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camera: Renamed everything from "video capture" to "camera", wired to CMake.

main
Ryan C. Gordon 2023-11-27 23:05:54 -05:00
parent f49ce4a15d
commit 7ae955ce68
26 changed files with 587 additions and 748 deletions
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23
CMakeLists.txt
View File

@ -331,7 +331,7 @@ set_option(SDL_METAL "Enable Metal support" ${APPLE})
set_option(SDL_KMSDRM "Use KMS DRM video driver" ${UNIX_SYS})
dep_option(SDL_KMSDRM_SHARED "Dynamically load KMS DRM support" ON "SDL_KMSDRM" OFF)
set_option(SDL_OFFSCREEN "Use offscreen video driver" ON)
dep_option(SDL_VIDEO_CAPTURE "Enable video capturing" ON SDL_VIDEO OFF)
dep_option(SDL_CAMERA "Enable camera support" ON SDL_VIDEO OFF)
option_string(SDL_BACKGROUNDING_SIGNAL "number to use for magic backgrounding signal or 'OFF'" OFF)
option_string(SDL_FOREGROUNDING_SIGNAL "number to use for magic foregrounding signal or 'OFF'" OFF)
dep_option(SDL_HIDAPI "Enable the HIDAPI subsystem" ON "NOT VISIONOS" OFF)
@ -1289,6 +1289,12 @@ if(ANDROID)
sdl_glob_sources("${SDL3_SOURCE_DIR}/src/sensor/android/*.c")
endif()
if(SDL_CAMERA)
set(SDL_CAMERA_ANDROID 1)
set(HAVE_CAMERA TRUE)
sdl_glob_sources("${SDL3_SOURCE_DIR}/src/camera/android/*.c")
endif()
if(SDL_VIDEO)
set(SDL_VIDEO_DRIVER_ANDROID 1)
sdl_glob_sources("${SDL3_SOURCE_DIR}/src/video/android/*.c")
@ -1498,6 +1504,9 @@ elseif(UNIX AND NOT APPLE AND NOT RISCOS AND NOT HAIKU)
ioctl(0, KDGKBENT, &kbe);
return 0;
}" HAVE_INPUT_KD)
check_c_source_compiles("
#include <linux/videodev2.h>
int main(int argc, char** argv) { return 0; }" HAVE_LINUX_VIDEODEV2_H)
elseif(FREEBSD)
check_c_source_compiles("
#include <sys/kbio.h>
@ -1521,6 +1530,12 @@ elseif(UNIX AND NOT APPLE AND NOT RISCOS AND NOT HAIKU)
}" HAVE_INPUT_WSCONS)
endif()
if(SDL_CAMERA AND HAVE_LINUX_VIDEODEV2_H)
set(SDL_CAMERA_V4L2 1)
set(HAVE_CAMERA TRUE)
sdl_glob_sources("${SDL3_SOURCE_DIR}/src/camera/v4l2/*.c")
endif()
if(HAVE_LINUX_INPUT_H)
set(SDL_INPUT_LINUXEV 1)
endif()
@ -2020,6 +2035,8 @@ elseif(APPLE)
sdl_glob_sources("${SDL3_SOURCE_DIR}/src/file/cocoa/*.m")
if(IOS OR TVOS OR MACOSX OR DARWIN)
set(SDL_CAMERA_APPLE TRUE)
set(HAVE_CAMERA TRUE)
sdl_sources("${SDL3_SOURCE_DIR}/src/camera/apple/SDL_camera_apple.m")
endif()
@ -2721,6 +2738,10 @@ if(NOT HAVE_SDL_MISC)
set(SDL_MISC_DUMMY 1)
sdl_glob_sources("${SDL3_SOURCE_DIR}/src/misc/dummy/*.c")
endif()
if(NOT HAVE_CAMERA)
set(SDL_CAMERA_DUMMY 1)
sdl_glob_sources("${SDL3_SOURCE_DIR}/src/camera/dummy/*.c")
endif()
# We always need to have threads and timers around
if(NOT HAVE_SDL_THREADS)

204
include/SDL3/SDL_camera.h
View File

@ -37,182 +37,182 @@ extern "C" {
#endif
/**
* This is a unique ID for a video capture device for the time it is connected to the system,
* This is a unique ID for a camera device for the time it is connected to the system,
* and is never reused for the lifetime of the application. If the device is
* disconnected and reconnected, it will get a new ID.
*
* The ID value starts at 1 and increments from there. The value 0 is an invalid ID.
*
* \sa SDL_GetVideoCaptureDevices
* \sa SDL_GetCameraDevices
*/
typedef Uint32 SDL_VideoCaptureDeviceID;
typedef Uint32 SDL_CameraDeviceID;
/**
* The structure used to identify an SDL video capture device
* The structure used to identify an SDL camera device
*/
struct SDL_VideoCaptureDevice;
typedef struct SDL_VideoCaptureDevice SDL_VideoCaptureDevice;
struct SDL_CameraDevice;
typedef struct SDL_CameraDevice SDL_CameraDevice;
#define SDL_VIDEO_CAPTURE_ALLOW_ANY_CHANGE 1
#define SDL_CAMERA_ALLOW_ANY_CHANGE 1
/**
* SDL_VideoCaptureSpec structure
* SDL_CameraSpec structure
*
* Only those field can be 'desired' when configuring the device:
* - format
* - width
* - height
*
* \sa SDL_GetVideoCaptureFormat
* \sa SDL_GetVideoCaptureFrameSize
* \sa SDL_GetCameraFormat
* \sa SDL_GetCameraFrameSize
*
*/
typedef struct SDL_VideoCaptureSpec
typedef struct SDL_CameraSpec
{
Uint32 format; /**< Frame SDL_PixelFormatEnum format */
int width; /**< Frame width */
int height; /**< Frame height */
} SDL_VideoCaptureSpec;
} SDL_CameraSpec;
/**
* SDL Video Capture Status
* SDL Camera Status
*
* Change states but calling the function in this order:
*
* SDL_OpenVideoCapture()
* SDL_SetVideoCaptureSpec() -> Init
* SDL_StartVideoCapture() -> Playing
* SDL_StopVideoCapture() -> Stopped
* SDL_CloseVideoCapture()
* SDL_OpenCamera()
* SDL_SetCameraSpec() -> Init
* SDL_StartCamera() -> Playing
* SDL_StopCamera() -> Stopped
* SDL_CloseCamera()
*
*/
typedef enum
{
SDL_VIDEO_CAPTURE_FAIL = -1, /**< Failed */
SDL_VIDEO_CAPTURE_INIT = 0, /**< Init, spec hasn't been set */
SDL_VIDEO_CAPTURE_STOPPED, /**< Stopped */
SDL_VIDEO_CAPTURE_PLAYING /**< Playing */
} SDL_VideoCaptureStatus;
SDL_CAMERA_FAIL = -1, /**< Failed */
SDL_CAMERA_INIT = 0, /**< Init, spec hasn't been set */
SDL_CAMERA_STOPPED, /**< Stopped */
SDL_CAMERA_PLAYING /**< Playing */
} SDL_CameraStatus;
/**
* SDL Video Capture Status
*/
typedef struct SDL_VideoCaptureFrame
typedef struct SDL_CameraFrame
{
Uint64 timestampNS; /**< Frame timestamp in nanoseconds when read from the driver */
int num_planes; /**< Number of planes */
Uint8 *data[3]; /**< Pointer to data of i-th plane */
int pitch[3]; /**< Pitch of i-th plane */
void *internal; /**< Private field */
} SDL_VideoCaptureFrame;
} SDL_CameraFrame;
/**
* Get a list of currently connected video capture devices.
* Get a list of currently connected camera devices.
*
* \param count a pointer filled in with the number of video capture devices
* \returns a 0 terminated array of video capture instance IDs which should be
* \param count a pointer filled in with the number of camera devices
* \returns a 0 terminated array of camera instance IDs which should be
* freed with SDL_free(), or NULL on error; call SDL_GetError() for
* more details.
*
* \since This function is available since SDL 3.0.0.
*
* \sa SDL_OpenVideoCapture
* \sa SDL_OpenCamera
*/
extern DECLSPEC SDL_VideoCaptureDeviceID *SDLCALL SDL_GetVideoCaptureDevices(int *count);
extern DECLSPEC SDL_CameraDeviceID *SDLCALL SDL_GetCameraDevices(int *count);
/**
* Open a Video Capture device
*
* \param instance_id the video capture device instance ID
* \param instance_id the camera device instance ID
* \returns device, or NULL on failure; call SDL_GetError() for more
* information.
*
* \since This function is available since SDL 3.0.0.
*
* \sa SDL_GetVideoCaptureDeviceName
* \sa SDL_GetVideoCaptureDevices
* \sa SDL_OpenVideoCaptureWithSpec
* \sa SDL_GetCameraDeviceName
* \sa SDL_GetCameraDevices
* \sa SDL_OpenCameraWithSpec
*/
extern DECLSPEC SDL_VideoCaptureDevice *SDLCALL SDL_OpenVideoCapture(SDL_VideoCaptureDeviceID instance_id);
extern DECLSPEC SDL_CameraDevice *SDLCALL SDL_OpenCamera(SDL_CameraDeviceID instance_id);
/**
* Set specification
*
* \param device opened video capture device
* \param desired desired video capture spec
* \param obtained obtained video capture spec
* \param device opened camera device
* \param desired desired camera spec
* \param obtained obtained camera spec
* \param allowed_changes allow changes or not
* \returns 0 on success or a negative error code on failure; call
* SDL_GetError() for more information.
*
* \since This function is available since SDL 3.0.0.
*
* \sa SDL_OpenVideoCapture
* \sa SDL_OpenVideoCaptureWithSpec
* \sa SDL_GetVideoCaptureSpec
* \sa SDL_OpenCamera
* \sa SDL_OpenCameraWithSpec
* \sa SDL_GetCameraSpec
*/
extern DECLSPEC int SDLCALL SDL_SetVideoCaptureSpec(SDL_VideoCaptureDevice *device,
const SDL_VideoCaptureSpec *desired,
SDL_VideoCaptureSpec *obtained,
extern DECLSPEC int SDLCALL SDL_SetCameraSpec(SDL_CameraDevice *device,
const SDL_CameraSpec *desired,
SDL_CameraSpec *obtained,
int allowed_changes);
/**
* Open a Video Capture device and set specification
*
* \param instance_id the video capture device instance ID
* \param desired desired video capture spec
* \param obtained obtained video capture spec
* \param instance_id the camera device instance ID
* \param desired desired camera spec
* \param obtained obtained camera spec
* \param allowed_changes allow changes or not
* \returns device, or NULL on failure; call SDL_GetError() for more
* information.
*
* \since This function is available since SDL 3.0.0.
*
* \sa SDL_OpenVideoCapture
* \sa SDL_SetVideoCaptureSpec
* \sa SDL_GetVideoCaptureSpec
* \sa SDL_OpenCamera
* \sa SDL_SetCameraSpec
* \sa SDL_GetCameraSpec
*/
extern DECLSPEC SDL_VideoCaptureDevice *SDLCALL SDL_OpenVideoCaptureWithSpec(SDL_VideoCaptureDeviceID instance_id,
const SDL_VideoCaptureSpec *desired,
SDL_VideoCaptureSpec *obtained,
extern DECLSPEC SDL_CameraDevice *SDLCALL SDL_OpenCameraWithSpec(SDL_CameraDeviceID instance_id,
const SDL_CameraSpec *desired,
SDL_CameraSpec *obtained,
int allowed_changes);
/**
* Get device name
*
* \param instance_id the video capture device instance ID
* \param instance_id the camera device instance ID
* \returns device name, shouldn't be freed
*
* \since This function is available since SDL 3.0.0.
*
* \sa SDL_GetVideoCaptureDevices
* \sa SDL_GetCameraDevices
*/
extern DECLSPEC const char * SDLCALL SDL_GetVideoCaptureDeviceName(SDL_VideoCaptureDeviceID instance_id);
extern DECLSPEC const char * SDLCALL SDL_GetCameraDeviceName(SDL_CameraDeviceID instance_id);
/**
* Get the obtained video capture spec
* Get the obtained camera spec
*
* \param device opened video capture device
* \param spec The SDL_VideoCaptureSpec to be initialized by this function.
* \param device opened camera device
* \param spec The SDL_CameraSpec to be initialized by this function.
* \returns 0 on success or a negative error code on failure; call
* SDL_GetError() for more information.
*
* \since This function is available since SDL 3.0.0.
*
* \sa SDL_SetVideoCaptureSpec
* \sa SDL_OpenVideoCaptureWithSpec
* \sa SDL_SetCameraSpec
* \sa SDL_OpenCameraWithSpec
*/
extern DECLSPEC int SDLCALL SDL_GetVideoCaptureSpec(SDL_VideoCaptureDevice *device, SDL_VideoCaptureSpec *spec);
extern DECLSPEC int SDLCALL SDL_GetCameraSpec(SDL_CameraDevice *device, SDL_CameraSpec *spec);
/**
* Get frame format of video capture device.
* Get frame format of camera device.
*
* The value can be used to fill SDL_VideoCaptureSpec structure.
* The value can be used to fill SDL_CameraSpec structure.
*
* \param device opened video capture device
* \param device opened camera device
* \param index format between 0 and num -1
* \param format pointer output format (SDL_PixelFormatEnum)
* \returns 0 on success or a negative error code on failure; call
@ -220,32 +220,32 @@ extern DECLSPEC int SDLCALL SDL_GetVideoCaptureSpec(SDL_VideoCaptureDevice *devi
*
* \since This function is available since SDL 3.0.0.
*
* \sa SDL_GetNumVideoCaptureFormats
* \sa SDL_GetNumCameraFormats
*/
extern DECLSPEC int SDLCALL SDL_GetVideoCaptureFormat(SDL_VideoCaptureDevice *device,
extern DECLSPEC int SDLCALL SDL_GetCameraFormat(SDL_CameraDevice *device,
int index,
Uint32 *format);
/**
* Number of available formats for the device
*
* \param device opened video capture device
* \param device opened camera device
* \returns number of formats or a negative error code on failure; call
* SDL_GetError() for more information.
*
* \since This function is available since SDL 3.0.0.
*
* \sa SDL_GetVideoCaptureFormat
* \sa SDL_SetVideoCaptureSpec
* \sa SDL_GetCameraFormat
* \sa SDL_SetCameraSpec
*/
extern DECLSPEC int SDLCALL SDL_GetNumVideoCaptureFormats(SDL_VideoCaptureDevice *device);
extern DECLSPEC int SDLCALL SDL_GetNumCameraFormats(SDL_CameraDevice *device);
/**
* Get frame sizes of the device and the specified input format.
*
* The value can be used to fill SDL_VideoCaptureSpec structure.
* The value can be used to fill SDL_CameraSpec structure.
*
* \param device opened video capture device
* \param device opened camera device
* \param format a format that can be used by the device (SDL_PixelFormatEnum)
* \param index framesize between 0 and num -1
* \param width output width
@ -255,51 +255,51 @@ extern DECLSPEC int SDLCALL SDL_GetNumVideoCaptureFormats(SDL_VideoCaptureDevice
*
* \since This function is available since SDL 3.0.0.
*
* \sa SDL_GetNumVideoCaptureFrameSizes
* \sa SDL_GetNumCameraFrameSizes
*/
extern DECLSPEC int SDLCALL SDL_GetVideoCaptureFrameSize(SDL_VideoCaptureDevice *device, Uint32 format, int index, int *width, int *height);
extern DECLSPEC int SDLCALL SDL_GetCameraFrameSize(SDL_CameraDevice *device, Uint32 format, int index, int *width, int *height);
/**
* Number of different framesizes available for the device and pixel format.
*
* \param device opened video capture device
* \param device opened camera device
* \param format frame pixel format (SDL_PixelFormatEnum)
* \returns number of framesizes or a negative error code on failure; call
* SDL_GetError() for more information.
*
* \since This function is available since SDL 3.0.0.
*
* \sa SDL_GetVideoCaptureFrameSize
* \sa SDL_SetVideoCaptureSpec
* \sa SDL_GetCameraFrameSize
* \sa SDL_SetCameraSpec
*/
extern DECLSPEC int SDLCALL SDL_GetNumVideoCaptureFrameSizes(SDL_VideoCaptureDevice *device, Uint32 format);
extern DECLSPEC int SDLCALL SDL_GetNumCameraFrameSizes(SDL_CameraDevice *device, Uint32 format);
/**
* Get video capture status
* Get camera status
*
* \param device opened video capture device
* \param device opened camera device
* \returns 0 on success or a negative error code on failure; call
* SDL_GetError() for more information.
*
* \since This function is available since SDL 3.0.0.
*
* \sa SDL_VideoCaptureStatus
* \sa SDL_CameraStatus
*/
extern DECLSPEC SDL_VideoCaptureStatus SDLCALL SDL_GetVideoCaptureStatus(SDL_VideoCaptureDevice *device);
extern DECLSPEC SDL_CameraStatus SDLCALL SDL_GetCameraStatus(SDL_CameraDevice *device);
/**
* Start video capture
* Start camera
*
* \param device opened video capture device
* \param device opened camera device
* \returns 0 on success or a negative error code on failure; call
* SDL_GetError() for more information.
*
* \since This function is available since SDL 3.0.0.
*
* \sa SDL_StopVideoCapture
* \sa SDL_StopCamera
*/
extern DECLSPEC int SDLCALL SDL_StartVideoCapture(SDL_VideoCaptureDevice *device);
extern DECLSPEC int SDLCALL SDL_StartCamera(SDL_CameraDevice *device);
/**
* Acquire a frame.
@ -311,62 +311,62 @@ extern DECLSPEC int SDLCALL SDL_StartVideoCapture(SDL_VideoCaptureDevice *device
* 0. If frame->num_planes is 0 and returned code is 0, there is no frame at
* that time.
*
* After used, the frame should be released with SDL_ReleaseVideoCaptureFrame
* After used, the frame should be released with SDL_ReleaseCameraFrame
*
* \param device opened video capture device
* \param device opened camera device
* \param frame pointer to get the frame
* \returns 0 on success or a negative error code on failure; call
* SDL_GetError() for more information.
*
* \since This function is available since SDL 3.0.0.
*
* \sa SDL_ReleaseVideoCaptureFrame
* \sa SDL_ReleaseCameraFrame
*/
extern DECLSPEC int SDLCALL SDL_AcquireVideoCaptureFrame(SDL_VideoCaptureDevice *device, SDL_VideoCaptureFrame *frame);
extern DECLSPEC int SDLCALL SDL_AcquireCameraFrame(SDL_CameraDevice *device, SDL_CameraFrame *frame);
/**
* Release a frame.
*
* Let the back-end re-use the internal buffer for video capture.
* Let the back-end re-use the internal buffer for camera.
*
* All acquired frames should be released before closing the device.
*
* \param device opened video capture device
* \param device opened camera device
* \param frame frame pointer.
* \returns 0 on success or a negative error code on failure; call
* SDL_GetError() for more information.
*
* \since This function is available since SDL 3.0.0.
*
* \sa SDL_AcquireVideoCaptureFrame
* \sa SDL_AcquireCameraFrame
*/
extern DECLSPEC int SDLCALL SDL_ReleaseVideoCaptureFrame(SDL_VideoCaptureDevice *device, SDL_VideoCaptureFrame *frame);
extern DECLSPEC int SDLCALL SDL_ReleaseCameraFrame(SDL_CameraDevice *device, SDL_CameraFrame *frame);
/**
* Stop Video Capture
*
* \param device opened video capture device
* \param device opened camera device
* \returns 0 on success or a negative error code on failure; call
* SDL_GetError() for more information.
*
* \since This function is available since SDL 3.0.0.
*
* \sa SDL_StartVideoCapture
* \sa SDL_StartCamera
*/
extern DECLSPEC int SDLCALL SDL_StopVideoCapture(SDL_VideoCaptureDevice *device);
extern DECLSPEC int SDLCALL SDL_StopCamera(SDL_CameraDevice *device);
/**
* Use this function to shut down camera processing and close the
* camera device.
*
* \param device opened video capture device
* \param device opened camera device
*
* \since This function is available since SDL 3.0.0.
*
* \sa SDL_OpenVideoCaptureWithSpec
* \sa SDL_OpenVideoCapture
* \sa SDL_OpenCameraWithSpec
* \sa SDL_OpenCamera
*/
extern DECLSPEC void SDLCALL SDL_CloseVideoCapture(SDL_VideoCaptureDevice *device);
extern DECLSPEC void SDLCALL SDL_CloseCamera(SDL_CameraDevice *device);
/* Ends C function definitions when using C++ */
#ifdef __cplusplus

9
include/build_config/SDL_build_config.h.cmake
View File

@ -253,8 +253,6 @@
#cmakedefine SDL_DEFAULT_ASSERT_LEVEL @SDL_DEFAULT_ASSERT_LEVEL@
#endif
#cmakedefine SDL_VIDEO_CAPTURE
/* Allow disabling of major subsystems */
#cmakedefine SDL_AUDIO_DISABLED @SDL_AUDIO_DISABLED@
#cmakedefine SDL_JOYSTICK_DISABLED @SDL_JOYSTICK_DISABLED@
@ -265,6 +263,7 @@
#cmakedefine SDL_THREADS_DISABLED @SDL_THREADS_DISABLED@
#cmakedefine SDL_VIDEO_DISABLED @SDL_VIDEO_DISABLED@
#cmakedefine SDL_POWER_DISABLED @SDL_POWER_DISABLED@
#cmakedefine SDL_CAMERA_DISABLED @SDL_CAMERA_DISABLED@
/* Enable various audio drivers */
#cmakedefine SDL_AUDIO_DRIVER_ALSA @SDL_AUDIO_DRIVER_ALSA@
@ -467,6 +466,12 @@
#cmakedefine SDL_FILESYSTEM_PS2 @SDL_FILESYSTEM_PS2@
#cmakedefine SDL_FILESYSTEM_N3DS @SDL_FILESYSTEM_N3DS@
/* Enable camera subsystem */
#cmakedefine SDL_CAMERA_DUMMY @SDL_CAMERA_DUMMY@
#cmakedefine SDL_CAMERA_V4L2 @SDL_CAMERA_V4L2@
#cmakedefine SDL_CAMERA_APPLE @SDL_CAMERA_APPLE@
#cmakedefine SDL_CAMERA_ANDROID @SDL_CAMERA_ANDROID@
/* Enable misc subsystem */
#cmakedefine SDL_MISC_DUMMY @SDL_MISC_DUMMY@

3
include/build_config/SDL_build_config_android.h
View File

@ -190,4 +190,7 @@
/* Enable the filesystem driver */
#define SDL_FILESYSTEM_ANDROID 1
/* Enable the camera driver */
#define SDL_CAMERA_ANDROID 1
#endif /* SDL_build_config_android_h_ */

3
include/build_config/SDL_build_config_emscripten.h
View File

@ -209,4 +209,7 @@
/* Enable system filesystem support */
#define SDL_FILESYSTEM_EMSCRIPTEN 1
/* Enable the camera driver (src/camera/dummy/\*.c) */ /* !!! FIXME */
#define SDL_CAMERA_DUMMY 1
#endif /* SDL_build_config_emscripten_h */

3
include/build_config/SDL_build_config_ios.h
View File

@ -212,4 +212,7 @@
/* enable filesystem support */
#define SDL_FILESYSTEM_COCOA 1
/* enable camera support */
#define SDL_CAMERA_APPLE 1
#endif /* SDL_build_config_ios_h_ */

3
include/build_config/SDL_build_config_macos.h
View File

@ -269,6 +269,9 @@
/* enable filesystem support */
#define SDL_FILESYSTEM_COCOA 1
/* enable camera support */
#define SDL_CAMERA_APPLE 1
/* Enable assembly routines */
#ifdef __ppc__
#define SDL_ALTIVEC_BLITTERS 1

3
include/build_config/SDL_build_config_minimal.h
View File

@ -89,4 +89,7 @@ typedef unsigned int uintptr_t;
/* Enable the dummy filesystem driver (src/filesystem/dummy/\*.c) */
#define SDL_FILESYSTEM_DUMMY 1
/* Enable the camera driver (src/camera/dummy/\*.c) */
#define SDL_CAMERA_DUMMY 1
#endif /* SDL_build_config_minimal_h_ */

3
include/build_config/SDL_build_config_ngage.h
View File

@ -86,4 +86,7 @@ typedef unsigned long uintptr_t;
/* Enable the dummy filesystem driver (src/filesystem/dummy/\*.c) */
#define SDL_FILESYSTEM_DUMMY 1
/* Enable the camera driver (src/camera/dummy/\*.c) */
#define SDL_CAMERA_DUMMY 1
#endif /* SDL_build_config_ngage_h_ */

3
include/build_config/SDL_build_config_windows.h
View File

@ -311,4 +311,7 @@ typedef unsigned int uintptr_t;
/* Enable filesystem support */
#define SDL_FILESYSTEM_WINDOWS 1
/* Enable the camera driver (src/camera/dummy/\*.c) */ /* !!! FIXME */
#define SDL_CAMERA_DUMMY 1
#endif /* SDL_build_config_windows_h_ */

3
include/build_config/SDL_build_config_wingdk.h
View File

@ -247,6 +247,9 @@
/* Enable filesystem support */
#define SDL_FILESYSTEM_WINDOWS 1
/* Enable the camera driver (src/camera/dummy/\*.c) */ /* !!! FIXME */
#define SDL_CAMERA_DUMMY 1
/* Use the (inferior) GDK text input method for GDK platforms */
/*#define SDL_GDK_TEXTINPUT 1*/

3
include/build_config/SDL_build_config_winrt.h
View File

@ -215,4 +215,7 @@
/* Enable system power support */
#define SDL_POWER_WINRT 1
/* Enable the camera driver (src/camera/dummy/\*.c) */ /* !!! FIXME */
#define SDL_CAMERA_DUMMY 1
#endif /* SDL_build_config_winrt_h_ */

3
include/build_config/SDL_build_config_xbox.h
View File

@ -236,4 +236,7 @@
/* Use the (inferior) GDK text input method for GDK platforms */
#define SDL_GDK_TEXTINPUT 1
/* Enable the camera driver (src/camera/dummy/\*.c) */
#define SDL_CAMERA_DUMMY 1
#endif /* SDL_build_config_wingdk_h_ */

383
src/camera/SDL_camera.c
View File

@ -27,20 +27,18 @@
#include "../video/SDL_pixels_c.h"
#include "../thread/SDL_systhread.h"
#define DEBUG_VIDEO_CAPTURE_CAPTURE 0
#define DEBUG_CAMERA 1
#ifdef SDL_VIDEO_CAPTURE
/* list node entries to share frames between SDL and user app */
typedef struct entry_t
{
SDL_VideoCaptureFrame frame;
SDL_CameraFrame frame;
} entry_t;
static SDL_VideoCaptureDevice *open_devices[16];
static SDL_CameraDevice *open_devices[16];
static void
close_device(SDL_VideoCaptureDevice *device)
close_device(SDL_CameraDevice *device)
{
if (!device) {
return;
@ -73,7 +71,7 @@ close_device(SDL_VideoCaptureDevice *device)
while (device->buffer_queue != NULL) {
SDL_ListPop(&device->buffer_queue, (void**)&entry);
if (entry) {
SDL_VideoCaptureFrame f = entry->frame;
SDL_CameraFrame f = entry->frame;
/* Release frames not acquired, if any */
if (f.timestampNS) {
ReleaseFrame(device, &f);
@ -109,7 +107,7 @@ SDL_bool check_device_playing(void)
int i, n = SDL_arraysize(open_devices);
for (i = 0; i < n; i++) {
if (open_devices[i]) {
if (SDL_GetVideoCaptureStatus(open_devices[i]) == SDL_VIDEO_CAPTURE_PLAYING) {
if (SDL_GetCameraStatus(open_devices[i]) == SDL_CAMERA_PLAYING) {
return SDL_TRUE;
}
}
@ -117,26 +115,20 @@ SDL_bool check_device_playing(void)
return SDL_FALSE;
}
#endif /* SDL_VIDEO_CAPTURE */
void
SDL_CloseVideoCapture(SDL_VideoCaptureDevice *device)
SDL_CloseCamera(SDL_CameraDevice *device)
{
#ifdef SDL_VIDEO_CAPTURE
if (!device) {
SDL_InvalidParamError("device");
return;
}
close_device(device);
#endif
}
int
SDL_StartVideoCapture(SDL_VideoCaptureDevice *device)
SDL_StartCamera(SDL_CameraDevice *device)
{
#ifdef SDL_VIDEO_CAPTURE
SDL_VideoCaptureStatus status;
SDL_CameraStatus status;
int result;
if (!device) {
return SDL_InvalidParamError("device");
@ -146,12 +138,12 @@ SDL_StartVideoCapture(SDL_VideoCaptureDevice *device)
return SDL_SetError("no spec set");
}
status = SDL_GetVideoCaptureStatus(device);
if (status != SDL_VIDEO_CAPTURE_INIT) {
status = SDL_GetCameraStatus(device);
if (status != SDL_CAMERA_INIT) {
return SDL_SetError("invalid state");
}
result = StartCapture(device);
result = StartCamera(device);
if (result < 0) {
return result;
}
@ -159,15 +151,11 @@ SDL_StartVideoCapture(SDL_VideoCaptureDevice *device)
SDL_AtomicSet(&device->enabled, 1);
return 0;
#else
return SDL_Unsupported();
#endif
}
int
SDL_GetVideoCaptureSpec(SDL_VideoCaptureDevice *device, SDL_VideoCaptureSpec *spec)
SDL_GetCameraSpec(SDL_CameraDevice *device, SDL_CameraSpec *spec)
{
#ifdef SDL_VIDEO_CAPTURE
if (!device) {
return SDL_InvalidParamError("device");
}
@ -179,24 +167,20 @@ SDL_GetVideoCaptureSpec(SDL_VideoCaptureDevice *device, SDL_VideoCaptureSpec *sp
SDL_zerop(spec);
return GetDeviceSpec(device, spec);
#else
return SDL_Unsupported();
#endif
}
int
SDL_StopVideoCapture(SDL_VideoCaptureDevice *device)
SDL_StopCamera(SDL_CameraDevice *device)
{
#ifdef SDL_VIDEO_CAPTURE
SDL_VideoCaptureStatus status;
SDL_CameraStatus status;
int ret;
if (!device) {
return SDL_InvalidParamError("device");
}
status = SDL_GetVideoCaptureStatus(device);
status = SDL_GetCameraStatus(device);
if (status != SDL_VIDEO_CAPTURE_PLAYING) {
if (status != SDL_CAMERA_PLAYING) {
return SDL_SetError("invalid state");
}
@ -204,7 +188,7 @@ SDL_StopVideoCapture(SDL_VideoCaptureDevice *device)
SDL_AtomicSet(&device->shutdown, 1);
SDL_LockMutex(device->acquiring_lock);
ret = StopCapture(device);
ret = StopCamera(device);
SDL_UnlockMutex(device->acquiring_lock);
if (ret < 0) {
@ -212,25 +196,20 @@ SDL_StopVideoCapture(SDL_VideoCaptureDevice *device)
}
return 0;
#else
return SDL_Unsupported();
#endif
}
#ifdef SDL_VIDEO_CAPTURE
/* Check spec has valid format and frame size */
static int
prepare_video_capturespec(SDL_VideoCaptureDevice *device, const SDL_VideoCaptureSpec *desired, SDL_VideoCaptureSpec *obtained, int allowed_changes)
prepare_cameraspec(SDL_CameraDevice *device, const SDL_CameraSpec *desired, SDL_CameraSpec *obtained, int allowed_changes)
{
/* Check format */
{
int i, num = SDL_GetNumVideoCaptureFormats(device);
int i, num = SDL_GetNumCameraFormats(device);
int is_format_valid = 0;
for (i = 0; i < num; i++) {
Uint32 format;
if (SDL_GetVideoCaptureFormat(device, i, &format) == 0) {
if (SDL_GetCameraFormat(device, i, &format) == 0) {
if (format == desired->format && format != SDL_PIXELFORMAT_UNKNOWN) {
is_format_valid = 1;
obtained->format = format;
@ -243,7 +222,7 @@ prepare_video_capturespec(SDL_VideoCaptureDevice *device, const SDL_VideoCapture
if (allowed_changes) {
for (i = 0; i < num; i++) {
Uint32 format;
if (SDL_GetVideoCaptureFormat(device, i, &format) == 0) {
if (SDL_GetCameraFormat(device, i, &format) == 0) {
if (format != SDL_PIXELFORMAT_UNKNOWN) {
obtained->format = format;
is_format_valid = 1;
@ -266,12 +245,12 @@ prepare_video_capturespec(SDL_VideoCaptureDevice *device, const SDL_VideoCapture
/* Check frame size */
{
int i, num = SDL_GetNumVideoCaptureFrameSizes(device, obtained->format);
int i, num = SDL_GetNumCameraFrameSizes(device, obtained->format);
int is_framesize_valid = 0;
for (i = 0; i < num; i++) {
int w, h;
if (SDL_GetVideoCaptureFrameSize(device, obtained->format, i, &w, &h) == 0) {
if (SDL_GetCameraFrameSize(device, obtained->format, i, &w, &h) == 0) {
if (desired->width == w && desired->height == h) {
is_framesize_valid = 1;
obtained->width = w;
@ -284,7 +263,7 @@ prepare_video_capturespec(SDL_VideoCaptureDevice *device, const SDL_VideoCapture
if (!is_framesize_valid) {
if (allowed_changes) {
int w, h;
if (SDL_GetVideoCaptureFrameSize(device, obtained->format, 0, &w, &h) == 0) {
if (SDL_GetCameraFrameSize(device, obtained->format, 0, &w, &h) == 0) {
is_framesize_valid = 1;
obtained->width = w;
obtained->height = h;
@ -305,12 +284,9 @@ prepare_video_capturespec(SDL_VideoCaptureDevice *device, const SDL_VideoCapture
return 0;
}
#endif /* SDL_VIDEO_CAPTURE */
const char *
SDL_GetVideoCaptureDeviceName(SDL_VideoCaptureDeviceID instance_id)
SDL_GetCameraDeviceName(SDL_CameraDeviceID instance_id)
{
#ifdef SDL_VIDEO_CAPTURE
static char buf[256];
buf[0] = 0;
buf[255] = 0;
@ -320,26 +296,19 @@ SDL_GetVideoCaptureDeviceName(SDL_VideoCaptureDeviceID instance_id)
return NULL;
}
if (GetDeviceName(instance_id, buf, sizeof (buf)) < 0) {
if (GetCameraDeviceName(instance_id, buf, sizeof (buf)) < 0) {
buf[0] = 0;
}
return buf;
#else
SDL_Unsupported();
return NULL;
#endif
}
SDL_VideoCaptureDeviceID *
SDL_GetVideoCaptureDevices(int *count)
SDL_CameraDeviceID *
SDL_GetCameraDevices(int *count)
{
int num = 0;
SDL_VideoCaptureDeviceID *ret = NULL;
#ifdef SDL_VIDEO_CAPTURE
ret = GetVideoCaptureDevices(&num);
#endif
SDL_CameraDeviceID *ret = GetCameraDevices(&num);
if (ret) {
if (count) {
@ -350,7 +319,7 @@ SDL_GetVideoCaptureDevices(int *count)
/* return list of 0 ID, null terminated */
num = 0;
ret = (SDL_VideoCaptureDeviceID *)SDL_malloc((num + 1) * sizeof(*ret));
ret = (SDL_CameraDeviceID *)SDL_malloc((num + 1) * sizeof(*ret));
if (ret == NULL) {
SDL_OutOfMemory();
@ -368,17 +337,15 @@ SDL_GetVideoCaptureDevices(int *count)
return ret;
}
#ifdef SDL_VIDEO_CAPTURE
/* Video capture thread function */
/* Camera thread function */
static int SDLCALL
SDL_CaptureVideoThread(void *devicep)
SDL_CameraThread(void *devicep)
{
const int delay = 20;
SDL_VideoCaptureDevice *device = (SDL_VideoCaptureDevice *) devicep;
SDL_CameraDevice *device = (SDL_CameraDevice *) devicep;
#if DEBUG_VIDEO_CAPTURE_CAPTURE
SDL_Log("Start thread 'SDL_CaptureVideo'");
#if DEBUG_CAMERA
SDL_Log("Start thread 'SDL_CameraThread'");
#endif
@ -387,11 +354,11 @@ SDL_CaptureVideoThread(void *devicep)
/*
{
// Set thread priority to THREAD_PRIORITY_VIDEO
extern void Android_JNI_VideoCaptureSetThreadPriority(int, int);
Android_JNI_VideoCaptureSetThreadPriority(device->iscapture, device);
extern void Android_JNI_CameraSetThreadPriority(int, int);
Android_JNI_CameraSetThreadPriority(device->iscapture, device);
}*/
#else
/* The video_capture mixing is always a high priority thread */
/* The camera capture is always a high priority thread */
SDL_SetThreadPriority(SDL_THREAD_PRIORITY_HIGH);
#endif
@ -403,9 +370,9 @@ SDL_CaptureVideoThread(void *devicep)
SDL_Delay(delay);
}
/* Loop, filling the video_capture buffers */
/* Loop, filling the camera buffers */
while (!SDL_AtomicGet(&device->shutdown)) {
SDL_VideoCaptureFrame f;
SDL_CameraFrame f;
int ret;
entry_t *entry;
@ -423,7 +390,7 @@ SDL_CaptureVideoThread(void *devicep)
if (ret < 0) {
/* Flag it as an error */
#if DEBUG_VIDEO_CAPTURE_CAPTURE
#if DEBUG_CAMERA
SDL_Log("dev[%p] error AcquireFrame: %d %s", (void *)device, ret, SDL_GetError());
#endif
f.num_planes = 0;
@ -447,28 +414,26 @@ SDL_CaptureVideoThread(void *devicep)
}
}
#if DEBUG_VIDEO_CAPTURE_CAPTURE
SDL_Log("dev[%p] End thread 'SDL_CaptureVideo'", (void *)device);
#if DEBUG_CAMERA
SDL_Log("dev[%p] End thread 'SDL_CameraThread'", (void *)device);
#endif
return 0;
error_mem:
#if DEBUG_VIDEO_CAPTURE_CAPTURE
SDL_Log("dev[%p] End thread 'SDL_CaptureVideo' with error: %s", (void *)device, SDL_GetError());
#if DEBUG_CAMERA
SDL_Log("dev[%p] End thread 'SDL_CameraThread' with error: %s", (void *)device, SDL_GetError());
#endif
SDL_AtomicSet(&device->shutdown, 1);
SDL_OutOfMemory();
return 0;
}
#endif
SDL_VideoCaptureDevice *
SDL_OpenVideoCapture(SDL_VideoCaptureDeviceID instance_id)
SDL_CameraDevice *
SDL_OpenCamera(SDL_CameraDeviceID instance_id)
{
#ifdef SDL_VIDEO_CAPTURE
int i, n = SDL_arraysize(open_devices);
int id = -1;
SDL_VideoCaptureDevice *device = NULL;
SDL_CameraDevice *device = NULL;
const char *device_name = NULL;
if (!SDL_WasInit(SDL_INIT_VIDEO)) {
@ -486,19 +451,19 @@ SDL_OpenVideoCapture(SDL_VideoCaptureDeviceID instance_id)
}
if (id == -1) {
SDL_SetError("Too many open video capture devices");
SDL_SetError("Too many open camera devices");
goto error;
}
if (instance_id != 0) {
device_name = SDL_GetVideoCaptureDeviceName(instance_id);
device_name = SDL_GetCameraDeviceName(instance_id);
if (device_name == NULL) {
goto error;
}
} else {
SDL_VideoCaptureDeviceID *devices = SDL_GetVideoCaptureDevices(NULL);
SDL_CameraDeviceID *devices = SDL_GetCameraDevices(NULL);
if (devices && devices[0]) {
device_name = SDL_GetVideoCaptureDeviceName(devices[0]);
device_name = SDL_GetCameraDeviceName(devices[0]);
SDL_free(devices);
}
}
@ -507,7 +472,7 @@ SDL_OpenVideoCapture(SDL_VideoCaptureDeviceID instance_id)
// FIXME do we need this ?
/* Let the user override. */
{
const char *dev = SDL_getenv("SDL_VIDEO_CAPTURE_DEVICE_NAME");
const char *dev = SDL_getenv("SDL_CAMERA_DEVICE_NAME");
if (dev && dev[0]) {
device_name = dev;
}
@ -518,7 +483,7 @@ SDL_OpenVideoCapture(SDL_VideoCaptureDeviceID instance_id)
goto error;
}
device = (SDL_VideoCaptureDevice *) SDL_calloc(1, sizeof (SDL_VideoCaptureDevice));
device = (SDL_CameraDevice *) SDL_calloc(1, sizeof (SDL_CameraDevice));
if (device == NULL) {
SDL_OutOfMemory();
goto error;
@ -550,16 +515,16 @@ SDL_OpenVideoCapture(SDL_VideoCaptureDeviceID instance_id)
open_devices[id] = device; /* add it to our list of open devices. */
/* Start the video_capture thread */
/* Start the camera thread */
{
const size_t stacksize = 64 * 1024;
char threadname[64];
SDL_snprintf(threadname, sizeof (threadname), "SDLVideoC%d", id);
device->thread = SDL_CreateThreadInternal(SDL_CaptureVideoThread, threadname, stacksize, device);
SDL_snprintf(threadname, sizeof (threadname), "SDLCamera%d", id);
device->thread = SDL_CreateThreadInternal(SDL_CameraThread, threadname, stacksize, device);
if (device->thread == NULL) {
SDL_SetError("Couldn't create video_capture thread");
SDL_SetError("Couldn't create camera thread");
goto error;
}
}
@ -569,21 +534,16 @@ SDL_OpenVideoCapture(SDL_VideoCaptureDeviceID instance_id)
error:
close_device(device);
return NULL;
#else
SDL_Unsupported();
return NULL;
#endif /* SDL_VIDEO_CAPTURE */
}
int
SDL_SetVideoCaptureSpec(SDL_VideoCaptureDevice *device,
const SDL_VideoCaptureSpec *desired,
SDL_VideoCaptureSpec *obtained,
SDL_SetCameraSpec(SDL_CameraDevice *device,
const SDL_CameraSpec *desired,
SDL_CameraSpec *obtained,
int allowed_changes)
{
#ifdef SDL_VIDEO_CAPTURE
SDL_VideoCaptureSpec _obtained;
SDL_VideoCaptureSpec _desired;
SDL_CameraSpec _obtained;
SDL_CameraSpec _desired;
int result;
if (!device) {
@ -597,7 +557,7 @@ SDL_SetVideoCaptureSpec(SDL_VideoCaptureDevice *device,
if (!desired) {
SDL_zero(_desired);
desired = &_desired;
allowed_changes = SDL_VIDEO_CAPTURE_ALLOW_ANY_CHANGE;
allowed_changes = SDL_CAMERA_ALLOW_ANY_CHANGE;
} else {
/* in case desired == obtained */
_desired = *desired;
@ -610,7 +570,7 @@ SDL_SetVideoCaptureSpec(SDL_VideoCaptureDevice *device,
SDL_zerop(obtained);
if (prepare_video_capturespec(device, desired, obtained, allowed_changes) < 0) {
if (prepare_cameraspec(device, desired, obtained, allowed_changes) < 0) {
return -1;
}
@ -626,16 +586,11 @@ SDL_SetVideoCaptureSpec(SDL_VideoCaptureDevice *device,
device->is_spec_set = SDL_TRUE;
return 0;
#else
SDL_zero(*obtained);
return SDL_Unsupported();
#endif /* SDL_VIDEO_CAPTURE */
}
int
SDL_AcquireVideoCaptureFrame(SDL_VideoCaptureDevice *device, SDL_VideoCaptureFrame *frame)
SDL_AcquireCameraFrame(SDL_CameraDevice *device, SDL_CameraFrame *frame)
{
#ifdef SDL_VIDEO_CAPTURE
if (!device) {
return SDL_InvalidParamError("device");
}
@ -679,15 +634,11 @@ SDL_AcquireVideoCaptureFrame(SDL_VideoCaptureDevice *device, SDL_VideoCaptureFra
}
return 0;
#else
return SDL_Unsupported();
#endif /* SDL_VIDEO_CAPTURE */
}
int
SDL_ReleaseVideoCaptureFrame(SDL_VideoCaptureDevice *device, SDL_VideoCaptureFrame *frame)
SDL_ReleaseCameraFrame(SDL_CameraDevice *device, SDL_CameraFrame *frame)
{
#ifdef SDL_VIDEO_CAPTURE
if (!device) {
return SDL_InvalidParamError("device");
}
@ -703,28 +654,20 @@ SDL_ReleaseVideoCaptureFrame(SDL_VideoCaptureDevice *device, SDL_VideoCaptureFra
SDL_zerop(frame);
return 0;
#else
return SDL_Unsupported();
#endif /* SDL_VIDEO_CAPTURE */
}
int
SDL_GetNumVideoCaptureFormats(SDL_VideoCaptureDevice *device)
SDL_GetNumCameraFormats(SDL_CameraDevice *device)
{
#ifdef SDL_VIDEO_CAPTURE
if (!device) {
return SDL_InvalidParamError("device");
}
return GetNumFormats(device);
#else
return 0;
#endif /* SDL_VIDEO_CAPTURE */
}
int
SDL_GetVideoCaptureFormat(SDL_VideoCaptureDevice *device, int index, Uint32 *format)
SDL_GetCameraFormat(SDL_CameraDevice *device, int index, Uint32 *format)
{
#ifdef SDL_VIDEO_CAPTURE
if (!device) {
return SDL_InvalidParamError("device");
}
@ -733,28 +676,20 @@ SDL_GetVideoCaptureFormat(SDL_VideoCaptureDevice *device, int index, Uint32 *for
}
*format = 0;
return GetFormat(device, index, format);
#else
return SDL_Unsupported();
#endif /* SDL_VIDEO_CAPTURE */
}
int
SDL_GetNumVideoCaptureFrameSizes(SDL_VideoCaptureDevice *device, Uint32 format)
SDL_GetNumCameraFrameSizes(SDL_CameraDevice *device, Uint32 format)
{
#ifdef SDL_VIDEO_CAPTURE
if (!device) {
return SDL_InvalidParamError("device");
}
return GetNumFrameSizes(device, format);
#else
return 0;
#endif /* SDL_VIDEO_CAPTURE */
}
int
SDL_GetVideoCaptureFrameSize(SDL_VideoCaptureDevice *device, Uint32 format, int index, int *width, int *height)
SDL_GetCameraFrameSize(SDL_CameraDevice *device, Uint32 format, int index, int *width, int *height)
{
#ifdef SDL_VIDEO_CAPTURE
if (!device) {
return SDL_InvalidParamError("device");
}
@ -767,79 +702,61 @@ SDL_GetVideoCaptureFrameSize(SDL_VideoCaptureDevice *device, Uint32 format, int
*width = 0;
*height = 0;
return GetFrameSize(device, format, index, width, height);
#else
return SDL_Unsupported();
#endif
}
SDL_VideoCaptureDevice *
SDL_OpenVideoCaptureWithSpec(
SDL_VideoCaptureDeviceID instance_id,
const SDL_VideoCaptureSpec *desired,
SDL_VideoCaptureSpec *obtained,
SDL_CameraDevice *
SDL_OpenCameraWithSpec(
SDL_CameraDeviceID instance_id,
const SDL_CameraSpec *desired,
SDL_CameraSpec *obtained,
int allowed_changes)
{
#ifdef SDL_VIDEO_CAPTURE
SDL_VideoCaptureDevice *device;
SDL_CameraDevice *device;
if ((device = SDL_OpenVideoCapture(instance_id)) == NULL) {
if ((device = SDL_OpenCamera(instance_id)) == NULL) {
return NULL;
}
if (SDL_SetVideoCaptureSpec(device, desired, obtained, allowed_changes) < 0) {
SDL_CloseVideoCapture(device);
if (SDL_SetCameraSpec(device, desired, obtained, allowed_changes) < 0) {
SDL_CloseCamera(device);
return NULL;
}
return device;
#else
SDL_Unsupported();
return NULL;
#endif
}
SDL_VideoCaptureStatus
SDL_GetVideoCaptureStatus(SDL_VideoCaptureDevice *device)
SDL_CameraStatus
SDL_GetCameraStatus(SDL_CameraDevice *device)
{
#ifdef SDL_VIDEO_CAPTURE
if (device == NULL) {
return SDL_VIDEO_CAPTURE_INIT;
return SDL_CAMERA_INIT;
}
if (device->is_spec_set == SDL_FALSE) {
return SDL_VIDEO_CAPTURE_INIT;
return SDL_CAMERA_INIT;
}
if (SDL_AtomicGet(&device->shutdown)) {
return SDL_VIDEO_CAPTURE_STOPPED;
return SDL_CAMERA_STOPPED;
}
if (SDL_AtomicGet(&device->enabled)) {
return SDL_VIDEO_CAPTURE_PLAYING;
return SDL_CAMERA_PLAYING;
}
return SDL_VIDEO_CAPTURE_INIT;
#else
SDL_Unsupported();
return SDL_VIDEO_CAPTURE_FAIL;
#endif
return SDL_CAMERA_INIT;
}
int
SDL_VideoCaptureInit(void)
SDL_CameraInit(void)
{
#ifdef SDL_VIDEO_CAPTURE
SDL_zeroa(open_devices);
SDL_SYS_VideoCaptureInit();
SDL_SYS_CameraInit();
return 0;
#else
return 0;
#endif
}
void
SDL_QuitVideoCapture(void)
SDL_QuitCamera(void)
{
#ifdef SDL_VIDEO_CAPTURE
int i, n = SDL_arraysize(open_devices);
for (i = 0; i < n; i++) {
close_device(open_devices[i]);
@ -847,122 +764,6 @@ SDL_QuitVideoCapture(void)
SDL_zeroa(open_devices);
SDL_SYS_VideoCaptureQuit();
#endif
SDL_SYS_CameraQuit();
}
#ifdef SDL_VIDEO_CAPTURE
#if defined(SDL_PLATFORM_LINUX) && !defined(SDL_PLATFORM_ANDROID)
/* See SDL_video_capture_v4l2.c */
#elif defined(SDL_PLATFORM_ANDROID) && __ANDROID_API__ >= 24
/* See SDL_android_video_capture.c */
#elif defined(SDL_PLATFORM_IOS) || defined(SDL_PLATFORM_MACOS)
/* See SDL_video_capture_apple.m */
#else
int SDL_SYS_VideoCaptureInit(void)
{
return 0;
}
int SDL_SYS_VideoCaptureQuit(void)
{
return 0;
}
int
OpenDevice(SDL_VideoCaptureDevice *_this)
{
return SDL_SetError("not implemented");
}
void
CloseDevice(SDL_VideoCaptureDevice *_this)
{
return;
}
int
InitDevice(SDL_VideoCaptureDevice *_this)
{
size_t size, pitch;
SDL_CalculateSize(_this->spec.format, _this->spec.width, _this->spec.height, &size, &pitch, SDL_FALSE);
SDL_Log("Buffer size: %d x %d", _this->spec.width, _this->spec.height);
return -1;
}
int
GetDeviceSpec(SDL_VideoCaptureDevice *_this, SDL_VideoCaptureSpec *spec)
{
return SDL_Unsupported();
}
int
StartCapture(SDL_VideoCaptureDevice *_this)
{
return SDL_Unsupported();
}
int
StopCapture(SDL_VideoCaptureDevice *_this)
{
return -1;
}
int
AcquireFrame(SDL_VideoCaptureDevice *_this, SDL_VideoCaptureFrame *frame)
{
return -1;
}
int
ReleaseFrame(SDL_VideoCaptureDevice *_this, SDL_VideoCaptureFrame *frame)
{
return -1;
}
int
GetNumFormats(SDL_VideoCaptureDevice *_this)
{
return -1;
}
int
GetFormat(SDL_VideoCaptureDevice *_this, int index, Uint32 *format)
{
return -1;
}
int
GetNumFrameSizes(SDL_VideoCaptureDevice *_this, Uint32 format)
{
return -1;
}
int
GetFrameSize(SDL_VideoCaptureDevice *_this, Uint32 format, int index, int *width, int *height)
{
return -1;
}
int
GetDeviceName(SDL_VideoCaptureDeviceID instance_id, char *buf, int size)
{
return -1;
}
SDL_VideoCaptureDeviceID *
GetVideoCaptureDevices(int *count)
{
return NULL;
}
#endif
#endif /* SDL_VIDEO_CAPTURE */

15
src/camera/SDL_camera_c.h
View File

@ -19,15 +19,14 @@
3. This notice may not be removed or altered from any source distribution.
*/
#include "../SDL_internal.h"
#include "../../include/SDL3/SDL_camera.h"
#ifndef SDL_video_capture_c_h_
#define SDL_video_capture_c_h_
#ifndef SDL_camera_c_h_
#define SDL_camera_c_h_
/* Initialize the video_capture subsystem */
int SDL_VideoCaptureInit(void);
/* Initialize the camera subsystem */
int SDL_CameraInit(void);
/* Shutdown the video_capture subsystem */
void SDL_QuitVideoCapture(void);
/* Shutdown the camera subsystem */
void SDL_QuitCamera(void);
#endif /* SDL_video_capture_c_h_ */
#endif /* SDL_camera_c_h_ */

54
src/camera/SDL_syscamera.h
View File

@ -20,22 +20,22 @@
*/
#include "../SDL_internal.h"
#ifndef SDL_sysvideocapture_h_
#define SDL_sysvideocapture_h_
#ifndef SDL_syscamera_h_
#define SDL_syscamera_h_
#include "../SDL_list.h"
/* The SDL video_capture driver */
typedef struct SDL_VideoCaptureDevice SDL_VideoCaptureDevice;
/* The SDL camera driver */
typedef struct SDL_CameraDevice SDL_CameraDevice;
/* Define the SDL video_capture driver structure */
struct SDL_VideoCaptureDevice
/* Define the SDL camera driver structure */
struct SDL_CameraDevice
{
/* * * */
/* Data common to all devices */
/* The device's current video_capture specification */
SDL_VideoCaptureSpec spec;
/* The device's current camera specification */
SDL_CameraSpec spec;
/* Device name */
char *dev_name;
@ -49,7 +49,7 @@ struct SDL_VideoCaptureDevice
SDL_Mutex *device_lock;
SDL_Mutex *acquiring_lock;
/* A thread to feed the video_capture device */
/* A thread to feed the camera device */
SDL_Thread *thread;
SDL_ThreadID threadid;
@ -58,35 +58,35 @@ struct SDL_VideoCaptureDevice
/* * * */
/* Data private to this driver */
struct SDL_PrivateVideoCaptureData *hidden;
struct SDL_PrivateCameraData *hidden;
};
extern int SDL_SYS_VideoCaptureInit(void);
extern int SDL_SYS_VideoCaptureQuit(void);
extern int SDL_SYS_CameraInit(void);
extern int SDL_SYS_CameraQuit(void);
extern int OpenDevice(SDL_VideoCaptureDevice *_this);
extern void CloseDevice(SDL_VideoCaptureDevice *_this);
extern int OpenDevice(SDL_CameraDevice *_this);
extern void CloseDevice(SDL_CameraDevice *_this);
extern int InitDevice(SDL_VideoCaptureDevice *_this);
extern int InitDevice(SDL_CameraDevice *_this);
extern int GetDeviceSpec(SDL_VideoCaptureDevice *_this, SDL_VideoCaptureSpec *spec);
extern int GetDeviceSpec(SDL_CameraDevice *_this, SDL_CameraSpec *spec);
extern int StartCapture(SDL_VideoCaptureDevice *_this);
extern int StopCapture(SDL_VideoCaptureDevice *_this);
extern int StartCamera(SDL_CameraDevice *_this);
extern int StopCamera(SDL_CameraDevice *_this);
extern int AcquireFrame(SDL_VideoCaptureDevice *_this, SDL_VideoCaptureFrame *frame);
extern int ReleaseFrame(SDL_VideoCaptureDevice *_this, SDL_VideoCaptureFrame *frame);
extern int AcquireFrame(SDL_CameraDevice *_this, SDL_CameraFrame *frame);
extern int ReleaseFrame(SDL_CameraDevice *_this, SDL_CameraFrame *frame);
extern int GetNumFormats(SDL_VideoCaptureDevice *_this);
extern int GetFormat(SDL_VideoCaptureDevice *_this, int index, Uint32 *format);
extern int GetNumFormats(SDL_CameraDevice *_this);
extern int GetFormat(SDL_CameraDevice *_this, int index, Uint32 *format);
extern int GetNumFrameSizes(SDL_VideoCaptureDevice *_this, Uint32 format);
extern int GetFrameSize(SDL_VideoCaptureDevice *_this, Uint32 format, int index, int *width, int *height);
extern int GetNumFrameSizes(SDL_CameraDevice *_this, Uint32 format);
extern int GetFrameSize(SDL_CameraDevice *_this, Uint32 format, int index, int *width, int *height);
extern int GetDeviceName(SDL_VideoCaptureDeviceID instance_id, char *buf, int size);
extern SDL_VideoCaptureDeviceID *GetVideoCaptureDevices(int *count);
extern int GetCameraDeviceName(SDL_CameraDeviceID instance_id, char *buf, int size);
extern SDL_CameraDeviceID *GetCameraDevices(int *count);
extern SDL_bool check_all_device_closed(void);
extern SDL_bool check_device_playing(void);
#endif /* SDL_sysvideocapture_h_ */
#endif /* SDL_syscamera_h_ */

71
src/camera/android/SDL_camera_android.c
View File

@ -20,16 +20,14 @@
*/
#include "SDL_internal.h"
#include "SDL3/SDL.h"
#include "SDL3/SDL_video_capture.h"
#include "../SDL_sysvideocapture.h"
#include "../SDL_video_capture_c.h"
#include "../SDL_pixels_c.h"
#include "../SDL_syscamera.h"
#include "../SDL_camera_c.h"
#include "../../video/SDL_pixels_c.h"
#include "../../thread/SDL_systhread.h"
#define DEBUG_VIDEO_CAPTURE_CAPTURE 0
#define DEBUG_CAMERA 1
#if defined(SDL_PLATFORM_ANDROID) && __ANDROID_API__ >= 24
#if defined(SDL_CAMERA_ANDROID) && __ANDROID_API__ >= 24
/*
* APP_PLATFORM=android-24
@ -42,7 +40,7 @@
* <uses-feature android:name="android.hardware.camera" />
*
*
* Add: #define SDL_VIDEO_CAPTURE 1
* Add: #define SDL_CAMERA 1
* in: include/build_config/SDL_build_config_android.h
*
*
@ -97,7 +95,7 @@ delete_cameraMgr(void)
}
}
struct SDL_PrivateVideoCaptureData
struct SDL_PrivateCameraData
{
ACameraDevice *device;
ACameraCaptureSession *session;
@ -186,14 +184,14 @@ format_sdl_2_android(Uint32 fmt)
static void
onDisconnected(void *context, ACameraDevice *device)
{
// SDL_VideoCaptureDevice *_this = (SDL_VideoCaptureDevice *) context;
// SDL_CameraDevice *_this = (SDL_CameraDevice *) context;
SDL_Log("CB onDisconnected");
}
static void
onError(void *context, ACameraDevice *device, int error)
{
// SDL_VideoCaptureDevice *_this = (SDL_VideoCaptureDevice *) context;
// SDL_CameraDevice *_this = (SDL_CameraDevice *) context;
SDL_Log("CB onError");
}
@ -201,26 +199,26 @@ onError(void *context, ACameraDevice *device, int error)
static void
onClosed(void* context, ACameraCaptureSession *session)
{
// SDL_VideoCaptureDevice *_this = (SDL_VideoCaptureDevice *) context;
// SDL_CameraDevice *_this = (SDL_CameraDevice *) context;
SDL_Log("CB onClosed");
}
static void
onReady(void* context, ACameraCaptureSession *session)
{
// SDL_VideoCaptureDevice *_this = (SDL_VideoCaptureDevice *) context;
// SDL_CameraDevice *_this = (SDL_CameraDevice *) context;
SDL_Log("CB onReady");
}
static void
onActive(void* context, ACameraCaptureSession *session)
{
// SDL_VideoCaptureDevice *_this = (SDL_VideoCaptureDevice *) context;
// SDL_CameraDevice *_this = (SDL_CameraDevice *) context;
SDL_Log("CB onActive");
}
int
OpenDevice(SDL_VideoCaptureDevice *_this)
OpenDevice(SDL_CameraDevice *_this)
{
camera_status_t res;
@ -236,7 +234,7 @@ OpenDevice(SDL_VideoCaptureDevice *_this)
return SDL_SetError("A camera is already playing");
}
_this->hidden = (struct SDL_PrivateVideoCaptureData *) SDL_calloc(1, sizeof (struct SDL_PrivateVideoCaptureData));
_this->hidden = (struct SDL_PrivateCameraData *) SDL_calloc(1, sizeof (struct SDL_PrivateCameraData));
if (_this->hidden == NULL) {
return SDL_OutOfMemory();
}
@ -256,7 +254,7 @@ OpenDevice(SDL_VideoCaptureDevice *_this)
}
void
CloseDevice(SDL_VideoCaptureDevice *_this)
CloseDevice(SDL_CameraDevice *_this)
{
if (_this && _this->hidden) {
if (_this->hidden->session) {
@ -286,7 +284,7 @@ CloseDevice(SDL_VideoCaptureDevice *_this)
}
int
InitDevice(SDL_VideoCaptureDevice *_this)
InitDevice(SDL_CameraDevice *_this)
{
size_t size, pitch;
SDL_CalculateSize(_this->spec.format, _this->spec.width, _this->spec.height, &size, &pitch, SDL_FALSE);
@ -295,7 +293,7 @@ InitDevice(SDL_VideoCaptureDevice *_this)
}
int
GetDeviceSpec(SDL_VideoCaptureDevice *_this, SDL_VideoCaptureSpec *spec)
GetDeviceSpec(SDL_CameraDevice *_this, SDL_CameraSpec *spec)
{
if (spec) {
*spec = _this->spec;
@ -305,7 +303,7 @@ GetDeviceSpec(SDL_VideoCaptureDevice *_this, SDL_VideoCaptureSpec *spec)
}
int
StartCapture(SDL_VideoCaptureDevice *_this)
StartCamera(SDL_CameraDevice *_this)
{
camera_status_t res;
media_status_t res2;
@ -391,7 +389,7 @@ error:
}
int
StopCapture(SDL_VideoCaptureDevice *_this)
StopCamera(SDL_CameraDevice *_this)
{
ACameraCaptureSession_close(_this->hidden->session);
_this->hidden->session = NULL;
@ -399,7 +397,7 @@ StopCapture(SDL_VideoCaptureDevice *_this)
}
int
AcquireFrame(SDL_VideoCaptureDevice *_this, SDL_VideoCaptureFrame *frame)
AcquireFrame(SDL_CameraDevice *_this, SDL_CameraFrame *frame)
{
media_status_t res;
AImage *image;
@ -410,7 +408,7 @@ AcquireFrame(SDL_VideoCaptureDevice *_this, SDL_VideoCaptureFrame *frame)
if (res == AMEDIA_IMGREADER_NO_BUFFER_AVAILABLE ) {
SDL_Delay(20); // TODO fix some delay
#if DEBUG_VIDEO_CAPTURE_CAPTURE
#if DEBUG_CAMERA
// SDL_Log("AImageReader_acquireNextImage: AMEDIA_IMGREADER_NO_BUFFER_AVAILABLE");
#endif
return 0;
@ -455,7 +453,7 @@ AcquireFrame(SDL_VideoCaptureDevice *_this, SDL_VideoCaptureFrame *frame)
}
int
ReleaseFrame(SDL_VideoCaptureDevice *_this, SDL_VideoCaptureFrame *frame)
ReleaseFrame(SDL_CameraDevice *_this, SDL_CameraFrame *frame)
{
if (frame->internal){
AImage_delete((AImage *)frame->internal);
@ -464,7 +462,7 @@ ReleaseFrame(SDL_VideoCaptureDevice *_this, SDL_VideoCaptureFrame *frame)
}
int
GetNumFormats(SDL_VideoCaptureDevice *_this)
GetNumFormats(SDL_CameraDevice *_this)
{
camera_status_t res;
int i;
@ -500,7 +498,7 @@ GetNumFormats(SDL_VideoCaptureDevice *_this)
fmt = format_android_2_sdl(format);
_this->hidden->count_formats[format_2_id(fmt)] += 1;
#if DEBUG_VIDEO_CAPTURE_CAPTURE
#if DEBUG_CAMERA
if (fmt != SDL_PIXELFORMAT_UNKNOWN) {
int w = entry.data.i32[i + 1];
int h = entry.data.i32[i + 2];
@ -511,7 +509,7 @@ GetNumFormats(SDL_VideoCaptureDevice *_this)
#endif
}
#if DEBUG_VIDEO_CAPTURE_CAPTURE
#if DEBUG_CAMERA
if (unknown) {
SDL_Log("Got unknown android");
}
@ -529,7 +527,7 @@ GetNumFormats(SDL_VideoCaptureDevice *_this)
}
int
GetFormat(SDL_VideoCaptureDevice *_this, int index, Uint32 *format)
GetFormat(SDL_CameraDevice *_this, int index, Uint32 *format)
{
int i;
int i2 = 0;
@ -558,7 +556,7 @@ GetFormat(SDL_VideoCaptureDevice *_this, int index, Uint32 *format)
}
int
GetNumFrameSizes(SDL_VideoCaptureDevice *_this, Uint32 format)
GetNumFrameSizes(SDL_CameraDevice *_this, Uint32 format)
{
int i, i2 = 0, index;
if (_this->hidden->num_formats == 0) {
@ -584,7 +582,7 @@ GetNumFrameSizes(SDL_VideoCaptureDevice *_this, Uint32 format)
}
int
GetFrameSize(SDL_VideoCaptureDevice *_this, Uint32 format, int index, int *width, int *height)
GetFrameSize(SDL_CameraDevice *_this, Uint32 format, int index, int *width, int *height)
{
camera_status_t res;
int i, i2 = 0;
@ -636,7 +634,7 @@ GetFrameSize(SDL_VideoCaptureDevice *_this, Uint32 format, int index, int *width
static int GetNumDevices(void);
int
GetDeviceName(SDL_VideoCaptureDeviceID instance_id, char *buf, int size)
GetCameraDeviceName(SDL_CameraDeviceID instance_id, char *buf, int size)
{
int index = instance_id - 1;
create_cameraMgr();
@ -676,14 +674,14 @@ GetNumDevices(void)
return -1;
}
SDL_VideoCaptureDeviceID *GetVideoCaptureDevices(int *count)
SDL_CameraDeviceID *GetCameraDevices(int *count)
{
/* hard-coded list of ID */
int i;
int num = GetNumDevices();
SDL_VideoCaptureDeviceID *ret;
SDL_CameraDeviceID *ret;
ret = (SDL_VideoCaptureDeviceID *)SDL_malloc((num + 1) * sizeof(*ret));
ret = (SDL_CameraDeviceID *)SDL_malloc((num + 1) * sizeof(*ret));
if (ret == NULL) {
SDL_OutOfMemory();
@ -699,15 +697,14 @@ SDL_VideoCaptureDeviceID *GetVideoCaptureDevices(int *count)
return ret;
}
int SDL_SYS_VideoCaptureInit(void) {
int SDL_SYS_CameraInit(void) {
return 0;
}
int SDL_SYS_VideoCaptureQuit(void) {
int SDL_SYS_CameraQuit(void) {
return 0;
}
#endif

95
src/camera/apple/SDL_camera_apple.m
View File

@ -20,12 +20,10 @@
*/
#include "SDL_internal.h"
#ifdef SDL_VIDEO_CAPTURE
#ifdef SDL_CAMERA_APPLE
#include "SDL3/SDL.h"
#include "SDL3/SDL_video_capture.h"
#include "SDL_sysvideocapture.h"
#include "SDL_video_capture_c.h"
#include "../SDL_syscamera.h"
#include "../SDL_camera_c.h"
#include "../thread/SDL_systhread.h"
#if defined(HAVE_COREMEDIA) && defined(SDL_PLATFORM_MACOS) && (__MAC_OS_X_VERSION_MAX_ALLOWED < 101500)
@ -37,52 +35,52 @@
#undef HAVE_COREMEDIA
#endif
#ifndef HAVE_COREMEDIA
int InitDevice(SDL_VideoCaptureDevice *_this) {
#ifndef HAVE_COREMEDIA /* !!! FIXME: use the dummy driver. */
int InitDevice(SDL_CameraDevice *_this) {
return -1;
}
int OpenDevice(SDL_VideoCaptureDevice *_this) {
int OpenDevice(SDL_CameraDevice *_this) {
return -1;
}
int AcquireFrame(SDL_VideoCaptureDevice *_this, SDL_VideoCaptureFrame *frame) {
int AcquireFrame(SDL_CameraDevice *_this, SDL_CameraFrame *frame) {
return -1;
}
void CloseDevice(SDL_VideoCaptureDevice *_this) {
void CloseDevice(SDL_CameraDevice *_this) {
}
int GetDeviceName(SDL_VideoCaptureDeviceID instance_id, char *buf, int size) {
int GetCameraDeviceName(SDL_CameraDeviceID instance_id, char *buf, int size) {
return -1;
}
int GetDeviceSpec(SDL_VideoCaptureDevice *_this, SDL_VideoCaptureSpec *spec) {
int GetDeviceSpec(SDL_CameraDevice *_this, SDL_CameraSpec *spec) {
return -1;
}
int GetFormat(SDL_VideoCaptureDevice *_this, int index, Uint32 *format) {
int GetFormat(SDL_CameraDevice *_this, int index, Uint32 *format) {
return -1;
}
int GetFrameSize(SDL_VideoCaptureDevice *_this, Uint32 format, int index, int *width, int *height) {
int GetFrameSize(SDL_CameraDevice *_this, Uint32 format, int index, int *width, int *height) {
return -1;
}
SDL_VideoCaptureDeviceID *GetVideoCaptureDevices(int *count) {
SDL_CameraDeviceID *GetCameraDevices(int *count) {
return NULL;
}
int GetNumFormats(SDL_VideoCaptureDevice *_this) {
int GetNumFormats(SDL_CameraDevice *_this) {
return 0;
}
int GetNumFrameSizes(SDL_VideoCaptureDevice *_this, Uint32 format) {
int GetNumFrameSizes(SDL_CameraDevice *_this, Uint32 format) {
return 0;
}
int ReleaseFrame(SDL_VideoCaptureDevice *_this, SDL_VideoCaptureFrame *frame) {
int ReleaseFrame(SDL_CameraDevice *_this, SDL_CameraFrame *frame) {
return 0;
}
int StartCapture(SDL_VideoCaptureDevice *_this) {
int StartCapture(SDL_CameraDevice *_this) {
return 0;
}
int StopCapture(SDL_VideoCaptureDevice *_this) {
int StopCapture(SDL_CameraDevice *_this) {
return 0;
}
int SDL_SYS_VideoCaptureInit(void) {
int SDL_SYS_CameraInit(void) {
return 0;
}
int SDL_SYS_VideoCaptureQuit(void) {
int SDL_SYS_CameraQuit(void) {
return 0;
}
@ -107,13 +105,13 @@ int SDL_SYS_VideoCaptureQuit(void) {
* IOS:
*
* - Need to link with:: CoreMedia CoreVideo
* - Add #define SDL_VIDEO_CAPTURE 1
* - Add #define SDL_CAMERA 1
* to SDL_build_config_ios.h
*/
@class MySampleBufferDelegate;
struct SDL_PrivateVideoCaptureData
struct SDL_PrivateCameraData
{
dispatch_queue_t queue;
MySampleBufferDelegate *delegate;
@ -216,13 +214,13 @@ sdlformat_to_nsfourcc(Uint32 fmt)
@interface MySampleBufferDelegate : NSObject<AVCaptureVideoDataOutputSampleBufferDelegate>
@property struct SDL_PrivateVideoCaptureData *hidden;
- (void) set: (struct SDL_PrivateVideoCaptureData *) val;
@property struct SDL_PrivateCameraData *hidden;
- (void) set: (struct SDL_PrivateCameraData *) val;
@end
@implementation MySampleBufferDelegate
- (void) set: (struct SDL_PrivateVideoCaptureData *) val {
- (void) set: (struct SDL_PrivateCameraData *) val {
_hidden = val;
}
@ -241,9 +239,9 @@ sdlformat_to_nsfourcc(Uint32 fmt)
@end
int
OpenDevice(SDL_VideoCaptureDevice *_this)
OpenDevice(SDL_CameraDevice *_this)
{
_this->hidden = (struct SDL_PrivateVideoCaptureData *) SDL_calloc(1, sizeof (struct SDL_PrivateVideoCaptureData));
_this->hidden = (struct SDL_PrivateCameraData *) SDL_calloc(1, sizeof (struct SDL_PrivateCameraData));
if (_this->hidden == NULL) {
SDL_OutOfMemory();
goto error;
@ -256,7 +254,7 @@ error:
}
void
CloseDevice(SDL_VideoCaptureDevice *_this)
CloseDevice(SDL_CameraDevice *_this)
{
if (!_this) {
return;
@ -285,7 +283,7 @@ CloseDevice(SDL_VideoCaptureDevice *_this)
}
int
InitDevice(SDL_VideoCaptureDevice *_this)
InitDevice(SDL_CameraDevice *_this)
{
NSString *fmt = sdlformat_to_nsfourcc(_this->spec.format);
int w = _this->spec.width;
@ -405,7 +403,7 @@ error:
}
int
GetDeviceSpec(SDL_VideoCaptureDevice *_this, SDL_VideoCaptureSpec *spec)
GetDeviceSpec(SDL_CameraDevice *_this, SDL_CameraSpec *spec)
{
if (spec) {
*spec = _this->spec;
@ -415,21 +413,21 @@ GetDeviceSpec(SDL_VideoCaptureDevice *_this, SDL_VideoCaptureSpec *spec)
}
int
StartCapture(SDL_VideoCaptureDevice *_this)
StartCamera(SDL_CameraDevice *_this)
{
[_this->hidden->session startRunning];
return 0;
}
int
StopCapture(SDL_VideoCaptureDevice *_this)
StopCamera(SDL_CameraDevice *_this)
{
[_this->hidden->session stopRunning];
return 0;
}
int
AcquireFrame(SDL_VideoCaptureDevice *_this, SDL_VideoCaptureFrame *frame)
AcquireFrame(SDL_CameraDevice *_this, SDL_CameraFrame *frame)
{
if (CMSimpleQueueGetCount(_this->hidden->frame_queue) > 0) {
int i, numPlanes, planar;
@ -482,7 +480,7 @@ AcquireFrame(SDL_VideoCaptureDevice *_this, SDL_VideoCaptureFrame *frame)
}
int
ReleaseFrame(SDL_VideoCaptureDevice *_this, SDL_VideoCaptureFrame *frame)
ReleaseFrame(SDL_CameraDevice *_this, SDL_CameraFrame *frame)
{
if (frame->internal){
CMSampleBufferRef sampleBuffer = (CMSampleBufferRef) frame->internal;
@ -496,7 +494,7 @@ ReleaseFrame(SDL_VideoCaptureDevice *_this, SDL_VideoCaptureFrame *frame)
}
int
GetNumFormats(SDL_VideoCaptureDevice *_this)
GetNumFormats(SDL_CameraDevice *_this)
{
AVCaptureDevice *device = get_device_by_name(_this->dev_name);
if (device) {
@ -517,7 +515,7 @@ GetNumFormats(SDL_VideoCaptureDevice *_this)
}
int
GetFormat(SDL_VideoCaptureDevice *_this, int index, Uint32 *format)
GetFormat(SDL_CameraDevice *_this, int index, Uint32 *format)
{
AVCaptureDevice *device = get_device_by_name(_this->dev_name);
if (device) {
@ -545,7 +543,7 @@ GetFormat(SDL_VideoCaptureDevice *_this, int index, Uint32 *format)
}
int
GetNumFrameSizes(SDL_VideoCaptureDevice *_this, Uint32 format)
GetNumFrameSizes(SDL_CameraDevice *_this, Uint32 format)
{
AVCaptureDevice *device = get_device_by_name(_this->dev_name);
if (device) {
@ -568,7 +566,7 @@ GetNumFrameSizes(SDL_VideoCaptureDevice *_this, Uint32 format)
}
int
GetFrameSize(SDL_VideoCaptureDevice *_this, Uint32 format, int index, int *width, int *height)
GetFrameSize(SDL_CameraDevice *_this, Uint32 format, int index, int *width, int *height)
{
AVCaptureDevice *device = get_device_by_name(_this->dev_name);
if (device) {
@ -596,7 +594,7 @@ GetFrameSize(SDL_VideoCaptureDevice *_this, Uint32 format, int index, int *width
}
int
GetDeviceName(SDL_VideoCaptureDeviceID instance_id, char *buf, int size)
GetCameraDeviceName(SDL_CameraDeviceID instance_id, char *buf, int size)
{
int index = instance_id - 1;
NSArray<AVCaptureDevice *> *devices = discover_devices();
@ -617,14 +615,14 @@ GetNumDevices(void)
return [devices count];
}
SDL_VideoCaptureDeviceID *GetVideoCaptureDevices(int *count)
SDL_CameraDeviceID *GetCameraDevices(int *count)
{
/* hard-coded list of ID */
int i;
int num = GetNumDevices();
SDL_VideoCaptureDeviceID *ret;
SDL_CameraDeviceID *ret;
ret = (SDL_VideoCaptureDeviceID *)SDL_malloc((num + 1) * sizeof(*ret));
ret = (SDL_CameraDeviceID *)SDL_malloc((num + 1) * sizeof(*ret));
if (ret == NULL) {
SDL_OutOfMemory();
@ -640,20 +638,17 @@ SDL_VideoCaptureDeviceID *GetVideoCaptureDevices(int *count)
return ret;
}
int SDL_SYS_VideoCaptureInit(void)
int SDL_SYS_CameraInit(void)
{
return 0;
}
int SDL_SYS_VideoCaptureQuit(void)
int SDL_SYS_CameraQuit(void)
{
return 0;
}
#endif /* HAVE_COREMEDIA */
#endif /* SDL_VIDEO_CAPTURE */
#endif /* SDL_CAMERA_APPLE */

185
src/camera/v4l2/SDL_camera_v4l2.c
View File

@ -20,46 +20,41 @@
*/
#include "SDL_internal.h"
#ifdef SDL_VIDEO_CAPTURE
#ifdef SDL_CAMERA_V4L2
#include "SDL3/SDL.h"
#include "SDL3/SDL_video_capture.h"
#include "SDL_sysvideocapture.h"
#include "SDL_video_capture_c.h"
#include "SDL_pixels_c.h"
#include "../thread/SDL_systhread.h"
#include "../SDL_syscamera.h"
#include "../SDL_camera_c.h"
#include "../../video/SDL_pixels_c.h"
#include "../../thread/SDL_systhread.h"
#include "../../core/linux/SDL_evdev_capabilities.h"
#include "../../core/linux/SDL_udev.h"
#include <limits.h> /* INT_MAX */
#define DEBUG_VIDEO_CAPTURE_CAPTURE 0
#define DEBUG_CAMERA 1
#if defined(SDL_PLATFORM_LINUX) && !defined(SDL_PLATFORM_ANDROID)
#define MAX_CAPTURE_DEVICES 128 /* It's doubtful someone has more than that */
#define MAX_CAMERA_DEVICES 128 /* It's doubtful someone has more than that */
static int MaybeAddDevice(const char *path);
#ifdef SDL_USE_LIBUDEV
static int MaybeRemoveDevice(const char *path);
static void capture_udev_callback(SDL_UDEV_deviceevent udev_type, int udev_class, const char *devpath);
static void camera_udev_callback(SDL_UDEV_deviceevent udev_type, int udev_class, const char *devpath);
#endif /* SDL_USE_LIBUDEV */
/*
* List of available capture devices.
* List of available camera devices.
*/
typedef struct SDL_capturelist_item
typedef struct SDL_cameralist_item
{
char *fname; /* Dev path name (like /dev/video0) */
char *bus_info; /* don't add two paths with same bus_info (eg /dev/video0 and /dev/video1 */
SDL_VideoCaptureDeviceID instance_id;
SDL_VideoCaptureDevice *device; /* Associated device */
struct SDL_capturelist_item *next;
} SDL_capturelist_item;
SDL_CameraDeviceID instance_id;
SDL_CameraDevice *device; /* Associated device */
struct SDL_cameralist_item *next;
} SDL_cameralist_item;
static SDL_capturelist_item *SDL_capturelist = NULL;
static SDL_capturelist_item *SDL_capturelist_tail = NULL;
static int num_video_captures = 0;
static SDL_cameralist_item *SDL_cameralist = NULL;
static SDL_cameralist_item *SDL_cameralist_tail = NULL;
static int num_cameras = 0;
@ -75,7 +70,7 @@ struct buffer {
int available; /* Is available in userspace */
};
struct SDL_PrivateVideoCaptureData
struct SDL_PrivateCameraData
{
int fd;
enum io_method io;
@ -107,7 +102,7 @@ xioctl(int fh, int request, void *arg)
/* -1:error 1:frame 0:no frame*/
static int
acquire_frame(SDL_VideoCaptureDevice *_this, SDL_VideoCaptureFrame *frame)
acquire_frame(SDL_CameraDevice *_this, SDL_CameraFrame *frame)
{
struct v4l2_buffer buf;
int i;
@ -168,7 +163,7 @@ acquire_frame(SDL_VideoCaptureDevice *_this, SDL_VideoCaptureFrame *frame)
frame->pitch[0] = _this->hidden->driver_pitch;
_this->hidden->buffers[buf.index].available = 1;
#if DEBUG_VIDEO_CAPTURE_CAPTURE
#if DEBUG_CAMERA
SDL_Log("debug mmap: image %d/%d num_planes:%d data[0]=%p", buf.index, _this->hidden->nb_buffers, frame->num_planes, (void*)frame->data[0]);
#endif
break;
@ -208,7 +203,7 @@ acquire_frame(SDL_VideoCaptureDevice *_this, SDL_VideoCaptureFrame *frame)
frame->data[0] = (void*)buf.m.userptr;
frame->pitch[0] = _this->hidden->driver_pitch;
_this->hidden->buffers[i].available = 1;
#if DEBUG_VIDEO_CAPTURE_CAPTURE
#if DEBUG_CAMERA
SDL_Log("debug userptr: image %d/%d num_planes:%d data[0]=%p", buf.index, _this->hidden->nb_buffers, frame->num_planes, (void*)frame->data[0]);
#endif
break;
@ -219,7 +214,7 @@ acquire_frame(SDL_VideoCaptureDevice *_this, SDL_VideoCaptureFrame *frame)
int
ReleaseFrame(SDL_VideoCaptureDevice *_this, SDL_VideoCaptureFrame *frame)
ReleaseFrame(SDL_CameraDevice *_this, SDL_CameraFrame *frame)
{
struct v4l2_buffer buf;
int i;
@ -274,7 +269,7 @@ ReleaseFrame(SDL_VideoCaptureDevice *_this, SDL_VideoCaptureFrame *frame)
int
AcquireFrame(SDL_VideoCaptureDevice *_this, SDL_VideoCaptureFrame *frame)
AcquireFrame(SDL_CameraDevice *_this, SDL_CameraFrame *frame)
{
fd_set fds;
struct timeval tv;
@ -293,7 +288,7 @@ AcquireFrame(SDL_VideoCaptureDevice *_this, SDL_VideoCaptureFrame *frame)
if (ret == -1) {
if (errno == EINTR) {
#if DEBUG_VIDEO_CAPTURE_CAPTURE
#if DEBUG_CAMERA
SDL_Log("continue ..");
#endif
return 0;
@ -315,7 +310,7 @@ AcquireFrame(SDL_VideoCaptureDevice *_this, SDL_VideoCaptureFrame *frame)
if (ret == 1){
frame->timestampNS = SDL_GetTicksNS();
} else if (ret == 0) {
#if DEBUG_VIDEO_CAPTURE_CAPTURE
#if DEBUG_CAMERA
SDL_Log("No frame continue: %s", SDL_GetError());
#endif
}
@ -326,7 +321,7 @@ AcquireFrame(SDL_VideoCaptureDevice *_this, SDL_VideoCaptureFrame *frame)
int
StopCapture(SDL_VideoCaptureDevice *_this)
StopCamera(SDL_CameraDevice *_this)
{
enum v4l2_buf_type type;
int fd = _this->hidden->fd;
@ -349,7 +344,7 @@ StopCapture(SDL_VideoCaptureDevice *_this)
}
static int
enqueue_buffers(SDL_VideoCaptureDevice *_this)
enqueue_buffers(SDL_CameraDevice *_this)
{
int i;
int fd = _this->hidden->fd;
@ -398,7 +393,7 @@ enqueue_buffers(SDL_VideoCaptureDevice *_this)
}
static int
pre_enqueue_buffers(SDL_VideoCaptureDevice *_this)
pre_enqueue_buffers(SDL_CameraDevice *_this)
{
struct v4l2_requestbuffers req;
int fd = _this->hidden->fd;
@ -452,7 +447,7 @@ pre_enqueue_buffers(SDL_VideoCaptureDevice *_this)
}
int
StartCapture(SDL_VideoCaptureDevice *_this)
StartCamera(SDL_CameraDevice *_this)
{
enum v4l2_buf_type type;
@ -498,7 +493,7 @@ StartCapture(SDL_VideoCaptureDevice *_this)
return 0;
}
static int alloc_buffer_read(SDL_VideoCaptureDevice *_this, size_t buffer_size)
static int alloc_buffer_read(SDL_CameraDevice *_this, size_t buffer_size)
{
_this->hidden->buffers[0].length = buffer_size;
_this->hidden->buffers[0].start = SDL_calloc(1, buffer_size);
@ -510,7 +505,7 @@ static int alloc_buffer_read(SDL_VideoCaptureDevice *_this, size_t buffer_size)
}
static int
alloc_buffer_mmap(SDL_VideoCaptureDevice *_this)
alloc_buffer_mmap(SDL_CameraDevice *_this)
{
int fd = _this->hidden->fd;
int i;
@ -543,7 +538,7 @@ alloc_buffer_mmap(SDL_VideoCaptureDevice *_this)
}
static int
alloc_buffer_userp(SDL_VideoCaptureDevice *_this, size_t buffer_size)
alloc_buffer_userp(SDL_CameraDevice *_this, size_t buffer_size)
{
int i;
for (i = 0; i < _this->hidden->nb_buffers; ++i) {
@ -585,7 +580,7 @@ format_sdl_2_v4l2(Uint32 fmt)
}
int
GetNumFormats(SDL_VideoCaptureDevice *_this)
GetNumFormats(SDL_CameraDevice *_this)
{
int fd = _this->hidden->fd;
int i = 0;
@ -601,7 +596,7 @@ GetNumFormats(SDL_VideoCaptureDevice *_this)
}
int
GetFormat(SDL_VideoCaptureDevice *_this, int index, Uint32 *format)
GetFormat(SDL_CameraDevice *_this, int index, Uint32 *format)
{
int fd = _this->hidden->fd;
struct v4l2_fmtdesc fmtdesc;
@ -612,7 +607,7 @@ GetFormat(SDL_VideoCaptureDevice *_this, int index, Uint32 *format)
if (ioctl(fd,VIDIOC_ENUM_FMT,&fmtdesc) == 0) {
*format = format_v4l2_2_sdl(fmtdesc.pixelformat);
#if DEBUG_VIDEO_CAPTURE_CAPTURE
#if DEBUG_CAMERA
if (fmtdesc.flags & V4L2_FMT_FLAG_EMULATED) {
SDL_Log("%s format emulated", SDL_GetPixelFormatName(*format));
}
@ -627,7 +622,7 @@ GetFormat(SDL_VideoCaptureDevice *_this, int index, Uint32 *format)
}
int
GetNumFrameSizes(SDL_VideoCaptureDevice *_this, Uint32 format)
GetNumFrameSizes(SDL_CameraDevice *_this, Uint32 format)
{
int fd = _this->hidden->fd;
int i = 0;
@ -651,7 +646,7 @@ GetNumFrameSizes(SDL_VideoCaptureDevice *_this, Uint32 format)
}
int
GetFrameSize(SDL_VideoCaptureDevice *_this, Uint32 format, int index, int *width, int *height)
GetFrameSize(SDL_CameraDevice *_this, Uint32 format, int index, int *width, int *height)
{
int fd = _this->hidden->fd;
struct v4l2_frmsizeenum frmsizeenum;
@ -704,7 +699,7 @@ dbg_v4l2_pixelformat(const char *str, int f) {
#endif
int
GetDeviceSpec(SDL_VideoCaptureDevice *_this, SDL_VideoCaptureSpec *spec)
GetDeviceSpec(SDL_CameraDevice *_this, SDL_CameraSpec *spec)
{
struct v4l2_format fmt;
int fd = _this->hidden->fd;
@ -737,7 +732,7 @@ GetDeviceSpec(SDL_VideoCaptureDevice *_this, SDL_VideoCaptureSpec *spec)
}
int
InitDevice(SDL_VideoCaptureDevice *_this)
InitDevice(SDL_CameraDevice *_this)
{
struct v4l2_cropcap cropcap;
struct v4l2_crop crop;
@ -783,7 +778,7 @@ InitDevice(SDL_VideoCaptureDevice *_this)
// fmt.fmt.pix.field = V4L2_FIELD_INTERLACED;
fmt.fmt.pix.field = V4L2_FIELD_ANY;
#if DEBUG_VIDEO_CAPTURE_CAPTURE
#if DEBUG_CAMERA
SDL_Log("set SDL format %s", SDL_GetPixelFormatName(_this->spec.format));
dbg_v4l2_pixelformat("set format", fmt.fmt.pix.pixelformat);
#endif
@ -833,7 +828,7 @@ InitDevice(SDL_VideoCaptureDevice *_this)
}
void
CloseDevice(SDL_VideoCaptureDevice *_this)
CloseDevice(SDL_CameraDevice *_this)
{
if (!_this) {
return;
@ -869,7 +864,7 @@ CloseDevice(SDL_VideoCaptureDevice *_this)
if (_this->hidden->fd != -1) {
if (close(_this->hidden->fd)) {
SDL_SetError("close video capture device");
SDL_SetError("close camera device");
}
}
SDL_free(_this->hidden);
@ -880,14 +875,14 @@ CloseDevice(SDL_VideoCaptureDevice *_this)
int
OpenDevice(SDL_VideoCaptureDevice *_this)
OpenDevice(SDL_CameraDevice *_this)
{
struct stat st;
struct v4l2_capability cap;
int fd;
enum io_method io;
_this->hidden = (struct SDL_PrivateVideoCaptureData *) SDL_calloc(1, sizeof (struct SDL_PrivateVideoCaptureData));
_this->hidden = (struct SDL_PrivateCameraData *) SDL_calloc(1, sizeof (struct SDL_PrivateCameraData));
if (_this->hidden == NULL) {
SDL_OutOfMemory();
return -1;
@ -966,10 +961,10 @@ OpenDevice(SDL_VideoCaptureDevice *_this)
}
int
GetDeviceName(SDL_VideoCaptureDeviceID instance_id, char *buf, int size)
GetCameraDeviceName(SDL_CameraDeviceID instance_id, char *buf, int size)
{
SDL_capturelist_item *item;
for (item = SDL_capturelist; item; item = item->next) {
SDL_cameralist_item *item;
for (item = SDL_cameralist; item; item = item->next) {
if (item->instance_id == instance_id) {
SDL_snprintf(buf, size, "%s", item->fname);
return 0;
@ -981,15 +976,15 @@ GetDeviceName(SDL_VideoCaptureDeviceID instance_id, char *buf, int size)
}
SDL_VideoCaptureDeviceID *GetVideoCaptureDevices(int *count)
SDL_CameraDeviceID *GetCameraDevices(int *count)
{
/* real list of ID */
int i = 0;
int num = num_video_captures;
SDL_VideoCaptureDeviceID *ret;
SDL_capturelist_item *item;
int num = num_cameras;
SDL_CameraDeviceID *ret;
SDL_cameralist_item *item;
ret = (SDL_VideoCaptureDeviceID *)SDL_malloc((num + 1) * sizeof(*ret));
ret = (SDL_CameraDeviceID *)SDL_malloc((num + 1) * sizeof(*ret));
if (ret == NULL) {
SDL_OutOfMemory();
@ -997,7 +992,7 @@ SDL_VideoCaptureDeviceID *GetVideoCaptureDevices(int *count)
return NULL;
}
for (item = SDL_capturelist; item; item = item->next) {
for (item = SDL_cameralist; item; item = item->next) {
ret[i] = item->instance_id;
i++;
}
@ -1011,18 +1006,18 @@ SDL_VideoCaptureDeviceID *GetVideoCaptureDevices(int *count)
/*
* Initializes the subsystem by finding available devices.
*/
int SDL_SYS_VideoCaptureInit(void)
int SDL_SYS_CameraInit(void)
{
const char pattern[] = "/dev/video%d";
char path[PATH_MAX];
int i, j;
/*
* Limit amount of checks to MAX_CAPTURE_DEVICES since we may or may not have
* Limit amount of checks to MAX_CAMERA_DEVICES since we may or may not have
* permission to some or all devices.
*/
i = 0;
for (j = 0; j < MAX_CAPTURE_DEVICES; ++j) {
for (j = 0; j < MAX_CAMERA_DEVICES; ++j) {
(void)SDL_snprintf(path, PATH_MAX, pattern, i++);
if (MaybeAddDevice(path) == -2) {
break;
@ -1034,7 +1029,7 @@ int SDL_SYS_VideoCaptureInit(void)
return SDL_SetError("Could not initialize UDEV");
}
if (SDL_UDEV_AddCallback(capture_udev_callback) < 0) {
if (SDL_UDEV_AddCallback(camera_udev_callback) < 0) {
SDL_UDEV_Quit();
return SDL_SetError("Could not setup Video Capture <-> udev callback");
}
@ -1043,15 +1038,15 @@ int SDL_SYS_VideoCaptureInit(void)
SDL_UDEV_Scan();
#endif /* SDL_USE_LIBUDEV */
return num_video_captures;
return num_cameras;
}
int SDL_SYS_VideoCaptureQuit(void)
int SDL_SYS_CameraQuit(void)
{
SDL_capturelist_item *item;
for (item = SDL_capturelist; item; ) {
SDL_capturelist_item *tmp = item->next;
SDL_cameralist_item *item;
for (item = SDL_cameralist; item; ) {
SDL_cameralist_item *tmp = item->next;
SDL_free(item->fname);
SDL_free(item->bus_info);
@ -1059,15 +1054,15 @@ int SDL_SYS_VideoCaptureQuit(void)
item = tmp;
}
num_video_captures = 0;
SDL_capturelist = NULL;
SDL_capturelist_tail = NULL;
num_cameras = 0;
SDL_cameralist = NULL;
SDL_cameralist_tail = NULL;
return SDL_FALSE;
}
#ifdef SDL_USE_LIBUDEV
static void capture_udev_callback(SDL_UDEV_deviceevent udev_type, int udev_class, const char *devpath)
static void camera_udev_callback(SDL_UDEV_deviceevent udev_type, int udev_class, const char *devpath)
{
if (!devpath || !(udev_class & SDL_UDEV_DEVICE_VIDEO_CAPTURE)) {
return;
@ -1089,9 +1084,9 @@ static void capture_udev_callback(SDL_UDEV_deviceevent udev_type, int udev_class
#endif /* SDL_USE_LIBUDEV */
static SDL_bool DeviceExists(const char *path, const char *bus_info) {
SDL_capturelist_item *item;
SDL_cameralist_item *item;
for (item = SDL_capturelist; item; item = item->next) {
for (item = SDL_cameralist; item; item = item->next) {
/* found same dev name */
if (SDL_strcmp(path, item->fname) == 0) {
return SDL_TRUE;
@ -1110,7 +1105,7 @@ static int MaybeAddDevice(const char *path)
struct v4l2_capability vcap;
int err;
int fd;
SDL_capturelist_item *item;
SDL_cameralist_item *item;
if (!path) {
return -1;
@ -1135,7 +1130,7 @@ static int MaybeAddDevice(const char *path)
/* Add new item */
item = (SDL_capturelist_item *)SDL_calloc(1, sizeof(SDL_capturelist_item));
item = (SDL_cameralist_item *)SDL_calloc(1, sizeof(SDL_cameralist_item));
if (!item) {
SDL_free(bus_info);
return -1;
@ -1153,18 +1148,18 @@ static int MaybeAddDevice(const char *path)
item->instance_id = SDL_GetNextObjectID();
if (!SDL_capturelist_tail) {
SDL_capturelist = SDL_capturelist_tail = item;
if (!SDL_cameralist_tail) {
SDL_cameralist = SDL_cameralist_tail = item;
} else {
SDL_capturelist_tail->next = item;
SDL_capturelist_tail = item;
SDL_cameralist_tail->next = item;
SDL_cameralist_tail = item;
}
++num_video_captures;
++num_cameras;
/* !!! TODO: Send a add event? */
#if DEBUG_VIDEO_CAPTURE_CAPTURE
SDL_Log("Added video capture ID: %d %s (%s) (total: %d)", item->instance_id, path, bus_info, num_video_captures);
#if DEBUG_CAMERA
SDL_Log("Added video camera ID: %d %s (%s) (total: %d)", item->instance_id, path, bus_info, num_cameras);
#endif
return 0;
}
@ -1173,30 +1168,30 @@ static int MaybeAddDevice(const char *path)
static int MaybeRemoveDevice(const char *path)
{
SDL_capturelist_item *item;
SDL_capturelist_item *prev = NULL;
#if DEBUG_VIDEO_CAPTURE_CAPTURE
SDL_Log("Remove video capture %s", path);
SDL_cameralist_item *item;
SDL_cameralist_item *prev = NULL;
#if DEBUG_CAMERA
SDL_Log("Remove video camera %s", path);
#endif
if (!path) {
return -1;
}
for (item = SDL_capturelist; item; item = item->next) {
for (item = SDL_cameralist; item; item = item->next) {
/* found it, remove it. */
if (SDL_strcmp(path, item->fname) == 0) {
if (prev) {
prev->next = item->next;
} else {
SDL_assert(SDL_capturelist == item);
SDL_capturelist = item->next;
SDL_assert(SDL_cameralist == item);
SDL_cameralist = item->next;
}
if (item == SDL_capturelist_tail) {
SDL_capturelist_tail = prev;
if (item == SDL_cameralist_tail) {
SDL_cameralist_tail = prev;
}
/* Need to decrement the count */
--num_video_captures;
--num_cameras;
/* !!! TODO: Send a remove event? */
SDL_free(item->fname);
@ -1210,8 +1205,4 @@ static int MaybeRemoveDevice(const char *path)
}
#endif /* SDL_USE_LIBUDEV */
#endif
#endif /* SDL_VIDEO_CAPTURE */
#endif /* SDL_CAMERA_V4L2 */

32
src/dynapi/SDL_dynapi.sym
View File

@ -895,22 +895,6 @@ SDL3_0.0.0 {
SDL_SetPropertyWithCleanup;
SDL_SetX11EventHook;
SDL_GetGlobalProperties;
SDL_OpenVideoCapture;
SDL_SetVideoCaptureSpec;
SDL_OpenVideoCaptureWithSpec;
SDL_GetVideoCaptureDeviceName;
SDL_GetVideoCaptureSpec;
SDL_GetVideoCaptureFormat;
SDL_GetNumVideoCaptureFormats;
SDL_GetVideoCaptureFrameSize;
SDL_GetNumVideoCaptureFrameSizes;
SDL_GetVideoCaptureStatus;
SDL_StartVideoCapture;
SDL_AcquireVideoCaptureFrame;
SDL_ReleaseVideoCaptureFrame;
SDL_StopVideoCapture;
SDL_CloseVideoCapture;
SDL_GetVideoCaptureDevices;
SDL_GetGamepadButtonLabelForType;
SDL_GetGamepadButtonLabel;
SDL_GetPens;
@ -973,6 +957,22 @@ SDL3_0.0.0 {
SDL_SetWindowShape;
SDL_RenderViewportSet;
SDL_HasProperty;
SDL_GetCameraDevices;
SDL_OpenCamera;
SDL_SetCameraSpec;
SDL_OpenCameraWithSpec;
SDL_GetCameraDeviceName;
SDL_GetCameraSpec;
SDL_GetCameraFormat;
SDL_GetNumCameraFormats;
SDL_GetCameraFrameSize;
SDL_GetNumCameraFrameSizes;
SDL_GetCameraStatus;
SDL_StartCamera;
SDL_AcquireCameraFrame;
SDL_ReleaseCameraFrame;
SDL_StopCamera;
SDL_CloseCamera;
# extra symbols go here (don't modify this line)
local: *;
};

32
src/dynapi/SDL_dynapi_overrides.h
View File

@ -920,22 +920,6 @@
#define SDL_SetPropertyWithCleanup SDL_SetPropertyWithCleanup_REAL
#define SDL_SetX11EventHook SDL_SetX11EventHook_REAL
#define SDL_GetGlobalProperties SDL_GetGlobalProperties_REAL
#define SDL_OpenVideoCapture SDL_OpenVideoCapture_REAL
#define SDL_SetVideoCaptureSpec SDL_SetVideoCaptureSpec_REAL
#define SDL_OpenVideoCaptureWithSpec SDL_OpenVideoCaptureWithSpec_REAL
#define SDL_GetVideoCaptureDeviceName SDL_GetVideoCaptureDeviceName_REAL
#define SDL_GetVideoCaptureSpec SDL_GetVideoCaptureSpec_REAL
#define SDL_GetVideoCaptureFormat SDL_GetVideoCaptureFormat_REAL
#define SDL_GetNumVideoCaptureFormats SDL_GetNumVideoCaptureFormats_REAL
#define SDL_GetVideoCaptureFrameSize SDL_GetVideoCaptureFrameSize_REAL
#define SDL_GetNumVideoCaptureFrameSizes SDL_GetNumVideoCaptureFrameSizes_REAL
#define SDL_GetVideoCaptureStatus SDL_GetVideoCaptureStatus_REAL
#define SDL_StartVideoCapture SDL_StartVideoCapture_REAL
#define SDL_AcquireVideoCaptureFrame SDL_AcquireVideoCaptureFrame_REAL
#define SDL_ReleaseVideoCaptureFrame SDL_ReleaseVideoCaptureFrame_REAL
#define SDL_StopVideoCapture SDL_StopVideoCapture_REAL
#define SDL_CloseVideoCapture SDL_CloseVideoCapture_REAL
#define SDL_GetVideoCaptureDevices SDL_GetVideoCaptureDevices_REAL
#define SDL_GetGamepadButtonLabelForType SDL_GetGamepadButtonLabelForType_REAL
#define SDL_GetGamepadButtonLabel SDL_GetGamepadButtonLabel_REAL
#define SDL_GetPens SDL_GetPens_REAL
@ -998,3 +982,19 @@
#define SDL_SetWindowShape SDL_SetWindowShape_REAL
#define SDL_RenderViewportSet SDL_RenderViewportSet_REAL
#define SDL_HasProperty SDL_HasProperty_REAL
#define SDL_GetCameraDevices SDL_GetCameraDevices_REAL
#define SDL_OpenCamera SDL_OpenCamera_REAL
#define SDL_SetCameraSpec SDL_SetCameraSpec_REAL
#define SDL_OpenCameraWithSpec SDL_OpenCameraWithSpec_REAL
#define SDL_GetCameraDeviceName SDL_GetCameraDeviceName_REAL
#define SDL_GetCameraSpec SDL_GetCameraSpec_REAL
#define SDL_GetCameraFormat SDL_GetCameraFormat_REAL
#define SDL_GetNumCameraFormats SDL_GetNumCameraFormats_REAL
#define SDL_GetCameraFrameSize SDL_GetCameraFrameSize_REAL
#define SDL_GetNumCameraFrameSizes SDL_GetNumCameraFrameSizes_REAL
#define SDL_GetCameraStatus SDL_GetCameraStatus_REAL
#define SDL_StartCamera SDL_StartCamera_REAL
#define SDL_AcquireCameraFrame SDL_AcquireCameraFrame_REAL
#define SDL_ReleaseCameraFrame SDL_ReleaseCameraFrame_REAL
#define SDL_StopCamera SDL_StopCamera_REAL
#define SDL_CloseCamera SDL_CloseCamera_REAL

32
src/dynapi/SDL_dynapi_procs.h
View File

@ -953,22 +953,6 @@ SDL_DYNAPI_PROC(SDL_PropertiesID,SDL_GetDisplayProperties,(SDL_DisplayID a),(a),
SDL_DYNAPI_PROC(int,SDL_SetPropertyWithCleanup,(SDL_PropertiesID a, const char *b, void *c, void (SDLCALL *d)(void *userdata, void *value), void *e),(a,b,c,d,e),return)
SDL_DYNAPI_PROC(void,SDL_SetX11EventHook,(SDL_X11EventHook a, void *b),(a,b),)
SDL_DYNAPI_PROC(SDL_PropertiesID,SDL_GetGlobalProperties,(void),(),return)
SDL_DYNAPI_PROC(SDL_VideoCaptureDevice*,SDL_OpenVideoCapture,(SDL_VideoCaptureDeviceID a),(a),return)
SDL_DYNAPI_PROC(int,SDL_SetVideoCaptureSpec,(SDL_VideoCaptureDevice *a, const SDL_VideoCaptureSpec *b, SDL_VideoCaptureSpec *c, int d),(a,b,c,d),return)
SDL_DYNAPI_PROC(SDL_VideoCaptureDevice*,SDL_OpenVideoCaptureWithSpec,(SDL_VideoCaptureDeviceID a, const SDL_VideoCaptureSpec *b, SDL_VideoCaptureSpec *c, int d),(a,b,c,d),return)
SDL_DYNAPI_PROC(const char*,SDL_GetVideoCaptureDeviceName,(SDL_VideoCaptureDeviceID a),(a),return)
SDL_DYNAPI_PROC(int,SDL_GetVideoCaptureSpec,(SDL_VideoCaptureDevice *a, SDL_VideoCaptureSpec *b),(a,b),return)
SDL_DYNAPI_PROC(int,SDL_GetVideoCaptureFormat,(SDL_VideoCaptureDevice *a, int b, Uint32 *c),(a,b,c),return)
SDL_DYNAPI_PROC(int,SDL_GetNumVideoCaptureFormats,(SDL_VideoCaptureDevice *a),(a),return)
SDL_DYNAPI_PROC(int,SDL_GetVideoCaptureFrameSize,(SDL_VideoCaptureDevice *a, Uint32 b, int c, int *d, int *e),(a,b,c,d,e),return)
SDL_DYNAPI_PROC(int,SDL_GetNumVideoCaptureFrameSizes,(SDL_VideoCaptureDevice *a, Uint32 b),(a,b),return)
SDL_DYNAPI_PROC(SDL_VideoCaptureStatus,SDL_GetVideoCaptureStatus,(SDL_VideoCaptureDevice *a),(a),return)
SDL_DYNAPI_PROC(int,SDL_StartVideoCapture,(SDL_VideoCaptureDevice *a),(a),return)
SDL_DYNAPI_PROC(int,SDL_AcquireVideoCaptureFrame,(SDL_VideoCaptureDevice *a, SDL_VideoCaptureFrame *b),(a,b),return)
SDL_DYNAPI_PROC(int,SDL_ReleaseVideoCaptureFrame,(SDL_VideoCaptureDevice *a, SDL_VideoCaptureFrame *b),(a,b),return)
SDL_DYNAPI_PROC(int,SDL_StopVideoCapture,(SDL_VideoCaptureDevice *a),(a),return)
SDL_DYNAPI_PROC(void,SDL_CloseVideoCapture,(SDL_VideoCaptureDevice *a),(a),)
SDL_DYNAPI_PROC(SDL_VideoCaptureDeviceID*,SDL_GetVideoCaptureDevices,(int *a),(a),return)
SDL_DYNAPI_PROC(SDL_GamepadButtonLabel,SDL_GetGamepadButtonLabelForType,(SDL_GamepadType a, SDL_GamepadButton b),(a,b),return)
SDL_DYNAPI_PROC(SDL_GamepadButtonLabel,SDL_GetGamepadButtonLabel,(SDL_Gamepad *a, SDL_GamepadButton b),(a,b),return)
SDL_DYNAPI_PROC(SDL_PenID*,SDL_GetPens,(int *a),(a),return)
@ -1023,3 +1007,19 @@ SDL_DYNAPI_PROC(int,SDL_RenderGeometryRawFloat,(SDL_Renderer *a, SDL_Texture *b,
SDL_DYNAPI_PROC(int,SDL_SetWindowShape,(SDL_Window *a, SDL_Surface *b),(a,b),return)
SDL_DYNAPI_PROC(SDL_bool,SDL_RenderViewportSet,(SDL_Renderer *a),(a),return)
SDL_DYNAPI_PROC(SDL_bool,SDL_HasProperty,(SDL_PropertiesID a, const char *b),(a,b),return)
SDL_DYNAPI_PROC(SDL_CameraDeviceID*,SDL_GetCameraDevices,(int *a),(a),return)
SDL_DYNAPI_PROC(SDL_CameraDevice*,SDL_OpenCamera,(SDL_CameraDeviceID a),(a),return)
SDL_DYNAPI_PROC(int,SDL_SetCameraSpec,(SDL_CameraDevice *a, const SDL_CameraSpec *b, SDL_CameraSpec *c, int d),(a,b,c,d),return)
SDL_DYNAPI_PROC(SDL_CameraDevice*,SDL_OpenCameraWithSpec,(SDL_CameraDeviceID a, const SDL_CameraSpec *b, SDL_CameraSpec *c, int d),(a,b,c,d),return)
SDL_DYNAPI_PROC(const char*,SDL_GetCameraDeviceName,(SDL_CameraDeviceID a),(a),return)
SDL_DYNAPI_PROC(int,SDL_GetCameraSpec,(SDL_CameraDevice *a, SDL_CameraSpec *b),(a,b),return)
SDL_DYNAPI_PROC(int,SDL_GetCameraFormat,(SDL_CameraDevice *a, int b, Uint32 *c),(a,b,c),return)
SDL_DYNAPI_PROC(int,SDL_GetNumCameraFormats,(SDL_CameraDevice *a),(a),return)
SDL_DYNAPI_PROC(int,SDL_GetCameraFrameSize,(SDL_CameraDevice *a, Uint32 b, int c, int *d, int *e),(a,b,c,d,e),return)
SDL_DYNAPI_PROC(int,SDL_GetNumCameraFrameSizes,(SDL_CameraDevice *a, Uint32 b),(a,b),return)
SDL_DYNAPI_PROC(SDL_CameraStatus,SDL_GetCameraStatus,(SDL_CameraDevice *a),(a),return)
SDL_DYNAPI_PROC(int,SDL_StartCamera,(SDL_CameraDevice *a),(a),return)
SDL_DYNAPI_PROC(int,SDL_AcquireCameraFrame,(SDL_CameraDevice *a, SDL_CameraFrame *b),(a,b),return)
SDL_DYNAPI_PROC(int,SDL_ReleaseCameraFrame,(SDL_CameraDevice *a, SDL_CameraFrame *b),(a,b),return)
SDL_DYNAPI_PROC(int,SDL_StopCamera,(SDL_CameraDevice *a),(a),return)
SDL_DYNAPI_PROC(void,SDL_CloseCamera,(SDL_CameraDevice *a),(a),)

12
src/video/SDL_video.c
View File

@ -458,7 +458,7 @@ int SDL_VideoInit(const char *driver_name)
SDL_bool init_keyboard = SDL_FALSE;
SDL_bool init_mouse = SDL_FALSE;
SDL_bool init_touch = SDL_FALSE;
SDL_bool init_video_capture = SDL_FALSE;
SDL_bool init_camera = SDL_FALSE;
int i = 0;
/* Check to make sure we don't overwrite '_this' */
@ -485,10 +485,10 @@ int SDL_VideoInit(const char *driver_name)
goto pre_driver_error;
}
init_touch = SDL_TRUE;
if (SDL_VideoCaptureInit() < 0) {
if (SDL_CameraInit() < 0) {
goto pre_driver_error;
}
init_video_capture = SDL_TRUE;
init_camera = SDL_TRUE;
/* Select the proper video driver */
video = NULL;
@ -590,8 +590,8 @@ int SDL_VideoInit(const char *driver_name)
pre_driver_error:
SDL_assert(_this == NULL);
if (init_video_capture) {
SDL_QuitVideoCapture();
if (init_camera) {
SDL_QuitCamera();
}
if (init_touch) {
SDL_QuitTouch();
@ -3784,7 +3784,7 @@ void SDL_VideoQuit(void)
SDL_ClearClipboardData();
/* Halt event processing before doing anything else */
SDL_QuitVideoCapture();
SDL_QuitCamera();
SDL_QuitTouch();
SDL_QuitMouse();
SDL_QuitKeyboard();

4
test/CMakeLists.txt
View File

@ -394,8 +394,8 @@ add_sdl_test_executable(teststreaming NEEDS_RESOURCES TESTUTILS SOURCES teststre
add_sdl_test_executable(testtimer NONINTERACTIVE NONINTERACTIVE_ARGS --no-interactive NONINTERACTIVE_TIMEOUT 60 SOURCES testtimer.c)
add_sdl_test_executable(testurl SOURCES testurl.c)
add_sdl_test_executable(testver NONINTERACTIVE SOURCES testver.c)
add_sdl_test_executable(testvideocapture SOURCES testvideocapture.c)
add_sdl_test_executable(testvideocaptureminimal SOURCES testvideocaptureminimal.c)
add_sdl_test_executable(testcamera SOURCES testcamera.c)
add_sdl_test_executable(testcameraminimal SOURCES testcameraminimal.c)
add_sdl_test_executable(testviewport NEEDS_RESOURCES TESTUTILS SOURCES testviewport.c)
add_sdl_test_executable(testwm SOURCES testwm.c)
add_sdl_test_executable(testyuv NONINTERACTIVE NONINTERACTIVE_ARGS "--automated" NEEDS_RESOURCES TESTUTILS SOURCES testyuv.c testyuv_cvt.c)

122
test/testcamera.c
View File

@ -12,7 +12,7 @@
#include "SDL3/SDL_main.h"
#include "SDL3/SDL.h"
#include "SDL3/SDL_test.h"
#include "SDL3/SDL_video_capture.h"
#include "SDL3/SDL_camera.h"
#ifdef SDL_PLATFORM_EMSCRIPTEN
#include <emscripten/emscripten.h>
@ -25,8 +25,8 @@ static const char *usage = "\
=========================================================================\n\
\n\
Use keyboards:\n\
o: open first video capture device. (close previously opened)\n\
l: switch to, and list video capture devices\n\
o: open first camera device. (close previously opened)\n\
l: switch to, and list camera devices\n\
i: information about status (Init, Playing, Stopped)\n\
f: formats and resolutions available\n\
s: start / stop capture\n\
@ -81,10 +81,10 @@ static void load_average(float *val)
struct data_capture_t {
SDL_VideoCaptureDevice *device;
SDL_VideoCaptureSpec obtained;
SDL_CameraDevice *device;
SDL_CameraSpec obtained;
int stopped;
SDL_VideoCaptureFrame frame_current;
SDL_CameraFrame frame_current;
measure_fps_t fps_capture;
SDL_Texture *texture;
int texture_updated;
@ -113,11 +113,11 @@ struct data_capture_t {
static SDL_VideoCaptureDeviceID get_instance_id(int index) {
static SDL_CameraDeviceID get_instance_id(int index) {
int ret = 0;
int num = 0;
SDL_VideoCaptureDeviceID *devices;
devices = SDL_GetVideoCaptureDevices(&num);
SDL_CameraDeviceID *devices;
devices = SDL_GetCameraDevices(&num);
if (devices) {
if (index >= 0 && index < num) {
ret = devices[index];
@ -155,10 +155,10 @@ int main(int argc, char **argv)
SDL_FRect r_format = { 50 + (120 + 50) * 3, 50, 120, 50 };
SDL_FRect r_listdev = { 50 + (120 + 50) * 4, 50, 120, 50 };
SDL_VideoCaptureDevice *device;
SDL_VideoCaptureSpec obtained;
SDL_CameraDevice *device;
SDL_CameraSpec obtained;
int stopped = 0;
SDL_VideoCaptureFrame frame_current;
SDL_CameraFrame frame_current;
measure_fps_t fps_capture;
SDL_Texture *texture = NULL;
int texture_updated = 0;
@ -234,24 +234,24 @@ int main(int argc, char **argv)
SDL_LogSetAllPriority(SDL_LOG_PRIORITY_INFO);
device = SDL_OpenVideoCapture(0);
device = SDL_OpenCamera(0);
if (!device) {
SDL_Log("Error SDL_OpenVideoCapture: %s", SDL_GetError());
SDL_Log("Error SDL_OpenCamera: %s", SDL_GetError());
}
{
/* List formats */
int i, num = SDL_GetNumVideoCaptureFormats(device);
int i, num = SDL_GetNumCameraFormats(device);
for (i = 0; i < num; i++) {
Uint32 format;
SDL_GetVideoCaptureFormat(device, i, &format);
SDL_GetCameraFormat(device, i, &format);
SDL_Log("format %d/%d: %s", i, num, SDL_GetPixelFormatName(format));
{
int w, h;
int j, num2 = SDL_GetNumVideoCaptureFrameSizes(device, format);
int j, num2 = SDL_GetNumCameraFrameSizes(device, format);
for (j = 0; j < num2; j++) {
SDL_GetVideoCaptureFrameSize(device, format, j, &w, &h);
SDL_GetCameraFrameSize(device, format, j, &w, &h);
SDL_Log(" framesizes %d/%d : %d x %d", j, num2, w, h);
}
}
@ -262,24 +262,24 @@ int main(int argc, char **argv)
{
int ret;
/* forced_format */
SDL_VideoCaptureSpec desired;
SDL_CameraSpec desired;
SDL_zero(desired);
desired.width = 640 * 2;
desired.height = 360 * 2;
desired.format = SDL_PIXELFORMAT_NV12;
ret = SDL_SetVideoCaptureSpec(device, &desired, &obtained, SDL_VIDEO_CAPTURE_ALLOW_ANY_CHANGE);
ret = SDL_SetCameraSpec(device, &desired, &obtained, SDL_CAMERA_ALLOW_ANY_CHANGE);
if (ret < 0) {
SDL_SetVideoCaptureSpec(device, NULL, &obtained, 0);
SDL_SetCameraSpec(device, NULL, &obtained, 0);
}
}
SDL_Log("Open capture video device. Obtained spec: size=%d x %d format=%s",
SDL_Log("Open camera device. Obtained spec: size=%d x %d format=%s",
obtained.width, obtained.height, SDL_GetPixelFormatName(obtained.format));
{
SDL_VideoCaptureSpec spec;
if (SDL_GetVideoCaptureSpec(device, &spec) == 0) {
SDL_CameraSpec spec;
if (SDL_GetCameraSpec(device, &spec) == 0) {
SDL_Log("Read spec: size=%d x %d format=%s",
spec.width, spec.height, SDL_GetPixelFormatName(spec.format));
} else {
@ -287,8 +287,8 @@ int main(int argc, char **argv)
}
}
if (SDL_StartVideoCapture(device) < 0) {
SDL_Log("error SDL_StartVideoCapture(): %s", SDL_GetError());
if (SDL_StartCamera(device) < 0) {
SDL_Log("error SDL_StartCamera(): %s", SDL_GetError());
}
while (!quit) {
@ -389,9 +389,9 @@ int main(int argc, char **argv)
if (sym == SDLK_c) {
if (frame_current.num_planes) {
SDL_ReleaseVideoCaptureFrame(device, &frame_current);
SDL_ReleaseCameraFrame(device, &frame_current);
}
SDL_CloseVideoCapture(device);
SDL_CloseCamera(device);
device = NULL;
SDL_Log("Close");
}
@ -400,20 +400,20 @@ int main(int argc, char **argv)
if (device) {
SDL_Log("Close previous ..");
if (frame_current.num_planes) {
SDL_ReleaseVideoCaptureFrame(device, &frame_current);
SDL_ReleaseCameraFrame(device, &frame_current);
}
SDL_CloseVideoCapture(device);
SDL_CloseCamera(device);
}
texture_updated = 0;
SDL_ClearError();
SDL_Log("Try to open:%s", SDL_GetVideoCaptureDeviceName(get_instance_id(current_dev)));
SDL_Log("Try to open:%s", SDL_GetCameraDeviceName(get_instance_id(current_dev)));
obtained.width = 640 * 2;
obtained.height = 360 * 2;
device = SDL_OpenVideoCaptureWithSpec(get_instance_id(current_dev), &obtained, &obtained, SDL_VIDEO_CAPTURE_ALLOW_ANY_CHANGE);
device = SDL_OpenCameraWithSpec(get_instance_id(current_dev), &obtained, &obtained, SDL_CAMERA_ALLOW_ANY_CHANGE);
/* spec may have changed because of re-open */
if (texture) {
@ -427,13 +427,13 @@ int main(int argc, char **argv)
if (sym == SDLK_l) {
int num = 0;
SDL_VideoCaptureDeviceID *devices;
SDL_CameraDeviceID *devices;
int i;
devices = SDL_GetVideoCaptureDevices(&num);
devices = SDL_GetCameraDevices(&num);
SDL_Log("Num devices : %d", num);
for (i = 0; i < num; i++) {
SDL_Log("Device %d/%d : %s", i, num, SDL_GetVideoCaptureDeviceName(devices[i]));
SDL_Log("Device %d/%d : %s", i, num, SDL_GetCameraDeviceName(devices[i]));
}
SDL_free(devices);
@ -449,19 +449,19 @@ int main(int argc, char **argv)
}
if (sym == SDLK_i) {
SDL_VideoCaptureStatus status = SDL_GetVideoCaptureStatus(device);
if (status == SDL_VIDEO_CAPTURE_STOPPED) { SDL_Log("STOPPED"); }
if (status == SDL_VIDEO_CAPTURE_PLAYING) { SDL_Log("PLAYING"); }
if (status == SDL_VIDEO_CAPTURE_INIT) { SDL_Log("INIT"); }
SDL_CameraStatus status = SDL_GetCameraStatus(device);
if (status == SDL_CAMERA_STOPPED) { SDL_Log("STOPPED"); }
if (status == SDL_CAMERA_PLAYING) { SDL_Log("PLAYING"); }
if (status == SDL_CAMERA_INIT) { SDL_Log("INIT"); }
}
if (sym == SDLK_s) {
if (stopped) {
SDL_Log("Stop");
SDL_StopVideoCapture(device);
SDL_StopCamera(device);
} else {
SDL_Log("Start");
SDL_StartVideoCapture(device);
SDL_StartCamera(device);
}
stopped = !stopped;
}
@ -470,21 +470,21 @@ int main(int argc, char **argv)
SDL_Log("List formats");
if (!device) {
device = SDL_OpenVideoCapture(get_instance_id(current_dev));
device = SDL_OpenCamera(get_instance_id(current_dev));
}
/* List formats */
{
int i, num = SDL_GetNumVideoCaptureFormats(device);
int i, num = SDL_GetNumCameraFormats(device);
for (i = 0; i < num; i++) {
Uint32 format;
SDL_GetVideoCaptureFormat(device, i, &format);
SDL_GetCameraFormat(device, i, &format);
SDL_Log("format %d/%d : %s", i, num, SDL_GetPixelFormatName(format));
{
int w, h;
int j, num2 = SDL_GetNumVideoCaptureFrameSizes(device, format);
int j, num2 = SDL_GetNumCameraFrameSizes(device, format);
for (j = 0; j < num2; j++) {
SDL_GetVideoCaptureFrameSize(device, format, j, &w, &h);
SDL_GetCameraFrameSize(device, format, j, &w, &h);
SDL_Log(" framesizes %d/%d : %d x %d", j, num2, w, h);
}
}
@ -515,12 +515,12 @@ int main(int argc, char **argv)
texture_updated = 0;
} else {
int ret;
SDL_VideoCaptureFrame frame_next;
SDL_CameraFrame frame_next;
SDL_zero(frame_next);
ret = SDL_AcquireVideoCaptureFrame(device, &frame_next);
ret = SDL_AcquireCameraFrame(device, &frame_next);
if (ret < 0) {
SDL_Log("dev[%d] err SDL_AcquireVideoCaptureFrame: %s", i, SDL_GetError());
SDL_Log("dev[%d] err SDL_AcquireCameraFrame: %s", i, SDL_GetError());
}
#if 1
if (frame_next.num_planes) {
@ -533,9 +533,9 @@ int main(int argc, char **argv)
update_fps(&fps_capture);
if (frame_current.num_planes) {
ret = SDL_ReleaseVideoCaptureFrame(device, &frame_current);
ret = SDL_ReleaseCameraFrame(device, &frame_current);
if (ret < 0) {
SDL_Log("dev[%d] err SDL_ReleaseVideoCaptureFrame: %s", i, SDL_GetError());
SDL_Log("dev[%d] err SDL_ReleaseCameraFrame: %s", i, SDL_GetError());
}
}
frame_current = frame_next;
@ -670,7 +670,7 @@ int main(int argc, char **argv)
const float x_offset = 0;
#endif
char buf[256];
SDL_snprintf(buf, 256, "Device %d (%s) is not opened", current_dev, SDL_GetVideoCaptureDeviceName(get_instance_id(current_dev)));
SDL_snprintf(buf, 256, "Device %d (%s) is not opened", current_dev, SDL_GetCameraDeviceName(get_instance_id(current_dev)));
SDLTest_DrawString(renderer, x_offset + 10, 10, buf);
} else {
#ifdef SDL_PLATFORM_IOS
@ -682,14 +682,14 @@ int main(int argc, char **argv)
char buf[256];
if (device) {
SDL_VideoCaptureStatus s = SDL_GetVideoCaptureStatus(device);
if (s == SDL_VIDEO_CAPTURE_INIT) {
SDL_CameraStatus s = SDL_GetCameraStatus(device);
if (s == SDL_CAMERA_INIT) {
status = "init";
} else if (s == SDL_VIDEO_CAPTURE_PLAYING) {
} else if (s == SDL_CAMERA_PLAYING) {
status = "playing";
} else if (s == SDL_VIDEO_CAPTURE_STOPPED) {
} else if (s == SDL_CAMERA_STOPPED) {
status = "stopped";
} else if (s == SDL_VIDEO_CAPTURE_FAIL) {
} else if (s == SDL_CAMERA_FAIL) {
status = "failed";
}
@ -745,13 +745,13 @@ int main(int argc, char **argv)
RESTORE_CAPTURE_STATE(i);
if (device) {
if (SDL_StopVideoCapture(device) < 0) {
SDL_Log("error SDL_StopVideoCapture(): %s", SDL_GetError());
if (SDL_StopCamera(device) < 0) {
SDL_Log("error SDL_StopCamera(): %s", SDL_GetError());
}
if (frame_current.num_planes) {
SDL_ReleaseVideoCaptureFrame(device, &frame_current);
SDL_ReleaseCameraFrame(device, &frame_current);
}
SDL_CloseVideoCapture(device);
SDL_CloseCamera(device);
}
if (texture) {

32
test/testcameraminimal.c
View File

@ -28,10 +28,10 @@ int main(int argc, char **argv)
int quit = 0;
SDLTest_CommonState *state = NULL;
SDL_VideoCaptureDevice *device = NULL;
SDL_VideoCaptureSpec obtained;
SDL_CameraDevice *device = NULL;
SDL_CameraSpec obtained;
SDL_VideoCaptureFrame frame_current;
SDL_CameraFrame frame_current;
SDL_Texture *texture = NULL;
int texture_updated = 0;
@ -73,14 +73,14 @@ int main(int argc, char **argv)
return 1;
}
device = SDL_OpenVideoCaptureWithSpec(0, NULL, &obtained, SDL_VIDEO_CAPTURE_ALLOW_ANY_CHANGE);
device = SDL_OpenCameraWithSpec(0, NULL, &obtained, SDL_CAMERA_ALLOW_ANY_CHANGE);
if (!device) {
SDL_Log("No video capture? %s", SDL_GetError());
SDL_Log("No camera? %s", SDL_GetError());
return 1;
}
if (SDL_StartVideoCapture(device) < 0) {
SDL_Log("error SDL_StartVideoCapture(): %s", SDL_GetError());
if (SDL_StartCamera(device) < 0) {
SDL_Log("error SDL_StartCamera(): %s", SDL_GetError());
return 1;
}
@ -118,11 +118,11 @@ int main(int argc, char **argv)
}
{
SDL_VideoCaptureFrame frame_next;
SDL_CameraFrame frame_next;
SDL_zero(frame_next);
if (SDL_AcquireVideoCaptureFrame(device, &frame_next) < 0) {
SDL_Log("err SDL_AcquireVideoCaptureFrame: %s", SDL_GetError());
if (SDL_AcquireCameraFrame(device, &frame_next) < 0) {
SDL_Log("err SDL_AcquireCameraFrame: %s", SDL_GetError());
}
#if 0
if (frame_next.num_planes) {
@ -132,8 +132,8 @@ int main(int argc, char **argv)
if (frame_next.num_planes) {
if (frame_current.num_planes) {
if (SDL_ReleaseVideoCaptureFrame(device, &frame_current) < 0) {
SDL_Log("err SDL_ReleaseVideoCaptureFrame: %s", SDL_GetError());
if (SDL_ReleaseCameraFrame(device, &frame_current) < 0) {
SDL_Log("err SDL_ReleaseCameraFrame: %s", SDL_GetError());
}
}
@ -186,13 +186,13 @@ int main(int argc, char **argv)
SDL_RenderPresent(renderer);
}
if (SDL_StopVideoCapture(device) < 0) {
SDL_Log("error SDL_StopVideoCapture(): %s", SDL_GetError());
if (SDL_StopCamera(device) < 0) {
SDL_Log("error SDL_StopCamera(): %s", SDL_GetError());
}
if (frame_current.num_planes) {
SDL_ReleaseVideoCaptureFrame(device, &frame_current);
SDL_ReleaseCameraFrame(device, &frame_current);
}
SDL_CloseVideoCapture(device);
SDL_CloseCamera(device);
if (texture) {
SDL_DestroyTexture(texture);