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lavd/avfoundation: Fix compilation for non MAC OS devices by conditional compilation of screen capture capabilities. 

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Thilo Borgmann 2014-10-27 15:20:27 +01:00 committed by Michael Niedermayer
parent 852aaead1f
commit ed2e97ce6a
1 changed files with 8 additions and 0 deletions
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8
libavdevice/avfoundation.m
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@ -535,7 +535,9 @@ static int avf_read_header(AVFormatContext *s)
pthread_mutex_init(&ctx->frame_lock, NULL);
pthread_cond_init(&ctx->frame_wait_cond, NULL);
#if __MAC_OS_X_VERSION_MIN_REQUIRED >= 1070
CGGetActiveDisplayList(0, NULL, &num_screens);
#endif
// List devices if requested
if (ctx->list_devices) {
@ -548,6 +550,7 @@ static int avf_read_header(AVFormatContext *s)
av_log(ctx, AV_LOG_INFO, "[%d] %s\n", index, name);
index++;
}
#if __MAC_OS_X_VERSION_MIN_REQUIRED >= 1070
if (num_screens > 0) {
CGDirectDisplayID screens[num_screens];
CGGetActiveDisplayList(num_screens, screens, &num_screens);
@ -555,6 +558,7 @@ static int avf_read_header(AVFormatContext *s)
av_log(ctx, AV_LOG_INFO, "[%d] Capture screen %d\n", index + i, i);
}
}
#endif
av_log(ctx, AV_LOG_INFO, "AVFoundation audio devices:\n");
devices = [AVCaptureDevice devicesWithMediaType:AVMediaTypeAudio];
@ -588,10 +592,12 @@ static int avf_read_header(AVFormatContext *s)
if (ctx->video_device_index < ctx->num_video_devices) {
video_device = [video_devices objectAtIndex:ctx->video_device_index];
} else if (ctx->video_device_index < ctx->num_video_devices + num_screens) {
#if __MAC_OS_X_VERSION_MIN_REQUIRED >= 1070
CGDirectDisplayID screens[num_screens];
CGGetActiveDisplayList(num_screens, screens, &num_screens);
AVCaptureScreenInput* capture_screen_input = [[[AVCaptureScreenInput alloc] initWithDisplayID:screens[ctx->video_device_index - ctx->num_video_devices]] autorelease];
video_device = (AVCaptureDevice*) capture_screen_input;
#endif
} else {
av_log(ctx, AV_LOG_ERROR, "Invalid device index\n");
goto fail;
@ -606,6 +612,7 @@ static int avf_read_header(AVFormatContext *s)
}
}
#if __MAC_OS_X_VERSION_MIN_REQUIRED >= 1070
// looking for screen inputs
if (!video_device) {
int idx;
@ -617,6 +624,7 @@ static int avf_read_header(AVFormatContext *s)
ctx->video_device_index = ctx->num_video_devices + idx;
}
}
#endif
if (!video_device) {
av_log(ctx, AV_LOG_ERROR, "Video device not found\n");