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vdr-plugin-softhddevice
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Code Issues Releases Wiki Activity

Safer 4:3 detection, 4:3 crop correction.

This commit is contained in:
Johns 2012-05-17 16:50:40 +02:00
parent c112b850d8
commit 940849d03f
1 changed files with 31 additions and 18 deletions
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49
video.c
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@ -453,6 +453,7 @@ static void VideoUpdateOutput(AVRational input_aspect_ratio, int input_width,
int *crop_y, int *crop_width, int *crop_height)
{
AVRational display_aspect_ratio;
AVRational tmp_ratio;
if (!input_aspect_ratio.num || !input_aspect_ratio.den) {
input_aspect_ratio.num = 1;
@ -461,19 +462,22 @@ static void VideoUpdateOutput(AVRational input_aspect_ratio, int input_width,
input_aspect_ratio.den);
}
av_reduce(&display_aspect_ratio.num, &display_aspect_ratio.den,
(int64_t) input_width * input_aspect_ratio.num *
VideoScreen->width_in_pixels * VideoScreen->height_in_millimeters,
(int64_t) input_height * input_aspect_ratio.den *
VideoScreen->height_in_pixels * VideoScreen->width_in_millimeters,
1024 * 1024);
av_reduce(&input_aspect_ratio.num, &input_aspect_ratio.den,
input_width * input_aspect_ratio.num,
input_height * input_aspect_ratio.den, 1024 * 1024);
// InputWidth/Height can be zero = uninitialized
if (!display_aspect_ratio.num || !display_aspect_ratio.den) {
display_aspect_ratio.num = 1;
display_aspect_ratio.den = 1;
if (!input_aspect_ratio.num || !input_aspect_ratio.den) {
input_aspect_ratio.num = 1;
input_aspect_ratio.den = 1;
}
display_aspect_ratio.num =
VideoScreen->width_in_pixels * VideoScreen->height_in_millimeters;
display_aspect_ratio.den =
VideoScreen->height_in_pixels * VideoScreen->width_in_millimeters;
display_aspect_ratio = av_mul_q(input_aspect_ratio, display_aspect_ratio);
Debug(3, "video: aspect %d:%d\n", display_aspect_ratio.num,
display_aspect_ratio.den);
@ -483,7 +487,9 @@ static void VideoUpdateOutput(AVRational input_aspect_ratio, int input_width,
*crop_height = input_height - VideoCutTopBottom[resolution] * 2;
// FIXME: store different positions for the ratios
if (display_aspect_ratio.num == 4 && display_aspect_ratio.den == 3) {
tmp_ratio.num = 4;
tmp_ratio.den = 3;
if (!av_cmp_q(input_aspect_ratio, tmp_ratio)) {
switch (Video4to3ZoomMode) {
case VideoNormal:
goto normal;
@ -2971,14 +2977,17 @@ static void VaapiCheckAutoCrop(VaapiDecoder * decoder)
// reduce load, check only n frames
if (Video4to3ZoomMode == VideoNormal && AutoCropInterval
&& !(decoder->FrameCounter % AutoCropInterval)) {
AVRational display_aspect_ratio;
AVRational input_aspect_ratio;
AVRational tmp_ratio;
av_reduce(&display_aspect_ratio.num, &display_aspect_ratio.den,
av_reduce(&input_aspect_ratio.num, &input_aspect_ratio.den,
decoder->InputWidth * decoder->InputAspect.num,
decoder->InputHeight * decoder->InputAspect.den, 1024 * 1024);
tmp_ratio.num = 4;
tmp_ratio.den = 3;
// only 4:3 with 16:9/14:9 inside supported
if (display_aspect_ratio.num == 4 && display_aspect_ratio.den == 3) {
if (!av_cmp_q(input_aspect_ratio, tmp_ratio)) {
VaapiAutoCrop(decoder);
} else {
decoder->AutoCrop->Count = 0;
@ -4471,7 +4480,9 @@ static void VaapiSyncDecoder(VaapiDecoder * decoder)
goto skip_sync;
}
// at start of new video stream, soft or hard sync video to audio
// FIXME: video waits for audio, audio for video
if (!VideoSoftStartSync && decoder->StartCounter < VideoSoftStartFrames
&& video_clock != (int64_t) AV_NOPTS_VALUE
&& (audio_clock == (int64_t) AV_NOPTS_VALUE
|| video_clock > audio_clock + VideoAudioDelay + 120 * 90)) {
err =
@ -4672,7 +4683,6 @@ static void VaapiDisplayHandlerThread(void)
// fill frame output ring buffer
//
filled = atomic_read(&decoder->SurfacesFilled);
err = 1;
if (filled < VIDEO_SURFACES_MAX - 1) {
// FIXME: hot polling
pthread_mutex_lock(&VideoLockMutex);
@ -7049,14 +7059,17 @@ static void VdpauCheckAutoCrop(VdpauDecoder * decoder)
// reduce load, check only n frames
if (Video4to3ZoomMode == VideoNormal && AutoCropInterval
&& !(decoder->FrameCounter % AutoCropInterval)) {
AVRational display_aspect_ratio;
AVRational input_aspect_ratio;
AVRational tmp_ratio;
av_reduce(&display_aspect_ratio.num, &display_aspect_ratio.den,
av_reduce(&input_aspect_ratio.num, &input_aspect_ratio.den,
decoder->InputWidth * decoder->InputAspect.num,
decoder->InputHeight * decoder->InputAspect.den, 1024 * 1024);
tmp_ratio.num = 4;
tmp_ratio.den = 3;
// only 4:3 with 16:9/14:9 inside supported
if (display_aspect_ratio.num == 4 && display_aspect_ratio.den == 3) {
if (!av_cmp_q(input_aspect_ratio, tmp_ratio)) {
VdpauAutoCrop(decoder);
} else {
decoder->AutoCrop->Count = 0;
@ -7804,6 +7817,7 @@ static void VdpauSyncDecoder(VdpauDecoder * decoder)
}
// at start of new video stream, soft or hard sync video to audio
if (!VideoSoftStartSync && decoder->StartCounter < VideoSoftStartFrames
&& video_clock != (int64_t) AV_NOPTS_VALUE
&& (audio_clock == (int64_t) AV_NOPTS_VALUE
|| video_clock > audio_clock + VideoAudioDelay + 120 * 90)) {
err =
@ -8082,7 +8096,6 @@ static void VdpauDisplayHandlerThread(void)
// fill frame output ring buffer
//
filled = atomic_read(&decoder->SurfacesFilled);
err = 1;
if (filled < VIDEO_SURFACES_MAX) {
// FIXME: hot polling
pthread_mutex_lock(&VideoLockMutex);