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Code Issues Releases Activity

avcodec/cuvid: don't overwrite deinterlace at progressive input

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If there is progressive input it will disable deinterlacing in cuvid for
all future frames even those interlaced.

Signed-off-by: Timo Rothenpieler <timo@rothenpieler.org>
This commit is contained in:
Miroslav Slugeň 2017-02-12 18:47:07 +01:00 committed by Timo Rothenpieler
parent 6baee21eb7
commit 4cb8872eb7
1 changed files with 10 additions and 10 deletions
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20
libavcodec/cuvid.c
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@ -51,6 +51,7 @@ typedef struct CuvidContext
AVFifoBuffer *frame_queue;
int deint_mode;
int deint_mode_current;
int64_t prev_pts;
int internal_error;
@ -164,7 +165,11 @@ static int CUDAAPI cuvid_handle_video_sequence(void *opaque, CUVIDEOFORMAT* form
(AVRational){ format->display_aspect_ratio.x, format->display_aspect_ratio.y },
(AVRational){ avctx->width, avctx->height }));
if (!format->progressive_sequence && ctx->deint_mode == cudaVideoDeinterlaceMode_Weave)
ctx->deint_mode_current = format->progressive_sequence
? cudaVideoDeinterlaceMode_Weave
: ctx->deint_mode;
if (!format->progressive_sequence && ctx->deint_mode_current == cudaVideoDeinterlaceMode_Weave)
avctx->flags |= AV_CODEC_FLAG_INTERLACED_DCT;
else
avctx->flags &= ~AV_CODEC_FLAG_INTERLACED_DCT;
@ -260,14 +265,9 @@ static int CUDAAPI cuvid_handle_video_sequence(void *opaque, CUVIDEOFORMAT* form
cuinfo.ulNumOutputSurfaces = 1;
cuinfo.ulCreationFlags = cudaVideoCreate_PreferCUVID;
cuinfo.bitDepthMinus8 = format->bit_depth_luma_minus8;
cuinfo.DeinterlaceMode = ctx->deint_mode_current;
if (format->progressive_sequence) {
ctx->deint_mode = cuinfo.DeinterlaceMode = cudaVideoDeinterlaceMode_Weave;
} else {
cuinfo.DeinterlaceMode = ctx->deint_mode;
}
if (ctx->deint_mode != cudaVideoDeinterlaceMode_Weave)
if (ctx->deint_mode_current != cudaVideoDeinterlaceMode_Weave)
avctx->framerate = av_mul_q(avctx->framerate, (AVRational){2, 1});
ctx->internal_error = CHECK_CU(ctx->cvdl->cuvidCreateDecoder(&ctx->cudecoder, &cuinfo));
@ -312,7 +312,7 @@ static int CUDAAPI cuvid_handle_picture_display(void *opaque, CUVIDPARSERDISPINF
parsed_frame.dispinfo = *dispinfo;
ctx->internal_error = 0;
if (ctx->deint_mode == cudaVideoDeinterlaceMode_Weave) {
if (ctx->deint_mode_current == cudaVideoDeinterlaceMode_Weave) {
av_fifo_generic_write(ctx->frame_queue, &parsed_frame, sizeof(CuvidParsedFrame), NULL);
} else {
parsed_frame.is_deinterlacing = 1;
@ -583,7 +583,7 @@ static int cuvid_decode_frame(AVCodecContext *avctx, void *data, int *got_frame,
av_log(avctx, AV_LOG_TRACE, "cuvid_decode_frame\n");
if (ctx->deint_mode != cudaVideoDeinterlaceMode_Weave) {
if (ctx->deint_mode_current != cudaVideoDeinterlaceMode_Weave) {
av_log(avctx, AV_LOG_ERROR, "Deinterlacing is not supported via the old API\n");
return AVERROR(EINVAL);
}