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avcodec/libxevd: Deduplicate code 

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
This commit is contained in:
Andreas Rheinhardt 2024-02-27 20:01:31 +01:00
parent 85fc5a0c3f
commit cb9fb80c7f
1 changed files with 61 additions and 99 deletions
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160
libavcodec/libxevd.c
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@ -252,6 +252,65 @@ static av_cold int libxevd_init(AVCodecContext *avctx)
return 0;
}
static int libxevd_return_frame(AVCodecContext *avctx, AVFrame *frame,
XEVD_IMGB *imgb, AVPacket **pkt_au)
{
int ret;
AVPacket* pkt_au_imgb = (AVPacket*)imgb->pdata[0];
if(!pkt_au_imgb) {
av_log(avctx, AV_LOG_ERROR, "Invalid data needed to fill frame properties\n");
if (pkt_au)
av_packet_free(pkt_au);
av_frame_unref(frame);
imgb->release(imgb);
imgb = NULL;
return AVERROR_INVALIDDATA;
}
// got frame
ret = libxevd_image_copy(avctx, imgb, frame);
if(ret < 0) {
av_log(avctx, AV_LOG_ERROR, "Image copying error\n");
av_packet_free(&pkt_au_imgb);
av_frame_unref(frame);
imgb->release(imgb);
imgb = NULL;
return ret;
}
// use ff_decode_frame_props_from_pkt() to fill frame properties
ret = ff_decode_frame_props_from_pkt(avctx, frame, pkt_au_imgb);
if (ret < 0) {
av_log(avctx, AV_LOG_ERROR, "ff_decode_frame_props_from_pkt error\n");
av_packet_free(&pkt_au_imgb);
av_frame_unref(frame);
imgb->release(imgb);
imgb = NULL;
return ret;
}
frame->pkt_dts = imgb->ts[XEVD_TS_DTS];
frame->pts = imgb->ts[XEVD_TS_PTS];
av_packet_free(&pkt_au_imgb);
// xevd_pull uses pool of objects of type XEVD_IMGB.
// The pool size is equal MAX_PB_SIZE (26), so release object when it is no more needed
imgb->release(imgb);
imgb = NULL;
return 0;
}
/**
* Decode frame with decoupled packet/frame dataflow
*
@ -361,56 +420,7 @@ static int libxevd_receive_frame(AVCodecContext *avctx, AVFrame *frame)
return AVERROR(EAGAIN);
}
} else {
// got frame
AVPacket* pkt_au_imgb = (AVPacket*)imgb->pdata[0];
if(!pkt_au_imgb) {
av_log(avctx, AV_LOG_ERROR, "Invalid data needed to fill frame properties\n");
av_packet_free(&pkt_au);
av_frame_unref(frame);
imgb->release(imgb);
imgb = NULL;
return AVERROR_INVALIDDATA;
}
ret = libxevd_image_copy(avctx, imgb, frame);
if(ret < 0) {
av_log(avctx, AV_LOG_ERROR, "Image copying error\n");
av_packet_free(&pkt_au_imgb);
av_frame_unref(frame);
imgb->release(imgb);
imgb = NULL;
return ret;
}
// use ff_decode_frame_props_from_pkt() to fill frame properties
ret = ff_decode_frame_props_from_pkt(avctx, frame, pkt_au_imgb);
if (ret < 0) {
av_log(avctx, AV_LOG_ERROR, "ff_decode_frame_props_from_pkt error\n");
av_packet_free(&pkt_au_imgb);
av_frame_unref(frame);
imgb->release(imgb);
imgb = NULL;
return ret;
}
frame->pkt_dts = imgb->ts[XEVD_TS_DTS];
frame->pts = imgb->ts[XEVD_TS_PTS];
av_packet_free(&pkt_au_imgb);
// xevd_pull uses pool of objects of type XEVD_IMGB.
// The pool size is equal MAX_PB_SIZE (26), so release object when it is no more needed
imgb->release(imgb);
imgb = NULL;
return libxevd_return_frame(avctx, frame, imgb, &pkt_au);
}
}
}
@ -428,61 +438,13 @@ static int libxevd_receive_frame(AVCodecContext *avctx, AVFrame *frame)
return AVERROR_EXTERNAL;
} else { // XEVD_OK
AVPacket* pkt_au_imgb;
if (!imgb) {
av_log(avctx, AV_LOG_ERROR, "Invalid decoded image data\n");
return AVERROR_EXTERNAL;
}
pkt_au_imgb = (AVPacket*)imgb->pdata[0];
if(!pkt_au_imgb) {
av_log(avctx, AV_LOG_ERROR, "Invalid data needed to fill frame properties\n");
imgb->release(imgb);
imgb = NULL;
av_frame_unref(frame);
return AVERROR_INVALIDDATA;
}
// got frame
ret = libxevd_image_copy(avctx, imgb, frame);
if(ret < 0) {
av_packet_free(&pkt_au_imgb);
av_frame_unref(frame);
imgb->release(imgb);
imgb = NULL;
return ret;
}
// use ff_decode_frame_props_from_pkt() to fill frame properties
ret = ff_decode_frame_props_from_pkt(avctx, frame, pkt_au_imgb);
if (ret < 0) {
av_log(avctx, AV_LOG_ERROR, "ff_decode_frame_props_from_pkt error\n");
av_packet_free(&pkt_au_imgb);
av_frame_unref(frame);
imgb->release(imgb);
imgb = NULL;
return ret;
}
frame->pkt_dts = imgb->ts[XEVD_TS_DTS];
frame->pts = imgb->ts[XEVD_TS_PTS];
av_packet_free(&pkt_au_imgb);
// xevd_pull uses pool of objects of type XEVD_IMGB.
// The pool size is equal MAX_PB_SIZE (26), so release object when it is no more needed
imgb->release(imgb);
imgb = NULL;
return 0;
return libxevd_return_frame(avctx, frame, imgb, NULL);
}
}