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Code Issues Releases Activity

fftools/ffmpeg: move hwaccel_retrieve_data() from ffmpeg_hw to ffmpeg_dec

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This function is decoding-only and has no interaction with the rest of
ffmpeg_hw. It thus belongs more properly in ffmpeg_dec.
This commit is contained in:
Anton Khirnov 2024-01-17 11:09:27 +01:00
parent ebb8a58c8f
commit a3a9c4ae66
3 changed files with 42 additions and 44 deletions
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2
fftools/ffmpeg.h
View File

@ -731,8 +731,6 @@ void hw_device_free_all(void);
*/
AVBufferRef *hw_device_for_filter(void);
int hwaccel_retrieve_data(AVCodecContext *avctx, AVFrame *input);
/**
* @param dec_opts Dictionary filled with decoder options. Its ownership
* is transferred to the decoder.

42
fftools/ffmpeg_dec.c
View File

@ -265,6 +265,48 @@ static int64_t video_duration_estimate(const InputStream *ist, const AVFrame *fr
return FFMAX(dp->last_frame_duration_est, 1);
}
static int hwaccel_retrieve_data(AVCodecContext *avctx, AVFrame *input)
{
InputStream *ist = avctx->opaque;
AVFrame *output = NULL;
enum AVPixelFormat output_format = ist->hwaccel_output_format;
int err;
if (input->format == output_format) {
// Nothing to do.
return 0;
}
output = av_frame_alloc();
if (!output)
return AVERROR(ENOMEM);
output->format = output_format;
err = av_hwframe_transfer_data(output, input, 0);
if (err < 0) {
av_log(avctx, AV_LOG_ERROR, "Failed to transfer data to "
"output frame: %d.\n", err);
goto fail;
}
err = av_frame_copy_props(output, input);
if (err < 0) {
av_frame_unref(output);
goto fail;
}
av_frame_unref(input);
av_frame_move_ref(input, output);
av_frame_free(&output);
return 0;
fail:
av_frame_free(&output);
return err;
}
static int video_frame_process(InputStream *ist, AVFrame *frame)
{
DecoderPriv *dp = dp_from_dec(ist->decoder);

42
fftools/ffmpeg_hw.c
View File

@ -297,48 +297,6 @@ void hw_device_free_all(void)
nb_hw_devices = 0;
}
int hwaccel_retrieve_data(AVCodecContext *avctx, AVFrame *input)
{
InputStream *ist = avctx->opaque;
AVFrame *output = NULL;
enum AVPixelFormat output_format = ist->hwaccel_output_format;
int err;
if (input->format == output_format) {
// Nothing to do.
return 0;
}
output = av_frame_alloc();
if (!output)
return AVERROR(ENOMEM);
output->format = output_format;
err = av_hwframe_transfer_data(output, input, 0);
if (err < 0) {
av_log(avctx, AV_LOG_ERROR, "Failed to transfer data to "
"output frame: %d.\n", err);
goto fail;
}
err = av_frame_copy_props(output, input);
if (err < 0) {
av_frame_unref(output);
goto fail;
}
av_frame_unref(input);
av_frame_move_ref(input, output);
av_frame_free(&output);
return 0;
fail:
av_frame_free(&output);
return err;
}
AVBufferRef *hw_device_for_filter(void)
{
// Pick the last hardware device if the user doesn't pick the device for