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Code Issues Releases Activity

ffmpeg: Allocate InputStream.decoded_frame early

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Based on a commit by Andreas Rheinhardt.

Signed-off-by: James Almer <jamrial@gmail.com>
This commit is contained in:
James Almer 2021-11-14 22:06:58 -03:00
parent ee3d6a20f6
commit e7f3279ba0
2 changed files with 6 additions and 9 deletions
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11
fftools/ffmpeg.c
View File

@ -2332,15 +2332,11 @@ static int send_frame_to_filters(InputStream *ist, AVFrame *decoded_frame)
static int decode_audio(InputStream *ist, AVPacket *pkt, int *got_output,
int *decode_failed)
{
AVFrame *decoded_frame;
AVFrame *decoded_frame = ist->decoded_frame;
AVCodecContext *avctx = ist->dec_ctx;
int ret, err = 0;
AVRational decoded_frame_tb;
if (!ist->decoded_frame && !(ist->decoded_frame = av_frame_alloc()))
return AVERROR(ENOMEM);
decoded_frame = ist->decoded_frame;
update_benchmark(NULL);
ret = decode(avctx, decoded_frame, got_output, pkt);
update_benchmark("decode_audio %d.%d", ist->file_index, ist->st->index);
@ -2397,7 +2393,7 @@ static int decode_audio(InputStream *ist, AVPacket *pkt, int *got_output,
static int decode_video(InputStream *ist, AVPacket *pkt, int *got_output, int64_t *duration_pts, int eof,
int *decode_failed)
{
AVFrame *decoded_frame;
AVFrame *decoded_frame = ist->decoded_frame;
int i, ret = 0, err = 0;
int64_t best_effort_timestamp;
int64_t dts = AV_NOPTS_VALUE;
@ -2408,9 +2404,6 @@ static int decode_video(InputStream *ist, AVPacket *pkt, int *got_output, int64_
if (!eof && pkt && pkt->size == 0)
return 0;
if (!ist->decoded_frame && !(ist->decoded_frame = av_frame_alloc()))
return AVERROR(ENOMEM);
decoded_frame = ist->decoded_frame;
if (ist->dts != AV_NOPTS_VALUE)
dts = av_rescale_q(ist->dts, AV_TIME_BASE_Q, ist->st->time_base);
if (pkt) {

4
fftools/ffmpeg_opt.c
View File

@ -889,6 +889,10 @@ static void add_input_streams(OptionsContext *o, AVFormatContext *ic)
exit_program(1);
}
ist->decoded_frame = av_frame_alloc();
if (!ist->decoded_frame)
exit_program(1);
ist->filter_frame = av_frame_alloc();
if (!ist->filter_frame)
exit_program(1);