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examples/decode_video: flush parser to fix missing frame

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Signed-off-by: Zhao Zhili <zhilizhao@tencent.com>
This commit is contained in:
Zhao Zhili 2021-07-14 10:58:42 +08:00 committed by Zhao Zhili
parent 0b6e801d4a
commit d1a44f261a
1 changed files with 8 additions and 4 deletions
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12
doc/examples/decode_video.c
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@ -92,6 +92,7 @@ int main(int argc, char **argv)
uint8_t *data; uint8_t *data;
size_t data_size; size_t data_size;
int ret; int ret;
int eof;
AVPacket *pkt; AVPacket *pkt;
if (argc <= 2) { if (argc <= 2) {
@ -150,15 +151,16 @@ int main(int argc, char **argv)
exit(1); exit(1);
} }
while (!feof(f)) { do {
/* read raw data from the input file */ /* read raw data from the input file */
data_size = fread(inbuf, 1, INBUF_SIZE, f); data_size = fread(inbuf, 1, INBUF_SIZE, f);
if (!data_size) if (ferror(f))
break; break;
eof = !data_size;
/* use the parser to split the data into frames */ /* use the parser to split the data into frames */
data = inbuf; data = inbuf;
while (data_size > 0) { while (data_size > 0 || eof) {
ret = av_parser_parse2(parser, c, &pkt->data, &pkt->size, ret = av_parser_parse2(parser, c, &pkt->data, &pkt->size,
data, data_size, AV_NOPTS_VALUE, AV_NOPTS_VALUE, 0); data, data_size, AV_NOPTS_VALUE, AV_NOPTS_VALUE, 0);
if (ret < 0) { if (ret < 0) {
@ -170,8 +172,10 @@ int main(int argc, char **argv)
if (pkt->size) if (pkt->size)
decode(c, frame, pkt, outfilename); decode(c, frame, pkt, outfilename);
else if (eof)
break;
} }
} } while (!eof);
/* flush the decoder */ /* flush the decoder */
decode(c, frame, NULL, outfilename); decode(c, frame, NULL, outfilename);