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Merge commit 'c7ab0eb3050acdd3b8cab2c55fc9c1b2e8610a65'

* commit 'c7ab0eb3050acdd3b8cab2c55fc9c1b2e8610a65':
  examples/decode_video: allocate the packet dynamically

Merged-by: James Almer <jamrial@gmail.com>
tags/n3.4
James Almer 8 years ago
parent
commit
81cc33adc6
1 changed files with 10 additions and 7 deletions
  1. +10
    -7
      doc/examples/decode_video.c

+ 10
- 7
doc/examples/decode_video.c View File

@@ -92,7 +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;
AVPacket avpkt;
AVPacket *pkt;


if (argc <= 2) { if (argc <= 2) {
fprintf(stderr, "Usage: %s <input file> <output file>\n", argv[0]); fprintf(stderr, "Usage: %s <input file> <output file>\n", argv[0]);
@@ -103,7 +103,9 @@ int main(int argc, char **argv)


avcodec_register_all(); avcodec_register_all();


av_init_packet(&avpkt);
pkt = av_packet_alloc();
if (!pkt)
exit(1);


/* set end of buffer to 0 (this ensures that no overreading happens for damaged MPEG streams) */ /* set end of buffer to 0 (this ensures that no overreading happens for damaged MPEG streams) */
memset(inbuf + INBUF_SIZE, 0, AV_INPUT_BUFFER_PADDING_SIZE); memset(inbuf + INBUF_SIZE, 0, AV_INPUT_BUFFER_PADDING_SIZE);
@@ -158,7 +160,7 @@ int main(int argc, char **argv)
/* 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) {
ret = av_parser_parse2(parser, c, &avpkt.data, &avpkt.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) {
fprintf(stderr, "Error while parsing\n"); fprintf(stderr, "Error while parsing\n");
@@ -167,10 +169,10 @@ int main(int argc, char **argv)
data += ret; data += ret;
data_size -= ret; data_size -= ret;


if (avpkt.size)
decode(c, frame, &avpkt, outfilename);
}
}
if (pkt->size)
decode(c, frame, pkt, outfilename);
}
}


/* flush the decoder */ /* flush the decoder */
decode(c, frame, NULL, outfilename); decode(c, frame, NULL, outfilename);
@@ -180,6 +182,7 @@ int main(int argc, char **argv)
av_parser_close(parser); av_parser_close(parser);
avcodec_free_context(&c); avcodec_free_context(&c);
av_frame_free(&frame); av_frame_free(&frame);
av_packet_free(&pkt);


return 0; return 0;
} }

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