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examples/filtering_audio: Don't use stack packet

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Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
This commit is contained in:
Andreas Rheinhardt 2021-09-03 23:10:30 +02:00
parent f495604361
commit a75f518b65
1 changed files with 8 additions and 7 deletions
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15
doc/examples/filtering_audio.c
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@ -215,12 +215,12 @@ static void print_frame(const AVFrame *frame)
int main(int argc, char **argv) int main(int argc, char **argv)
{ {
int ret; int ret;
AVPacket packet; AVPacket *packet = av_packet_alloc();
AVFrame *frame = av_frame_alloc(); AVFrame *frame = av_frame_alloc();
AVFrame *filt_frame = av_frame_alloc(); AVFrame *filt_frame = av_frame_alloc();
if (!frame || !filt_frame) { if (!packet || !frame || !filt_frame) {
perror("Could not allocate frame"); fprintf(stderr, "Could not allocate frame or packet\n");
exit(1); exit(1);
} }
if (argc != 2) { if (argc != 2) {
@ -235,11 +235,11 @@ int main(int argc, char **argv)
/* read all packets */ /* read all packets */
while (1) { while (1) {
if ((ret = av_read_frame(fmt_ctx, &packet)) < 0) if ((ret = av_read_frame(fmt_ctx, packet)) < 0)
break; break;
if (packet.stream_index == audio_stream_index) { if (packet->stream_index == audio_stream_index) {
ret = avcodec_send_packet(dec_ctx, &packet); ret = avcodec_send_packet(dec_ctx, packet);
if (ret < 0) { if (ret < 0) {
av_log(NULL, AV_LOG_ERROR, "Error while sending a packet to the decoder\n"); av_log(NULL, AV_LOG_ERROR, "Error while sending a packet to the decoder\n");
break; break;
@ -275,12 +275,13 @@ int main(int argc, char **argv)
} }
} }
} }
av_packet_unref(&packet); av_packet_unref(packet);
} }
end: end:
avfilter_graph_free(&filter_graph); avfilter_graph_free(&filter_graph);
avcodec_free_context(&dec_ctx); avcodec_free_context(&dec_ctx);
avformat_close_input(&fmt_ctx); avformat_close_input(&fmt_ctx);
av_packet_free(&packet);
av_frame_free(&frame); av_frame_free(&frame);
av_frame_free(&filt_frame); av_frame_free(&filt_frame);