---
libavformat/output-example.c | 28 ++++++++++++++++++++++++++--
1 files changed, 26 insertions(+), 2 deletions(-)
diff --git a/libavformat/output-example.c b/libavformat/output-example.c
index 1a0a6db..ed68fb8 100644
--- a/libavformat/output-example.c
+++ b/libavformat/output-example.c
@@ -441,18 +441,38 @@ static AVStream *add_data_stream(AVFormatContext *oc,
enum CodecID codec_id)
return st;
}
+static void open_data(AVFormatContext *oc, AVStream *st)
+{
+ AVCodec *codec;
+ AVCodecContext *c;
+
+ c = st->codec;
+
+ /* find the video encoder */
+ codec = av_malloc(sizeof(AVCodec));
+ memset(codec, 0, sizeof(AVCodec));
+ codec->id = c->codec_id;
+
+ /* open the codec */
+ c->codec = codec;
+}
+
static void write_data_frame(AVFormatContext *oc, AVStream *st, char *text)
{
AVPacket pkt;
av_init_packet(&pkt);
pkt.flags |= AV_PKT_FLAG_KEY;
- pkt.stream_index= st->index;
+ pkt.stream_index = st->index;
pkt.data = text;
- pkt.size= strlen(text);
+ pkt.size = strlen(text);
av_interleaved_write_frame(oc, &pkt);
}
+static void close_data(AVFormatContext *oc, AVStream *st)
+{
+ avcodec_close(st->codec);
+}
/**************************************************************/
/* media file output */
@@ -529,6 +549,8 @@ int main(int argc, char **argv)
open_video(oc, video_st);
if (audio_st)
open_audio(oc, audio_st);
+ if (data_st)
+ open_data(oc, data_st);
/* open the output file, if needed */
if (!(fmt->flags & AVFMT_NOFILE)) {
@@ -577,6 +599,8 @@ int main(int argc, char **argv)
close_video(oc, video_st);
if (audio_st)
close_audio(oc, audio_st);
+ if (data_st)
+ close_data(oc, data_st);
/* free the streams */
for(i = 0; i < oc->nb_streams; i++) {
--
1.7.4.1
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