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avconv: stop using AVStream.codec

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It is now only used by the av_parser_change() call during streamcopy, so
allocate a special AVCodecContext instance for this case. This instance
should go away when the new parser API is finished.

Signed-off-by: Diego Biurrun <diego@biurrun.de>
This commit is contained in:
Anton Khirnov 2016-05-21 11:37:33 +02:00 committed by Diego Biurrun
parent 3399a26d3f
commit 35c8580668
2 changed files with 9 additions and 13 deletions
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21
avconv.c
View File

@ -184,6 +184,7 @@ static void avconv_cleanup(int ret)
av_frame_free(&ost->filtered_frame);
av_parser_close(ost->parser);
avcodec_free_context(&ost->parser_avctx);
av_freep(&ost->forced_keyframes);
av_freep(&ost->avfilter);
@ -1101,7 +1102,7 @@ static void do_streamcopy(InputStream *ist, OutputStream *ost, const AVPacket *p
&& ost->enc_ctx->codec_id != AV_CODEC_ID_MPEG2VIDEO
&& ost->enc_ctx->codec_id != AV_CODEC_ID_VC1
) {
if (av_parser_change(ost->parser, ost->st->codec,
if (av_parser_change(ost->parser, ost->parser_avctx,
&opkt.data, &opkt.size,
pkt->data, pkt->size,
pkt->flags & AV_PKT_FLAG_KEY)) {
@ -1709,14 +1710,6 @@ static int init_output_stream(OutputStream *ost, char *error, int error_len)
"Error initializing the output stream codec context.\n");
exit_program(1);
}
/*
* FIXME: this is only so that the bitstream filters and parsers (that still
* work with a codec context) get the parameter values.
* This should go away with the new BSF/parser API.
*/
ret = avcodec_copy_context(ost->st->codec, ost->enc_ctx);
if (ret < 0)
return ret;
if (ost->enc_ctx->nb_coded_side_data) {
int i;
@ -1747,11 +1740,10 @@ static int init_output_stream(OutputStream *ost, char *error, int error_len)
return ret;
/*
* FIXME: this is only so that the bitstream filters and parsers (that still
* work with a codec context) get the parameter values.
* This should go away with the new BSF/parser API.
* FIXME: will the codec context used by the parser during streamcopy
* This should go away with the new parser API.
*/
ret = avcodec_parameters_to_context(ost->st->codec, ost->st->codecpar);
ret = avcodec_parameters_to_context(ost->parser_avctx, ost->st->codecpar);
if (ret < 0)
return ret;
}
@ -1913,6 +1905,9 @@ static int transcode_init(void)
}
ost->parser = av_parser_init(par_dst->codec_id);
ost->parser_avctx = avcodec_alloc_context3(NULL);
if (!ost->parser_avctx)
return AVERROR(ENOMEM);
switch (par_dst->codec_type) {
case AVMEDIA_TYPE_AUDIO:

1
avconv.h
View File

@ -372,6 +372,7 @@ typedef struct OutputStream {
enum AVPixelFormat pix_fmts[2];
AVCodecParserContext *parser;
AVCodecContext *parser_avctx;
/* stats */
// combined size of all the packets written