@@ -583,6 +583,12 @@ typedef struct OutputStream {
int file_index; /* file index */
int index; /* stream index in the output file */
+ /**
+ * Codec parameters for packets submitted to the muxer (i.e. before
+ * bitstream filtering, if any).
+ */
+ AVCodecParameters *par_in;
+
/* input stream that is the source for this output stream;
* may be NULL for streams with no well-defined source, e.g.
* attachments or outputs from complex filtergraphs */
@@ -354,7 +354,7 @@ int enc_open(OutputStream *ost, AVFrame *frame)
av_log(ost, AV_LOG_WARNING, "The bitrate parameter is set too low."
" It takes bits/s as argument, not kbits/s\n");
- ret = avcodec_parameters_from_context(ost->st->codecpar, ost->enc_ctx);
+ ret = avcodec_parameters_from_context(ost->par_in, ost->enc_ctx);
if (ret < 0) {
av_log(ost, AV_LOG_FATAL,
"Error initializing the output stream codec context.\n");
@@ -556,9 +556,9 @@ static int bsf_init(MuxStream *ms)
int ret;
if (!ctx)
- return 0;
+ return avcodec_parameters_copy(ost->st->codecpar, ost->par_in);
- ret = avcodec_parameters_copy(ctx->par_in, ost->st->codecpar);
+ ret = avcodec_parameters_copy(ctx->par_in, ost->par_in);
if (ret < 0)
return ret;
@@ -768,6 +768,8 @@ static void ost_free(OutputStream **post)
av_fifo_freep2(&ms->muxing_queue);
}
+ avcodec_parameters_free(&ost->par_in);
+
av_bsf_free(&ms->bsf_ctx);
av_frame_free(&ost->filtered_frame);
@@ -116,19 +116,19 @@ static int choose_encoder(const OptionsContext *o, AVFormatContext *s,
if (type == AVMEDIA_TYPE_VIDEO || type == AVMEDIA_TYPE_AUDIO || type == AVMEDIA_TYPE_SUBTITLE) {
MATCH_PER_STREAM_OPT(codec_names, str, codec_name, s, ost->st);
if (!codec_name) {
- ost->st->codecpar->codec_id = av_guess_codec(s->oformat, NULL, s->url,
+ ost->par_in->codec_id = av_guess_codec(s->oformat, NULL, s->url,
NULL, ost->type);
- *enc = avcodec_find_encoder(ost->st->codecpar->codec_id);
+ *enc = avcodec_find_encoder(ost->par_in->codec_id);
if (!*enc) {
av_log(ost, AV_LOG_FATAL, "Automatic encoder selection failed "
"Default encoder for format %s (codec %s) is "
"probably disabled. Please choose an encoder manually.\n",
- s->oformat->name, avcodec_get_name(ost->st->codecpar->codec_id));
+ s->oformat->name, avcodec_get_name(ost->par_in->codec_id));
return AVERROR_ENCODER_NOT_FOUND;
}
} else if (strcmp(codec_name, "copy")) {
*enc = find_codec_or_die(ost, codec_name, ost->type, 1);
- ost->st->codecpar->codec_id = (*enc)->id;
+ ost->par_in->codec_id = (*enc)->id;
}
}
@@ -844,7 +844,7 @@ static int streamcopy_init(const Muxer *mux, const OptionsContext *o,
const InputStream *ist = ost->ist;
const InputFile *ifile = input_files[ist->file_index];
- AVCodecParameters *par = ost->st->codecpar;
+ AVCodecParameters *par = ost->par_in;
uint32_t codec_tag = par->codec_tag;
AVCodecContext *codec_ctx = NULL;
@@ -995,6 +995,10 @@ static OutputStream *ost_add(Muxer *mux, const OptionsContext *o,
ms = mux_stream_alloc(mux, type);
ost = &ms->ost;
+ ost->par_in = avcodec_parameters_alloc();
+ if (!ost->par_in)
+ report_and_exit(AVERROR(ENOMEM));
+
ms->muxing_queue = av_fifo_alloc2(8, sizeof(AVPacket*), 0);
if (!ms->muxing_queue)
report_and_exit(AVERROR(ENOMEM));
@@ -1003,6 +1007,7 @@ static OutputStream *ost_add(Muxer *mux, const OptionsContext *o,
ost->st = st;
ost->ist = ist;
ost->kf.ref_pts = AV_NOPTS_VALUE;
+ ost->par_in->codec_type = type;
st->codecpar->codec_type = type;
ret = choose_encoder(o, oc, ost, &enc);
@@ -1166,7 +1171,7 @@ static OutputStream *ost_add(Muxer *mux, const OptionsContext *o,
uint32_t tag = strtol(codec_tag, &next, 0);
if (*next)
tag = AV_RL32(codec_tag);
- ost->st->codecpar->codec_tag = tag;
+ ost->par_in->codec_tag = tag;
if (ost->enc_ctx)
ost->enc_ctx->codec_tag = tag;
}
@@ -1520,8 +1525,8 @@ static void of_add_attachments(Muxer *mux, const OptionsContext *o)
ost = ost_add(mux, o, AVMEDIA_TYPE_ATTACHMENT, NULL);
ost->attachment_filename = o->attachments[i];
- ost->st->codecpar->extradata = attachment;
- ost->st->codecpar->extradata_size = len;
+ ost->par_in->extradata = attachment;
+ ost->par_in->extradata_size = len;
p = strrchr(o->attachments[i], '/');
av_dict_set(&ost->st->metadata, "filename", (p && *p) ? p + 1 : o->attachments[i], AV_DICT_DONT_OVERWRITE);