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ffmpeg: Support copying unknown streams

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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2015-05-21 00:34:41 +02:00
parent 33e9473366
commit 18833daf9d
2 changed files with 24 additions and 1 deletions
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1
ffmpeg.c
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@ -2822,6 +2822,7 @@ static int transcode_init(void)
enc_ctx->width = dec_ctx->width;
enc_ctx->height = dec_ctx->height;
break;
case AVMEDIA_TYPE_UNKNOWN:
case AVMEDIA_TYPE_DATA:
case AVMEDIA_TYPE_ATTACHMENT:
break;

24
ffmpeg_opt.c
View File

@ -112,6 +112,7 @@ static int input_sync;
static int override_ffserver = 0;
static int input_stream_potentially_available = 0;
static int ignore_unknown_streams = 0;
static int copy_unknown_streams = 0;
static void uninit_options(OptionsContext *o)
{
@ -1566,6 +1567,19 @@ static OutputStream *new_data_stream(OptionsContext *o, AVFormatContext *oc, int
return ost;
}
static OutputStream *new_unknown_stream(OptionsContext *o, AVFormatContext *oc, int source_index)
{
OutputStream *ost;
ost = new_output_stream(o, oc, AVMEDIA_TYPE_UNKNOWN, source_index);
if (!ost->stream_copy) {
av_log(NULL, AV_LOG_FATAL, "Unknown stream encoding not supported yet (only streamcopy)\n");
exit_program(1);
}
return ost;
}
static OutputStream *new_attachment_stream(OptionsContext *o, AVFormatContext *oc, int source_index)
{
OutputStream *ost = new_output_stream(o, oc, AVMEDIA_TYPE_ATTACHMENT, source_index);
@ -2018,6 +2032,11 @@ loop_end:
case AVMEDIA_TYPE_SUBTITLE: ost = new_subtitle_stream (o, oc, src_idx); break;
case AVMEDIA_TYPE_DATA: ost = new_data_stream (o, oc, src_idx); break;
case AVMEDIA_TYPE_ATTACHMENT: ost = new_attachment_stream(o, oc, src_idx); break;
case AVMEDIA_TYPE_UNKNOWN:
if (copy_unknown_streams) {
ost = new_unknown_stream (o, oc, src_idx);
break;
}
default:
av_log(NULL, ignore_unknown_streams ? AV_LOG_WARNING : AV_LOG_FATAL,
"Cannot map stream #%d:%d - unsupported type.\n",
@ -2025,7 +2044,8 @@ loop_end:
if (!ignore_unknown_streams) {
av_log(NULL, AV_LOG_FATAL,
"If you want unsupported types ignored instead "
"of failing, please use the -ignore_unknown option\n");
"of failing, please use the -ignore_unknown option\n"
"If you want them copied, please use -copy_unknown\n");
exit_program(1);
}
}
@ -2864,6 +2884,8 @@ const OptionDef options[] = {
"never overwrite output files" },
{ "ignore_unknown", OPT_BOOL, { &ignore_unknown_streams },
"Ignore unknown stream types" },
{ "copy_unknown", OPT_BOOL | OPT_EXPERT, { &copy_unknown_streams },
"Copy unknown stream types" },
{ "c", HAS_ARG | OPT_STRING | OPT_SPEC |
OPT_INPUT | OPT_OUTPUT, { .off = OFFSET(codec_names) },
"codec name", "codec" },