[FFmpeg-cvslog] avconv: use stream copy by default when possible.
Anton Khirnov
git at videolan.org
Wed Aug 17 14:42:49 CEST 2011
ffmpeg | branch: master | Anton Khirnov <anton at khirnov.net> | Sat Aug 13 08:37:13 2011 +0200| [4f4f33844a7369e5579912cc02f3c5376b1e6872] | committer: Anton Khirnov
avconv: use stream copy by default when possible.
> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=4f4f33844a7369e5579912cc02f3c5376b1e6872
---
avconv.c | 52 ++++++++++++++++++++++++++------------------
tests/codec-regression.sh | 4 +-
tests/fate.mak | 4 +-
tests/lavf-regression.sh | 20 ++++++++--------
tests/regression-funcs.sh | 4 +-
5 files changed, 47 insertions(+), 37 deletions(-)
diff --git a/avconv.c b/avconv.c
index 24f6cd6..c16bb05 100644
--- a/avconv.c
+++ b/avconv.c
@@ -2829,10 +2829,7 @@ static AVCodec *choose_codec(AVFormatContext *s, AVStream *st, enum AVMediaType
}
if (!codec_name) {
- if (s->oformat) {
- st->codec->codec_id = av_guess_codec(s->oformat, NULL, s->filename, NULL, type);
- return avcodec_find_encoder(st->codec->codec_id);
- }
+ return NULL;
} else if (!strcmp(codec_name, "copy"))
st->stream_copy = 1;
else {
@@ -3075,7 +3072,7 @@ static void parse_forced_key_frames(char *kf, OutputStream *ost,
}
}
-static OutputStream *new_output_stream(AVFormatContext *oc, enum AVMediaType type)
+static OutputStream *new_output_stream(AVFormatContext *oc, enum AVMediaType type, int source_idx)
{
OutputStream *ost;
AVStream *st = av_new_stream(oc, oc->nb_streams < nb_streamid_map ? streamid_map[oc->nb_streams] : 0);
@@ -3102,6 +3099,18 @@ static OutputStream *new_output_stream(AVFormatContext *oc, enum AVMediaType typ
ost->st = st;
st->codec->codec_type = type;
ost->enc = choose_codec(oc, st, type, codec_names);
+ if (!ost->enc) {
+ /* no codec specified, try copy if possible or fallback to format default */
+ if (source_idx >= 0 && avformat_query_codec(oc->oformat, input_streams[source_idx].st->codec->codec_id,
+ FF_COMPLIANCE_NORMAL) == 1) {
+ st->codec->codec_id = input_streams[source_idx].st->codec->codec_id;
+ st->stream_copy = 1;
+ } else {
+ st->codec->codec_id = av_guess_codec(oc->oformat, NULL, oc->filename, NULL, type);
+ ost->enc = avcodec_find_encoder(st->codec->codec_id);
+ }
+ }
+
if (ost->enc) {
ost->opts = filter_codec_opts(codec_opts, ost->enc->id, oc, st);
}
@@ -3113,13 +3122,13 @@ static OutputStream *new_output_stream(AVFormatContext *oc, enum AVMediaType typ
return ost;
}
-static OutputStream *new_video_stream(AVFormatContext *oc)
+static OutputStream *new_video_stream(AVFormatContext *oc, int source_idx)
{
AVStream *st;
OutputStream *ost;
AVCodecContext *video_enc;
- ost = new_output_stream(oc, AVMEDIA_TYPE_VIDEO);
+ ost = new_output_stream(oc, AVMEDIA_TYPE_VIDEO, source_idx);
st = ost->st;
if (!st->stream_copy) {
ost->frame_aspect_ratio = frame_aspect_ratio;
@@ -3228,13 +3237,13 @@ static OutputStream *new_video_stream(AVFormatContext *oc)
return ost;
}
-static OutputStream *new_audio_stream(AVFormatContext *oc)
+static OutputStream *new_audio_stream(AVFormatContext *oc, int source_idx)
{
AVStream *st;
OutputStream *ost;
AVCodecContext *audio_enc;
- ost = new_output_stream(oc, AVMEDIA_TYPE_AUDIO);
+ ost = new_output_stream(oc, AVMEDIA_TYPE_AUDIO, source_idx);
st = ost->st;
ost->bitstream_filters = audio_bitstream_filters;
@@ -3274,13 +3283,13 @@ static OutputStream *new_audio_stream(AVFormatContext *oc)
return ost;
}
-static OutputStream *new_data_stream(AVFormatContext *oc)
+static OutputStream *new_data_stream(AVFormatContext *oc, int source_idx)
{
AVStream *st;
OutputStream *ost;
AVCodecContext *data_enc;
- ost = new_output_stream(oc, AVMEDIA_TYPE_DATA);
+ ost = new_output_stream(oc, AVMEDIA_TYPE_DATA, source_idx);
st = ost->st;
data_enc = st->codec;
if (!st->stream_copy) {
@@ -3299,13 +3308,13 @@ static OutputStream *new_data_stream(AVFormatContext *oc)
return ost;
}
-static OutputStream *new_subtitle_stream(AVFormatContext *oc)
+static OutputStream *new_subtitle_stream(AVFormatContext *oc, int source_idx)
{
AVStream *st;
OutputStream *ost;
AVCodecContext *subtitle_enc;
- ost = new_output_stream(oc, AVMEDIA_TYPE_SUBTITLE);
+ ost = new_output_stream(oc, AVMEDIA_TYPE_SUBTITLE, source_idx);
st = ost->st;
subtitle_enc = st->codec;
@@ -3407,7 +3416,7 @@ static int read_avserver_streams(AVFormatContext *s, const char *filename)
AVCodec *codec;
codec = avcodec_find_encoder(ic->streams[i]->codec->codec_id);
- ost = new_output_stream(s, codec->type);
+ ost = new_output_stream(s, codec->type, -1);
st = ost->st;
// FIXME: a more elegant solution is needed
@@ -3474,7 +3483,7 @@ static void opt_output_file(const char *filename)
/* pick the "best" stream of each type */
#define NEW_STREAM(type, index)\
if (index >= 0) {\
- ost = new_ ## type ## _stream(oc);\
+ ost = new_ ## type ## _stream(oc, index);\
ost->source_index = index;\
ost->sync_ist = &input_streams[index];\
input_streams[index].discard = 0;\
@@ -3520,23 +3529,24 @@ static void opt_output_file(const char *filename)
} else {
for (i = 0; i < nb_stream_maps; i++) {
StreamMap *map = &stream_maps[i];
+ int source_idx = input_files[map->file_index].ist_index + map->stream_index;
if (map->disabled)
continue;
- ist = &input_streams[input_files[map->file_index].ist_index + map->stream_index];
+ ist = &input_streams[source_idx];
switch (ist->st->codec->codec_type) {
- case AVMEDIA_TYPE_VIDEO: ost = new_video_stream(oc); break;
- case AVMEDIA_TYPE_AUDIO: ost = new_audio_stream(oc); break;
- case AVMEDIA_TYPE_SUBTITLE: ost = new_subtitle_stream(oc); break;
- case AVMEDIA_TYPE_DATA: ost = new_data_stream(oc); break;
+ case AVMEDIA_TYPE_VIDEO: ost = new_video_stream(oc, source_idx); break;
+ case AVMEDIA_TYPE_AUDIO: ost = new_audio_stream(oc, source_idx); break;
+ case AVMEDIA_TYPE_SUBTITLE: ost = new_subtitle_stream(oc, source_idx); break;
+ case AVMEDIA_TYPE_DATA: ost = new_data_stream(oc, source_idx); break;
default:
av_log(NULL, AV_LOG_ERROR, "Cannot map stream #%d.%d - unsupported type.\n",
map->file_index, map->stream_index);
exit_program(1);
}
- ost->source_index = input_files[map->file_index].ist_index + map->stream_index;
+ ost->source_index = source_idx;
ost->sync_ist = &input_streams[input_files[map->sync_file_index].ist_index +
map->sync_stream_index];
ist->discard = 0;
diff --git a/tests/codec-regression.sh b/tests/codec-regression.sh
index 708509c..881591e 100755
--- a/tests/codec-regression.sh
+++ b/tests/codec-regression.sh
@@ -320,12 +320,12 @@ fi
if [ -n "$do_wmav1" ] ; then
do_audio_encoding wmav1.asf "-acodec wmav1"
-do_avconv_nomd5 $pcm_dst $DEC_OPTS -i $target_path/$file -f wav
+do_avconv_nomd5 $pcm_dst $DEC_OPTS -i $target_path/$file -f wav -acodec pcm_s16le
$tiny_psnr $pcm_dst $pcm_ref 2 8192
fi
if [ -n "$do_wmav2" ] ; then
do_audio_encoding wmav2.asf "-acodec wmav2"
-do_avconv_nomd5 $pcm_dst $DEC_OPTS -i $target_path/$file -f wav
+do_avconv_nomd5 $pcm_dst $DEC_OPTS -i $target_path/$file -f wav -acodec pcm_s16le
$tiny_psnr $pcm_dst $pcm_ref 2 8192
fi
diff --git a/tests/fate.mak b/tests/fate.mak
index 0e33311..8fec278 100644
--- a/tests/fate.mak
+++ b/tests/fate.mak
@@ -189,7 +189,7 @@ fate-msvideo1-8bit: CMD = framecrc -i $(SAMPLES)/cram/skating.avi -t 1 -pix_fmt
FATE_TESTS += fate-mszh
fate-mszh: CMD = framecrc -i $(SAMPLES)/lcl/mszh-1frame.avi
FATE_TESTS += fate-mtv
-fate-mtv: CMD = framecrc -i $(SAMPLES)/mtv/comedian_auto-partial.mtv -acodec copy -pix_fmt rgb24
+fate-mtv: CMD = framecrc -i $(SAMPLES)/mtv/comedian_auto-partial.mtv -vcodec rawvideo -acodec copy -pix_fmt rgb24
FATE_TESTS += fate-mxf-demux
fate-mxf-demux: CMD = framecrc -i $(SAMPLES)/mxf/C0023S01.mxf -acodec copy -vcodec copy
FATE_TESTS += fate-nc-demux
@@ -197,7 +197,7 @@ fate-nc-demux: CMD = framecrc -i $(SAMPLES)/nc-camera/nc-sample-partial -vcodec
FATE_TESTS += fate-nsv-demux
fate-nsv-demux: CMD = framecrc -i $(SAMPLES)/nsv/witchblade-51kbps.nsv -t 6 -vcodec copy -acodec copy
FATE_TESTS += fate-nuv
-fate-nuv: CMD = framecrc -idct simple -i $(SAMPLES)/nuv/Today.nuv
+fate-nuv: CMD = framecrc -idct simple -i $(SAMPLES)/nuv/Today.nuv -acodec pcm_s16le
FATE_TESTS += fate-oma-demux
fate-oma-demux: CMD = crc -i $(SAMPLES)/oma/01-Untitled-partial.oma -acodec copy
FATE_TESTS += fate-pcm_dvd
diff --git a/tests/lavf-regression.sh b/tests/lavf-regression.sh
index bb7a497..8d4a652 100755
--- a/tests/lavf-regression.sh
+++ b/tests/lavf-regression.sh
@@ -44,7 +44,7 @@ do_audio_only()
}
if [ -n "$do_avi" ] ; then
-do_lavf avi
+do_lavf avi "-acodec mp2"
fi
if [ -n "$do_asf" ] ; then
@@ -63,11 +63,11 @@ do_lavf mpg
fi
if [ -n "$do_mxf" ] ; then
-do_lavf mxf "-ar 48000 -bf 2 -timecode_frame_start 264363"
+do_lavf mxf "-acodec pcm_s16le -ar 48000 -bf 2 -timecode_frame_start 264363"
fi
if [ -n "$do_mxf_d10" ]; then
-do_lavf mxf_d10 "-ar 48000 -ac 2 -r 25 -s 720x576 -vf pad=720:608:0:32 -vcodec mpeg2video -intra -flags +ildct+low_delay -dc 10 -flags2 +ivlc+non_linear_q -qscale 1 -ps 1 -qmin 1 -rc_max_vbv_use 1 -rc_min_vbv_use 1 -pix_fmt yuv422p -minrate 30000k -maxrate 30000k -b 30000k -bufsize 1200000 -top 1 -rc_init_occupancy 1200000 -qmax 12 -f mxf_d10"
+do_lavf mxf_d10 "-acodec pcm_s16le -ar 48000 -ac 2 -r 25 -s 720x576 -vf pad=720:608:0:32 -vcodec mpeg2video -intra -flags +ildct+low_delay -dc 10 -flags2 +ivlc+non_linear_q -qscale 1 -ps 1 -qmin 1 -rc_max_vbv_use 1 -rc_min_vbv_use 1 -pix_fmt yuv422p -minrate 30000k -maxrate 30000k -b 30000k -bufsize 1200000 -top 1 -rc_init_occupancy 1200000 -qmax 12 -f mxf_d10"
fi
if [ -n "$do_ts" ] ; then
@@ -91,11 +91,11 @@ do_lavf mov "-acodec pcm_alaw"
fi
if [ -n "$do_dv_fmt" ] ; then
-do_lavf dv "-ar 48000 -r 25 -s pal -ac 2"
+do_lavf dv "-acodec pcm_s16le -ar 48000 -r 25 -s pal -ac 2"
fi
if [ -n "$do_gxf" ] ; then
-do_lavf gxf "-ar 48000 -r 25 -s pal -ac 1"
+do_lavf gxf "-acodec pcm_s16le -ar 48000 -r 25 -s pal -ac 1"
fi
if [ -n "$do_nut" ] ; then
@@ -103,7 +103,7 @@ do_lavf nut "-acodec mp2"
fi
if [ -n "$do_mkv" ] ; then
-do_lavf mkv
+do_lavf mkv "-acodec mp2"
fi
@@ -198,11 +198,11 @@ do_audio_only mmf
fi
if [ -n "$do_aiff" ] ; then
-do_audio_only aif
+do_audio_only aif "" "-acodec pcm_s16be"
fi
if [ -n "$do_voc" ] ; then
-do_audio_only voc
+do_audio_only voc "" "-acodec pcm_u8"
fi
if [ -n "$do_voc_s16" ] ; then
@@ -228,8 +228,8 @@ conversions="yuv420p yuv422p yuv444p yuyv422 yuv410p yuv411p yuvj420p \
for pix_fmt in $conversions ; do
file=${outfile}${pix_fmt}.yuv
run_avconv $DEC_OPTS -r 1 -t 1 -f image2 -vcodec pgmyuv -i $raw_src \
- $ENC_OPTS -f rawvideo -s 352x288 -pix_fmt $pix_fmt $target_path/$raw_dst
+ $ENC_OPTS -f rawvideo -vcodec rawvideo -s 352x288 -pix_fmt $pix_fmt $target_path/$raw_dst
do_avconv $file $DEC_OPTS -f rawvideo -s 352x288 -pix_fmt $pix_fmt -i $target_path/$raw_dst \
- $ENC_OPTS -f rawvideo -s 352x288 -pix_fmt yuv444p
+ $ENC_OPTS -f rawvideo -vcodec rawvideo -s 352x288 -pix_fmt yuv444p
done
fi
diff --git a/tests/regression-funcs.sh b/tests/regression-funcs.sh
index bba1890..60aa4d8 100755
--- a/tests/regression-funcs.sh
+++ b/tests/regression-funcs.sh
@@ -95,7 +95,7 @@ do_avconv_crc()
do_video_decoding()
{
- do_avconv $raw_dst $DEC_OPTS $1 -i $target_path/$file -f rawvideo $ENC_OPTS -vsync 0 $2
+ do_avconv $raw_dst $DEC_OPTS $1 -i $target_path/$file -f rawvideo -vcodec rawvideo $ENC_OPTS -vsync 0 $2
}
do_video_encoding()
@@ -112,5 +112,5 @@ do_audio_encoding()
do_audio_decoding()
{
- do_avconv $pcm_dst $DEC_OPTS -i $target_path/$file -sample_fmt s16 -f wav
+ do_avconv $pcm_dst $DEC_OPTS -i $target_path/$file -sample_fmt s16 -f wav -acodec pcm_s16le
}
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