fftools/ffprobe: Report initial and trailing padding

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>

doc/ffprobe.xsd

@@ -246,6 +246,7 @@
       <xsd:attribute name="channels"         type="xsd:int"/>
       <xsd:attribute name="channel_layout"   type="xsd:string"/>
       <xsd:attribute name="bits_per_sample"  type="xsd:int"/>
+      <xsd:attribute name="initial_padding"  type="xsd:int"/>
 
       <xsd:attribute name="id"               type="xsd:string"/>
       <xsd:attribute name="r_frame_rate"     type="xsd:string" use="required"/>

fftools/ffprobe.c

@@ -3044,6 +3044,8 @@ static int show_stream(WriterContext *w, AVFormatContext *fmt_ctx, int stream_id
         }
 
         print_int("bits_per_sample", av_get_bits_per_sample(par->codec_id));
+
+        print_int("initial_padding", par->initial_padding);
         break;
 
     case AVMEDIA_TYPE_SUBTITLE:

tests/ref/fate/concat-demuxer-extended-lavf-mxf

@@ -1 +1 @@
-d367d7f6df7292cbf454c6d07fca9b04 *tests/data/fate/concat-demuxer-extended-lavf-mxf.ffprobe
+05a65d350a18869abeac626ff49c1f4a *tests/data/fate/concat-demuxer-extended-lavf-mxf.ffprobe

tests/ref/fate/concat-demuxer-extended-lavf-mxf_d10

@@ -1 +1 @@
-1fac6962d4c5f1070d0d2db5ab7d86aa *tests/data/fate/concat-demuxer-extended-lavf-mxf_d10.ffprobe
+8c222118f9d0e41581a5bec66e20fbe8 *tests/data/fate/concat-demuxer-extended-lavf-mxf_d10.ffprobe

tests/ref/fate/concat-demuxer-simple1-lavf-mxf

@@ -100,4 +100,4 @@ video|0|33|1.320000|33|1.320000|1|0.040000|12362|195072|__|1|Strings Metadata
 audio|1|65280|1.360000|65280|1.360000|1920|0.040000|3840|207872|K_|1|Strings Metadata
 video|0|37|1.480000|34|1.360000|1|0.040000|24786|212480|K_|1|Strings Metadata
 0|mpeg2video|4|video|[0][0][0][0]|0x0000|352|288|0|0|0|0|1|1:1|11:9|yuv420p|8|tv|unknown|unknown|unknown|left|progressive|1|N/A|25/1|25/1|1/25|N/A|N/A|N/A|N/A|N/A|N/A|N/A|N/A|N/A|51|22|0|0|0|0|0|0|0|0|0|0|0|0|0|0|0|0|0|0x060A2B340101010501010D001300000000000000000000000000000000000001|CPB properties|0|0|0|49152|-1
-1|pcm_s16le|unknown|audio|[0][0][0][0]|0x0000|s16|48000|1|unknown|16|N/A|0/0|0/0|1/48000|0|0.000000|N/A|N/A|768000|N/A|N/A|N/A|N/A|50|0|0|0|0|0|0|0|0|0|0|0|0|0|0|0|0|0|0x060A2B340101010501010D001300000000000000000000000000000000000001
+1|pcm_s16le|unknown|audio|[0][0][0][0]|0x0000|s16|48000|1|unknown|16|0|N/A|0/0|0/0|1/48000|0|0.000000|N/A|N/A|768000|N/A|N/A|N/A|N/A|50|0|0|0|0|0|0|0|0|0|0|0|0|0|0|0|0|0|0x060A2B340101010501010D001300000000000000000000000000000000000001

tests/ref/fate/concat-demuxer-simple1-lavf-mxf_d10

@@ -69,4 +69,4 @@ audio|1|63360|1.320000|63360|1.320000|1920|0.040000|7680|1861632|K_|1|Strings Me
 video|0|34|1.360000|34|1.360000|1|0.040000|150000|1924096|K_|1|Strings Metadata
 audio|1|65280|1.360000|65280|1.360000|1920|0.040000|7680|2074624|K_|1|Strings Metadata
 0|mpeg2video|0|video|[0][0][0][0]|0x0000|720|608|0|0|0|0|0|1:1|45:38|yuv422p|5|tv|unknown|unknown|unknown|topleft|tb|1|N/A|25/1|25/1|1/25|0|0.000000|N/A|N/A|30000000|N/A|N/A|N/A|N/A|35|22|0|0|0|0|0|0|0|0|0|0|0|0|0|0|0|0|0|0x060A2B340101010501010D001300000000000000000000000000000000000001|CPB properties|30000000|0|0|1212416|-1
-1|pcm_s16le|unknown|audio|[0][0][0][0]|0x0000|s16|48000|2|unknown|16|N/A|0/0|0/0|1/48000|0|0.000000|N/A|N/A|1536000|N/A|N/A|N/A|N/A|35|0|0|0|0|0|0|0|0|0|0|0|0|0|0|0|0|0|0x060A2B340101010501010D001300000000000000000000000000000000000001
+1|pcm_s16le|unknown|audio|[0][0][0][0]|0x0000|s16|48000|2|unknown|16|0|N/A|0/0|0/0|1/48000|0|0.000000|N/A|N/A|1536000|N/A|N/A|N/A|N/A|35|0|0|0|0|0|0|0|0|0|0|0|0|0|0|0|0|0|0x060A2B340101010501010D001300000000000000000000000000000000000001

tests/ref/fate/concat-demuxer-simple2-lavf-ts

@@ -211,5 +211,5 @@ video|1|171982|1.910911|168382|1.870911|3600|0.040000|17440|206988|__|MPEGTS Str
 
 video|1|175582|1.950911|171982|1.910911|3600|0.040000|15019|224848|__|MPEGTS Stream ID|224
 
-0|mp2|unknown|audio|[3][0][0][0]|0x0003|s16p|44100|1|mono|0|N/A|0/0|0/0|1/90000|0|0.000000|N/A|N/A|64000|N/A|N/A|N/A|N/A|89|0|0|0|0|0|0|0|0|0|0|0|0|0|0|0|0|0|this is stream 0
+0|mp2|unknown|audio|[3][0][0][0]|0x0003|s16p|44100|1|mono|0|0|N/A|0/0|0/0|1/90000|0|0.000000|N/A|N/A|64000|N/A|N/A|N/A|N/A|89|0|0|0|0|0|0|0|0|0|0|0|0|0|0|0|0|0|this is stream 0
 1|mpeg2video|4|video|[2][0][0][0]|0x0002|352|288|0|0|0|0|1|1:1|11:9|yuv420p|8|tv|unknown|unknown|unknown|left|progressive|1|N/A|25/1|25/1|1/90000|N/A|N/A|N/A|N/A|N/A|N/A|N/A|N/A|N/A|60|22|0|0|0|0|0|0|0|0|0|0|0|0|0|0|0|0|0|this is stream 1|CPB properties|0|0|0|49152|-1

tests/ref/fate/ffprobe_compact

@@ -26,7 +26,7 @@ packet|codec_type=video|stream_index=1|pts=6144|pts_time=0.120000|dts=6144|dts_t
 frame|media_type=video|stream_index=1|key_frame=1|pts=6144|pts_time=0.120000|pkt_dts=6144|pkt_dts_time=0.120000|best_effort_timestamp=6144|best_effort_timestamp_time=0.120000|pkt_duration=2048|pkt_duration_time=0.040000|duration=2048|duration_time=0.040000|pkt_pos=793142|pkt_size=230400|width=320|height=240|pix_fmt=rgb24|sample_aspect_ratio=1:1|pict_type=I|coded_picture_number=0|display_picture_number=0|interlaced_frame=0|top_field_first=0|repeat_pict=0|color_range=unknown|color_space=unknown|color_primaries=unknown|color_transfer=unknown|chroma_location=unspecified
 packet|codec_type=video|stream_index=2|pts=6144|pts_time=0.120000|dts=6144|dts_time=0.120000|duration=2048|duration_time=0.040000|size=30000|pos=1023566|flags=K_
 frame|media_type=video|stream_index=2|key_frame=1|pts=6144|pts_time=0.120000|pkt_dts=6144|pkt_dts_time=0.120000|best_effort_timestamp=6144|best_effort_timestamp_time=0.120000|pkt_duration=2048|pkt_duration_time=0.040000|duration=2048|duration_time=0.040000|pkt_pos=1023566|pkt_size=30000|width=100|height=100|pix_fmt=rgb24|sample_aspect_ratio=1:1|pict_type=I|coded_picture_number=0|display_picture_number=0|interlaced_frame=0|top_field_first=0|repeat_pict=0|color_range=unknown|color_space=unknown|color_primaries=unknown|color_transfer=unknown|chroma_location=unspecified
-stream|index=0|codec_name=pcm_s16le|profile=unknown|codec_type=audio|codec_tag_string=PSD[16]|codec_tag=0x10445350|sample_fmt=s16|sample_rate=44100|channels=1|channel_layout=unknown|bits_per_sample=16|id=N/A|r_frame_rate=0/0|avg_frame_rate=0/0|time_base=1/44100|start_pts=0|start_time=0.000000|duration_ts=N/A|duration=N/A|bit_rate=705600|max_bit_rate=N/A|bits_per_raw_sample=N/A|nb_frames=N/A|nb_read_frames=6|nb_read_packets=6|disposition:default=0|disposition:dub=0|disposition:original=0|disposition:comment=0|disposition:lyrics=0|disposition:karaoke=0|disposition:forced=0|disposition:hearing_impaired=0|disposition:visual_impaired=0|disposition:clean_effects=0|disposition:attached_pic=0|disposition:timed_thumbnails=0|disposition:captions=0|disposition:descriptions=0|disposition:metadata=0|disposition:dependent=0|disposition:still_image=0|tag:E=mc²|tag:encoder=Lavc pcm_s16le
+stream|index=0|codec_name=pcm_s16le|profile=unknown|codec_type=audio|codec_tag_string=PSD[16]|codec_tag=0x10445350|sample_fmt=s16|sample_rate=44100|channels=1|channel_layout=unknown|bits_per_sample=16|initial_padding=0|id=N/A|r_frame_rate=0/0|avg_frame_rate=0/0|time_base=1/44100|start_pts=0|start_time=0.000000|duration_ts=N/A|duration=N/A|bit_rate=705600|max_bit_rate=N/A|bits_per_raw_sample=N/A|nb_frames=N/A|nb_read_frames=6|nb_read_packets=6|disposition:default=0|disposition:dub=0|disposition:original=0|disposition:comment=0|disposition:lyrics=0|disposition:karaoke=0|disposition:forced=0|disposition:hearing_impaired=0|disposition:visual_impaired=0|disposition:clean_effects=0|disposition:attached_pic=0|disposition:timed_thumbnails=0|disposition:captions=0|disposition:descriptions=0|disposition:metadata=0|disposition:dependent=0|disposition:still_image=0|tag:E=mc²|tag:encoder=Lavc pcm_s16le
 stream|index=1|codec_name=rawvideo|profile=unknown|codec_type=video|codec_tag_string=RGB[24]|codec_tag=0x18424752|width=320|height=240|coded_width=320|coded_height=240|closed_captions=0|film_grain=0|has_b_frames=0|sample_aspect_ratio=1:1|display_aspect_ratio=4:3|pix_fmt=rgb24|level=-99|color_range=unknown|color_space=unknown|color_transfer=unknown|color_primaries=unknown|chroma_location=unspecified|field_order=unknown|refs=1|id=N/A|r_frame_rate=25/1|avg_frame_rate=25/1|time_base=1/51200|start_pts=0|start_time=0.000000|duration_ts=N/A|duration=N/A|bit_rate=N/A|max_bit_rate=N/A|bits_per_raw_sample=N/A|nb_frames=N/A|nb_read_frames=4|nb_read_packets=4|disposition:default=1|disposition:dub=0|disposition:original=0|disposition:comment=0|disposition:lyrics=0|disposition:karaoke=0|disposition:forced=0|disposition:hearing_impaired=0|disposition:visual_impaired=0|disposition:clean_effects=0|disposition:attached_pic=0|disposition:timed_thumbnails=0|disposition:captions=0|disposition:descriptions=0|disposition:metadata=0|disposition:dependent=0|disposition:still_image=0|tag:title=foobar|tag:duration_ts=field-and-tags-conflict-attempt|tag:encoder=Lavc rawvideo
 stream|index=2|codec_name=rawvideo|profile=unknown|codec_type=video|codec_tag_string=RGB[24]|codec_tag=0x18424752|width=100|height=100|coded_width=100|coded_height=100|closed_captions=0|film_grain=0|has_b_frames=0|sample_aspect_ratio=1:1|display_aspect_ratio=1:1|pix_fmt=rgb24|level=-99|color_range=unknown|color_space=unknown|color_transfer=unknown|color_primaries=unknown|chroma_location=unspecified|field_order=unknown|refs=1|id=N/A|r_frame_rate=25/1|avg_frame_rate=25/1|time_base=1/51200|start_pts=0|start_time=0.000000|duration_ts=N/A|duration=N/A|bit_rate=N/A|max_bit_rate=N/A|bits_per_raw_sample=N/A|nb_frames=N/A|nb_read_frames=4|nb_read_packets=4|disposition:default=0|disposition:dub=0|disposition:original=0|disposition:comment=0|disposition:lyrics=0|disposition:karaoke=0|disposition:forced=0|disposition:hearing_impaired=0|disposition:visual_impaired=0|disposition:clean_effects=0|disposition:attached_pic=0|disposition:timed_thumbnails=0|disposition:captions=0|disposition:descriptions=0|disposition:metadata=0|disposition:dependent=0|disposition:still_image=0|tag:encoder=Lavc rawvideo
 format|filename=tests/data/ffprobe-test.nut|nb_streams=3|nb_programs=0|format_name=nut|start_time=0.000000|duration=0.120000|size=1053646|bit_rate=70243066|probe_score=100|tag:title=ffprobe test file|tag:comment='A comment with CSV, XML & JSON special chars': <tag value="x">|tag:comment2=I ♥ Üñîçød€

tests/ref/fate/ffprobe_csv

@@ -26,7 +26,7 @@ packet,video,1,6144,0.120000,6144,0.120000,2048,0.040000,230400,793142,K_
 frame,video,1,1,6144,0.120000,6144,0.120000,6144,0.120000,2048,0.040000,2048,0.040000,793142,230400,320,240,rgb24,1:1,I,0,0,0,0,0,unknown,unknown,unknown,unknown,unspecified
 packet,video,2,6144,0.120000,6144,0.120000,2048,0.040000,30000,1023566,K_
 frame,video,2,1,6144,0.120000,6144,0.120000,6144,0.120000,2048,0.040000,2048,0.040000,1023566,30000,100,100,rgb24,1:1,I,0,0,0,0,0,unknown,unknown,unknown,unknown,unspecified
-stream,0,pcm_s16le,unknown,audio,PSD[16],0x10445350,s16,44100,1,unknown,16,N/A,0/0,0/0,1/44100,0,0.000000,N/A,N/A,705600,N/A,N/A,N/A,6,6,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,mc²,Lavc pcm_s16le
+stream,0,pcm_s16le,unknown,audio,PSD[16],0x10445350,s16,44100,1,unknown,16,0,N/A,0/0,0/0,1/44100,0,0.000000,N/A,N/A,705600,N/A,N/A,N/A,6,6,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,mc²,Lavc pcm_s16le
 stream,1,rawvideo,unknown,video,RGB[24],0x18424752,320,240,320,240,0,0,0,1:1,4:3,rgb24,-99,unknown,unknown,unknown,unknown,unspecified,unknown,1,N/A,25/1,25/1,1/51200,0,0.000000,N/A,N/A,N/A,N/A,N/A,N/A,4,4,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,foobar,field-and-tags-conflict-attempt,Lavc rawvideo
 stream,2,rawvideo,unknown,video,RGB[24],0x18424752,100,100,100,100,0,0,0,1:1,1:1,rgb24,-99,unknown,unknown,unknown,unknown,unspecified,unknown,1,N/A,25/1,25/1,1/51200,0,0.000000,N/A,N/A,N/A,N/A,N/A,N/A,4,4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,Lavc rawvideo
 format,tests/data/ffprobe-test.nut,3,0,nut,0.000000,0.120000,1053646,70243066,100,ffprobe test file,"'A comment with CSV, XML & JSON special chars': <tag value=""x"">",I ♥ Üñîçød€

tests/ref/fate/ffprobe_default

@@ -574,6 +574,7 @@ sample_rate=44100
 channels=1
 channel_layout=unknown
 bits_per_sample=16
+initial_padding=0
 id=N/A
 r_frame_rate=0/0
 avg_frame_rate=0/0

tests/ref/fate/ffprobe_flat

@@ -517,6 +517,7 @@ streams.stream.0.sample_rate="44100"
 streams.stream.0.channels=1
 streams.stream.0.channel_layout="unknown"
 streams.stream.0.bits_per_sample=16
+streams.stream.0.initial_padding=0
 streams.stream.0.id="N/A"
 streams.stream.0.r_frame_rate="0/0"
 streams.stream.0.avg_frame_rate="0/0"

tests/ref/fate/ffprobe_ini

@@ -576,6 +576,7 @@ sample_rate=44100
 channels=1
 channel_layout=unknown
 bits_per_sample=16
+initial_padding=0
 id=N/A
 r_frame_rate=0/0
 avg_frame_rate=0/0

tests/ref/fate/ffprobe_json

@@ -558,6 +558,7 @@
             "sample_rate": "44100",
             "channels": 1,
             "bits_per_sample": 16,
+            "initial_padding": 0,
             "r_frame_rate": "0/0",
             "avg_frame_rate": "0/0",
             "time_base": "1/44100",

tests/ref/fate/ffprobe_xml

@@ -32,7 +32,7 @@
     </packets_and_frames>
 
     <streams>
-        <stream index="0" codec_name="pcm_s16le" codec_type="audio" codec_tag_string="PSD[16]" codec_tag="0x10445350" sample_fmt="s16" sample_rate="44100" channels="1" bits_per_sample="16" r_frame_rate="0/0" avg_frame_rate="0/0" time_base="1/44100" start_pts="0" start_time="0.000000" bit_rate="705600" nb_read_frames="6" nb_read_packets="6">
+        <stream index="0" codec_name="pcm_s16le" codec_type="audio" codec_tag_string="PSD[16]" codec_tag="0x10445350" sample_fmt="s16" sample_rate="44100" channels="1" bits_per_sample="16" initial_padding="0" r_frame_rate="0/0" avg_frame_rate="0/0" time_base="1/44100" start_pts="0" start_time="0.000000" bit_rate="705600" nb_read_frames="6" nb_read_packets="6">
             <disposition default="0" dub="0" original="0" comment="0" lyrics="0" karaoke="0" forced="0" hearing_impaired="0" visual_impaired="0" clean_effects="0" attached_pic="0" timed_thumbnails="0" captions="0" descriptions="0" metadata="0" dependent="0" still_image="0"/>
             <tag key="E" value="mc²"/>
             <tag key="encoder" value="Lavc pcm_s16le"/>

tests/ref/fate/flv-demux

@@ -604,5 +604,5 @@ packet|codec_type=video|stream_index=0|pts=11645|pts_time=11.645000|dts=11645|dt
 packet|codec_type=audio|stream_index=1|pts=11656|pts_time=11.656000|dts=11656|dts_time=11.656000|duration=46|duration_time=0.046000|size=346|pos=510431|flags=K_|data_hash=CRC32:4e6b44cb
 packet|codec_type=video|stream_index=0|pts=11678|pts_time=11.678000|dts=11678|dts_time=11.678000|duration=33|duration_time=0.033000|size=1190|pos=510794|flags=__|data_hash=CRC32:a0206c90
 stream|index=0|codec_name=h264|profile=77|codec_type=video|codec_tag_string=[0][0][0][0]|codec_tag=0x0000|width=426|height=240|coded_width=426|coded_height=240|closed_captions=0|film_grain=0|has_b_frames=1|sample_aspect_ratio=1:1|display_aspect_ratio=71:40|pix_fmt=yuv420p|level=21|color_range=unknown|color_space=unknown|color_transfer=unknown|color_primaries=unknown|chroma_location=left|field_order=progressive|refs=1|is_avc=true|nal_length_size=4|id=N/A|r_frame_rate=30000/1001|avg_frame_rate=30/1|time_base=1/1000|start_pts=0|start_time=0.000000|duration_ts=N/A|duration=N/A|bit_rate=393929|max_bit_rate=N/A|bits_per_raw_sample=8|nb_frames=N/A|nb_read_frames=N/A|nb_read_packets=351|extradata_size=39|extradata_hash=CRC32:07b85ca9|disposition:default=0|disposition:dub=0|disposition:original=0|disposition:comment=0|disposition:lyrics=0|disposition:karaoke=0|disposition:forced=0|disposition:hearing_impaired=0|disposition:visual_impaired=0|disposition:clean_effects=0|disposition:attached_pic=0|disposition:timed_thumbnails=0|disposition:captions=0|disposition:descriptions=0|disposition:metadata=0|disposition:dependent=0|disposition:still_image=0
-stream|index=1|codec_name=aac|profile=1|codec_type=audio|codec_tag_string=[0][0][0][0]|codec_tag=0x0000|sample_fmt=fltp|sample_rate=22050|channels=2|channel_layout=stereo|bits_per_sample=0|id=N/A|r_frame_rate=0/0|avg_frame_rate=0/0|time_base=1/1000|start_pts=0|start_time=0.000000|duration_ts=N/A|duration=N/A|bit_rate=67874|max_bit_rate=N/A|bits_per_raw_sample=N/A|nb_frames=N/A|nb_read_frames=N/A|nb_read_packets=252|extradata_size=2|extradata_hash=CRC32:d039c029|disposition:default=0|disposition:dub=0|disposition:original=0|disposition:comment=0|disposition:lyrics=0|disposition:karaoke=0|disposition:forced=0|disposition:hearing_impaired=0|disposition:visual_impaired=0|disposition:clean_effects=0|disposition:attached_pic=0|disposition:timed_thumbnails=0|disposition:captions=0|disposition:descriptions=0|disposition:metadata=0|disposition:dependent=0|disposition:still_image=0
+stream|index=1|codec_name=aac|profile=1|codec_type=audio|codec_tag_string=[0][0][0][0]|codec_tag=0x0000|sample_fmt=fltp|sample_rate=22050|channels=2|channel_layout=stereo|bits_per_sample=0|initial_padding=0|id=N/A|r_frame_rate=0/0|avg_frame_rate=0/0|time_base=1/1000|start_pts=0|start_time=0.000000|duration_ts=N/A|duration=N/A|bit_rate=67874|max_bit_rate=N/A|bits_per_raw_sample=N/A|nb_frames=N/A|nb_read_frames=N/A|nb_read_packets=252|extradata_size=2|extradata_hash=CRC32:d039c029|disposition:default=0|disposition:dub=0|disposition:original=0|disposition:comment=0|disposition:lyrics=0|disposition:karaoke=0|disposition:forced=0|disposition:hearing_impaired=0|disposition:visual_impaired=0|disposition:clean_effects=0|disposition:attached_pic=0|disposition:timed_thumbnails=0|disposition:captions=0|disposition:descriptions=0|disposition:metadata=0|disposition:dependent=0|disposition:still_image=0
 format|filename=Enigma_Principles_of_Lust-part.flv|nb_streams=2|nb_programs=0|format_name=flv|start_time=0.000000|duration=210.209999|size=512000|bit_rate=19485|probe_score=100|tag:hasKeyframes=true|tag:hasMetadata=true|tag:datasize=11970544|tag:hasVideo=true|tag:canSeekToEnd=false|tag:lasttimestamp=210|tag:lastkeyframetimestamp=210|tag:audiosize=1791332|tag:hasAudio=true|tag:audiodelay=0|tag:videosize=10176110|tag:metadatadate=2011-02-27T11:00:33.125000Z|tag:metadatacreator=inlet media FLVTool2 v1.0.6 - http://www.inlet-media.de/flvtool2|tag:hasCuePoints=false

tests/ref/fate/gapless-mp3-side-data

@@ -596,5 +596,5 @@ packet|codec_type=audio|stream_index=0|pts=218603520|pts_time=15.490612|dts=2186
 |data_hash=CRC32:d5fb5f9c
 packet|codec_type=audio|stream_index=0|pts=218972160|pts_time=15.516735|dts=218972160|dts_time=15.516735|duration=368640|duration_time=0.026122|size=418|pos=249718|flags=K_|side_data|side_data_type=Skip Samples|skip_samples=0|discard_padding=1152|skip_reason=0|discard_reason=0
 |data_hash=CRC32:3789f3cf
-stream|index=0|codec_name=mp3|profile=unknown|codec_type=audio|codec_tag_string=[0][0][0][0]|codec_tag=0x0000|sample_fmt=fltp|sample_rate=44100|channels=2|channel_layout=stereo|bits_per_sample=0|id=N/A|r_frame_rate=0/0|avg_frame_rate=0/0|time_base=1/14112000|start_pts=353600|start_time=0.025057|duration_ts=219340800|duration=15.542857|bit_rate=128000|max_bit_rate=N/A|bits_per_raw_sample=N/A|nb_frames=N/A|nb_read_frames=N/A|nb_read_packets=595|disposition:default=0|disposition:dub=0|disposition:original=0|disposition:comment=0|disposition:lyrics=0|disposition:karaoke=0|disposition:forced=0|disposition:hearing_impaired=0|disposition:visual_impaired=0|disposition:clean_effects=0|disposition:attached_pic=0|disposition:timed_thumbnails=0|disposition:captions=0|disposition:descriptions=0|disposition:metadata=0|disposition:dependent=0|disposition:still_image=0|tag:encoder=LAME3.93
+stream|index=0|codec_name=mp3|profile=unknown|codec_type=audio|codec_tag_string=[0][0][0][0]|codec_tag=0x0000|sample_fmt=fltp|sample_rate=44100|channels=2|channel_layout=stereo|bits_per_sample=0|initial_padding=0|id=N/A|r_frame_rate=0/0|avg_frame_rate=0/0|time_base=1/14112000|start_pts=353600|start_time=0.025057|duration_ts=219340800|duration=15.542857|bit_rate=128000|max_bit_rate=N/A|bits_per_raw_sample=N/A|nb_frames=N/A|nb_read_frames=N/A|nb_read_packets=595|disposition:default=0|disposition:dub=0|disposition:original=0|disposition:comment=0|disposition:lyrics=0|disposition:karaoke=0|disposition:forced=0|disposition:hearing_impaired=0|disposition:visual_impaired=0|disposition:clean_effects=0|disposition:attached_pic=0|disposition:timed_thumbnails=0|disposition:captions=0|disposition:descriptions=0|disposition:metadata=0|disposition:dependent=0|disposition:still_image=0|tag:encoder=LAME3.93 
 format|filename=gapless.mp3|nb_streams=1|nb_programs=0|format_name=mp3|start_time=0.025057|duration=15.542857|size=250264|bit_rate=128812|probe_score=51|tag:title=test

tests/ref/fate/mxf-probe-applehdr10

@@ -86,6 +86,7 @@ sample_rate=48000
 channels=1
 channel_layout=unknown
 bits_per_sample=24
+initial_padding=0
 id=N/A
 r_frame_rate=0/0
 avg_frame_rate=0/0
@@ -131,6 +132,7 @@ sample_rate=48000
 channels=1
 channel_layout=unknown
 bits_per_sample=24
+initial_padding=0
 id=N/A
 r_frame_rate=0/0
 avg_frame_rate=0/0

tests/ref/fate/mxf-probe-d10

@@ -77,6 +77,7 @@ sample_rate=48000
 channels=8
 channel_layout=unknown
 bits_per_sample=16
+initial_padding=0
 id=N/A
 r_frame_rate=0/0
 avg_frame_rate=0/0

tests/ref/fate/mxf-probe-dv25

@@ -68,6 +68,7 @@ sample_rate=48000
 channels=1
 channel_layout=unknown
 bits_per_sample=16
+initial_padding=0
 id=N/A
 r_frame_rate=0/0
 avg_frame_rate=0/0
@@ -113,6 +114,7 @@ sample_rate=48000
 channels=1
 channel_layout=unknown
 bits_per_sample=16
+initial_padding=0
 id=N/A
 r_frame_rate=0/0
 avg_frame_rate=0/0

tests/ref/fate/oggopus-demux

@@ -41,5 +41,5 @@ packet|codec_type=audio|stream_index=0|pts=36124|pts_time=0.752583|dts=36124|dts
 packet|codec_type=audio|stream_index=0|pts=37084|pts_time=0.772583|dts=37084|dts_time=0.772583|duration=960|duration_time=0.020000|size=217|pos=841|flags=K_|data_hash=CRC32:06797ece
 packet|codec_type=audio|stream_index=0|pts=38044|pts_time=0.792583|dts=38044|dts_time=0.792583|duration=356|duration_time=0.007417|size=359|pos=841|flags=K_|side_data|side_data_type=Skip Samples|skip_samples=0|discard_padding=604|skip_reason=0|discard_reason=0
 |data_hash=CRC32:01ca3f8f
-stream|index=0|codec_name=opus|profile=unknown|codec_type=audio|codec_tag_string=[0][0][0][0]|codec_tag=0x0000|sample_fmt=fltp|sample_rate=48000|channels=2|channel_layout=stereo|bits_per_sample=0|id=N/A|r_frame_rate=0/0|avg_frame_rate=0/0|time_base=1/48000|start_pts=0|start_time=0.000000|duration_ts=38756|duration=0.807417|bit_rate=N/A|max_bit_rate=N/A|bits_per_raw_sample=N/A|nb_frames=N/A|nb_read_frames=N/A|nb_read_packets=41|extradata_size=19|extradata_hash=CRC32:58ba5ff3|disposition:default=0|disposition:dub=0|disposition:original=0|disposition:comment=0|disposition:lyrics=0|disposition:karaoke=0|disposition:forced=0|disposition:hearing_impaired=0|disposition:visual_impaired=0|disposition:clean_effects=0|disposition:attached_pic=0|disposition:timed_thumbnails=0|disposition:captions=0|disposition:descriptions=0|disposition:metadata=0|disposition:dependent=0|disposition:still_image=0|tag:ENCODER=opusenc from opus-tools 0.1.9|tag:ENCODER_OPTIONS=--discard-comments
+stream|index=0|codec_name=opus|profile=unknown|codec_type=audio|codec_tag_string=[0][0][0][0]|codec_tag=0x0000|sample_fmt=fltp|sample_rate=48000|channels=2|channel_layout=stereo|bits_per_sample=0|initial_padding=356|id=N/A|r_frame_rate=0/0|avg_frame_rate=0/0|time_base=1/48000|start_pts=0|start_time=0.000000|duration_ts=38756|duration=0.807417|bit_rate=N/A|max_bit_rate=N/A|bits_per_raw_sample=N/A|nb_frames=N/A|nb_read_frames=N/A|nb_read_packets=41|extradata_size=19|extradata_hash=CRC32:58ba5ff3|disposition:default=0|disposition:dub=0|disposition:original=0|disposition:comment=0|disposition:lyrics=0|disposition:karaoke=0|disposition:forced=0|disposition:hearing_impaired=0|disposition:visual_impaired=0|disposition:clean_effects=0|disposition:attached_pic=0|disposition:timed_thumbnails=0|disposition:captions=0|disposition:descriptions=0|disposition:metadata=0|disposition:dependent=0|disposition:still_image=0|tag:ENCODER=opusenc from opus-tools 0.1.9|tag:ENCODER_OPTIONS=--discard-comments
 format|filename=intro-partial.opus|nb_streams=1|nb_programs=0|format_name=ogg|start_time=0.000000|duration=0.807417|size=10250|bit_rate=101558|probe_score=100

tests/ref/fate/ts-demux

@@ -42,6 +42,6 @@ packet|codec_type=video|stream_index=0|pts=3912686363|pts_time=43474.292922|dts=
 packet|codec_type=audio|stream_index=1|pts=3912644825|pts_time=43473.831389|dts=3912644825|dts_time=43473.831389|duration=2880|duration_time=0.032000|size=906|pos=474888|flags=K_|data_hash=CRC32:0893d398
 packet|codec_type=audio|stream_index=2|pts=3912645580|pts_time=43473.839778|dts=3912645580|dts_time=43473.839778|duration=2880|duration_time=0.032000|size=354|pos=491808|flags=K_|data_hash=CRC32:f5963fa6
 stream|index=0|codec_name=mpeg2video|profile=4|codec_type=video|codec_tag_string=[2][0][0][0]|codec_tag=0x0002|width=1280|height=720|coded_width=0|coded_height=0|closed_captions=0|film_grain=0|has_b_frames=1|sample_aspect_ratio=1:1|display_aspect_ratio=16:9|pix_fmt=yuv420p|level=4|color_range=tv|color_space=unknown|color_transfer=unknown|color_primaries=unknown|chroma_location=left|field_order=progressive|refs=1|id=0x31|r_frame_rate=60000/1001|avg_frame_rate=60000/1001|time_base=1/90000|start_pts=3912669846|start_time=43474.109400|duration_ts=19519|duration=0.216878|bit_rate=15000000|max_bit_rate=N/A|bits_per_raw_sample=N/A|nb_frames=N/A|nb_read_frames=N/A|nb_read_packets=15|extradata_size=150|extradata_hash=CRC32:53134fa8|disposition:default=0|disposition:dub=0|disposition:original=0|disposition:comment=0|disposition:lyrics=0|disposition:karaoke=0|disposition:forced=0|disposition:hearing_impaired=0|disposition:visual_impaired=0|disposition:clean_effects=0|disposition:attached_pic=0|disposition:timed_thumbnails=0|disposition:captions=0|disposition:descriptions=0|disposition:metadata=0|disposition:dependent=0|disposition:still_image=0|side_data|side_data_type=CPB properties|max_bitrate=15000000|min_bitrate=0|avg_bitrate=0|buffer_size=9781248|vbv_delay=-1
-stream|index=1|codec_name=ac3|profile=unknown|codec_type=audio|codec_tag_string=[4][0][0][0]|codec_tag=0x0004|sample_fmt=fltp|sample_rate=48000|channels=6|channel_layout=5.1(side)|bits_per_sample=0|id=0x34|r_frame_rate=0/0|avg_frame_rate=0/0|time_base=1/90000|start_pts=3912633305|start_time=43473.703389|duration_ts=14400|duration=0.160000|bit_rate=384000|max_bit_rate=N/A|bits_per_raw_sample=N/A|nb_frames=N/A|nb_read_frames=N/A|nb_read_packets=5|disposition:default=0|disposition:dub=0|disposition:original=0|disposition:comment=0|disposition:lyrics=0|disposition:karaoke=0|disposition:forced=0|disposition:hearing_impaired=0|disposition:visual_impaired=0|disposition:clean_effects=0|disposition:attached_pic=0|disposition:timed_thumbnails=0|disposition:captions=0|disposition:descriptions=0|disposition:metadata=0|disposition:dependent=0|disposition:still_image=0|tag:language=eng
-stream|index=2|codec_name=ac3|profile=unknown|codec_type=audio|codec_tag_string=[4][0][0][0]|codec_tag=0x0004|sample_fmt=fltp|sample_rate=48000|channels=2|channel_layout=stereo|bits_per_sample=0|id=0x35|r_frame_rate=0/0|avg_frame_rate=0/0|time_base=1/90000|start_pts=3912634060|start_time=43473.711778|duration_ts=14400|duration=0.160000|bit_rate=192000|max_bit_rate=N/A|bits_per_raw_sample=N/A|nb_frames=N/A|nb_read_frames=N/A|nb_read_packets=5|disposition:default=0|disposition:dub=0|disposition:original=0|disposition:comment=0|disposition:lyrics=0|disposition:karaoke=0|disposition:forced=0|disposition:hearing_impaired=0|disposition:visual_impaired=0|disposition:clean_effects=0|disposition:attached_pic=0|disposition:timed_thumbnails=0|disposition:captions=0|disposition:descriptions=0|disposition:metadata=0|disposition:dependent=0|disposition:still_image=0|tag:language=es
+stream|index=1|codec_name=ac3|profile=unknown|codec_type=audio|codec_tag_string=[4][0][0][0]|codec_tag=0x0004|sample_fmt=fltp|sample_rate=48000|channels=6|channel_layout=5.1(side)|bits_per_sample=0|initial_padding=0|id=0x34|r_frame_rate=0/0|avg_frame_rate=0/0|time_base=1/90000|start_pts=3912633305|start_time=43473.703389|duration_ts=14400|duration=0.160000|bit_rate=384000|max_bit_rate=N/A|bits_per_raw_sample=N/A|nb_frames=N/A|nb_read_frames=N/A|nb_read_packets=5|disposition:default=0|disposition:dub=0|disposition:original=0|disposition:comment=0|disposition:lyrics=0|disposition:karaoke=0|disposition:forced=0|disposition:hearing_impaired=0|disposition:visual_impaired=0|disposition:clean_effects=0|disposition:attached_pic=0|disposition:timed_thumbnails=0|disposition:captions=0|disposition:descriptions=0|disposition:metadata=0|disposition:dependent=0|disposition:still_image=0|tag:language=eng
+stream|index=2|codec_name=ac3|profile=unknown|codec_type=audio|codec_tag_string=[4][0][0][0]|codec_tag=0x0004|sample_fmt=fltp|sample_rate=48000|channels=2|channel_layout=stereo|bits_per_sample=0|initial_padding=0|id=0x35|r_frame_rate=0/0|avg_frame_rate=0/0|time_base=1/90000|start_pts=3912634060|start_time=43473.711778|duration_ts=14400|duration=0.160000|bit_rate=192000|max_bit_rate=N/A|bits_per_raw_sample=N/A|nb_frames=N/A|nb_read_frames=N/A|nb_read_packets=5|disposition:default=0|disposition:dub=0|disposition:original=0|disposition:comment=0|disposition:lyrics=0|disposition:karaoke=0|disposition:forced=0|disposition:hearing_impaired=0|disposition:visual_impaired=0|disposition:clean_effects=0|disposition:attached_pic=0|disposition:timed_thumbnails=0|disposition:captions=0|disposition:descriptions=0|disposition:metadata=0|disposition:dependent=0|disposition:still_image=0|tag:language=es
 format|filename=mp3ac325-4864-small.ts|nb_streams=3|nb_programs=1|format_name=mpegts|start_time=43473.703389|duration=0.622889|size=512000|bit_rate=6575810|probe_score=50

tests/ref/fate/ts-opus-demux

@@ -1022,5 +1022,5 @@ packet|codec_type=audio|stream_index=0|pts=918000|pts_time=10.200000|dts=918000|
 |data_hash=CRC32:75113c11
 packet|codec_type=audio|stream_index=0|pts=919800|pts_time=10.220000|dts=919800|dts_time=10.220000|duration=1800|duration_time=0.020000|size=759|pos=510984|flags=K_|side_data|side_data_type=MPEGTS Stream ID|id=189
 |data_hash=CRC32:59fc266f
-stream|index=0|codec_name=opus|profile=unknown|codec_type=audio|codec_tag_string=Opus|codec_tag=0x7375704f|sample_fmt=fltp|sample_rate=48000|channels=8|channel_layout=7.1|bits_per_sample=0|id=0x44|r_frame_rate=0/0|avg_frame_rate=0/0|time_base=1/90000|start_pts=0|start_time=0.000000|duration_ts=919800|duration=10.220000|bit_rate=N/A|max_bit_rate=N/A|bits_per_raw_sample=N/A|nb_frames=N/A|nb_read_frames=N/A|nb_read_packets=512|extradata_size=29|extradata_hash=CRC32:6d6089a7|disposition:default=0|disposition:dub=0|disposition:original=0|disposition:comment=0|disposition:lyrics=0|disposition:karaoke=0|disposition:forced=0|disposition:hearing_impaired=0|disposition:visual_impaired=0|disposition:clean_effects=0|disposition:attached_pic=0|disposition:timed_thumbnails=0|disposition:captions=0|disposition:descriptions=0|disposition:metadata=0|disposition:dependent=0|disposition:still_image=0
+stream|index=0|codec_name=opus|profile=unknown|codec_type=audio|codec_tag_string=Opus|codec_tag=0x7375704f|sample_fmt=fltp|sample_rate=48000|channels=8|channel_layout=7.1|bits_per_sample=0|initial_padding=0|id=0x44|r_frame_rate=0/0|avg_frame_rate=0/0|time_base=1/90000|start_pts=0|start_time=0.000000|duration_ts=919800|duration=10.220000|bit_rate=N/A|max_bit_rate=N/A|bits_per_raw_sample=N/A|nb_frames=N/A|nb_read_frames=N/A|nb_read_packets=512|extradata_size=29|extradata_hash=CRC32:6d6089a7|disposition:default=0|disposition:dub=0|disposition:original=0|disposition:comment=0|disposition:lyrics=0|disposition:karaoke=0|disposition:forced=0|disposition:hearing_impaired=0|disposition:visual_impaired=0|disposition:clean_effects=0|disposition:attached_pic=0|disposition:timed_thumbnails=0|disposition:captions=0|disposition:descriptions=0|disposition:metadata=0|disposition:dependent=0|disposition:still_image=0
 format|filename=test-8-7.1.opus-small.ts|nb_streams=1|nb_programs=1|format_name=mpegts|start_time=0.000000|duration=10.220000|size=512000|bit_rate=400782|probe_score=50