media/test/data/README - Issue 2284923003: Implement support for multiple tracks in FFmpegDemuxer

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Issue 2284923003: Implement support for multiple tracks in FFmpegDemuxer (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master

Patch Set: rebase Created 4 years, 3 months ago

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1 // Copyright (c) 2011 The Chromium Authors. All rights reserved.	1 // Copyright (c) 2011 The Chromium Authors. All rights reserved.

2 // Use of this source code is governed by a BSD-style license that can be	2 // Use of this source code is governed by a BSD-style license that can be

3 // found in the LICENSE file.	3 // found in the LICENSE file.

4	4

5 bear-320x240.webm - WebM encode of bear.1280x720.mp4 resized to 320x240.	5 bear-320x240.webm - WebM encode of bear.1280x720.mp4 resized to 320x240.

6 bear-320x240-video-only.webm - The video track of bear-320x240.webm.	6 bear-320x240-video-only.webm - The video track of bear-320x240.webm.

7 bear-320x240-audio-only.webm - The audio track of bear-320x240.webm.	7 bear-320x240-audio-only.webm - The audio track of bear-320x240.webm.

8 bear-vp9.webm - VP9 video only WebM file.	8 bear-vp9.webm - VP9 video only WebM file.

9 bear-vp9-opus.webm - VP9 Video with Opus Audio.	9 bear-vp9-opus.webm - VP9 Video with Opus Audio.

10 bear-vp8-webvtt.webm - WebM VP8 video with WebVTT subtitle track.	10 bear-vp8-webvtt.webm - WebM VP8 video with WebVTT subtitle track.

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241 media/test/data/bbb-320x240-2video-2audio.mp4	241 media/test/data/bbb-320x240-2video-2audio.mp4

242 Generated using following commands	242 Generated using following commands

243 // Download the source file with 1 video and 1 audio stream.	243 // Download the source file with 1 video and 1 audio stream.

244 wget http://distribution.bbb3d.renderfarming.net/video/mp4/bbb_sunflower_1080p _30fps_normal.mp4	244 wget http://distribution.bbb3d.renderfarming.net/video/mp4/bbb_sunflower_1080p _30fps_normal.mp4

245 // Generate a scaled down to 320x240 video + 2 channel AAC LC audio from the s ource file.	245 // Generate a scaled down to 320x240 video + 2 channel AAC LC audio from the s ource file.

246 ffmpeg -i bbb_sunflower_1080p_30fps_normal.mp4 -c:v libx264 -crf 36 -vf scale =320:240 -c:a libfdk_aac -ac 2 -t 24 bbb1.mp4	246 ffmpeg -i bbb_sunflower_1080p_30fps_normal.mp4 -c:v libx264 -crf 36 -vf scale =320:240 -c:a libfdk_aac -ac 2 -t 24 bbb1.mp4

247 // Generate a file with the original video scaled down to 320x240 and flipped upside down and sine wave instead of audio.	247 // Generate a file with the original video scaled down to 320x240 and flipped upside down and sine wave instead of audio.

248 ffmpeg -i bbb_sunflower_1080p_30fps_normal.mp4 -f lavfi -i "sine=frequency=500 :sample_rate=48000" -map 0:v -map 1:a -c:v libx264 -crf 36 -vf scale=320:240,vfl ip -c:a libfdk_aac -ac 2 -t 24 bbb2.mp4	248 ffmpeg -i bbb_sunflower_1080p_30fps_normal.mp4 -f lavfi -i "sine=frequency=500 :sample_rate=48000" -map 0:v -map 1:a -c:v libx264 -crf 36 -vf scale=320:240,vfl ip -c:a libfdk_aac -ac 2 -t 24 bbb2.mp4

249 // Combine the two files generated above into a single fragmented .mp4 file wi th 2 video and 2 audio tracks.	249 // Combine the two files generated above into a single fragmented .mp4 file wi th 2 video and 2 audio tracks.

250 ffmpeg -i bbb1.mp4 -i bbb2.mp4 -map 0:0 -map 0:1 -map 1:0 -map 1:1 -c:v copy - c:a copy -movflags frag_keyframe+omit_tfhd_offset+separate_moof bbb-320x240-2vid eo-2audio.mp4	250 ffmpeg -i bbb1.mp4 -i bbb2.mp4 -map 0:0 -map 0:1 -map 1:0 -map 1:1 -c:v copy - c:a copy -movflags frag_keyframe+omit_tfhd_offset+separate_moof bbb-320x240-2vid eo-2audio.mp4

	251

	252 // Multi-track WebM file

	253 media/test/data/multitrack-3video-2audio.webm

	254 //Generated using following commands:

	255 ffmpeg -f lavfi -i color=c=red:size=320x240 -t 5 -c:v libvpx red.webm

	256 ffmpeg -f lavfi -i color=c=green:size=320x240 -t 5 -c:v libvpx green.webm

	257 ffmpeg -f lavfi -i color=c=blue:size=160x120 -t 10 -c:v libvpx blue.webm

	258 ffmpeg -f lavfi -i "sine=frequency=300:sample_rate=48000" -t 10 -c:v libvpx a300hz.webm

	259 ffmpeg -f lavfi -i "sine=frequency=500:sample_rate=48000" -t 5 -c:v libvpx a 500hz.webm

	260 ffmpeg -i red.webm -i green.webm -i blue.webm -i a300hz.webm -i a500hz.webm -map 0 -map 1 -map 2 -map 3 -map 4 multitrack-3video-2audio.webm

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