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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 #include "media/ffmpeg/ffmpeg_common.h" | 5 #include "media/ffmpeg/ffmpeg_common.h" |
6 | 6 |
7 #include "base/logging.h" | 7 #include "base/logging.h" |
8 #include "media/base/audio_decoder_config.h" | 8 #include "media/base/audio_decoder_config.h" |
9 #include "media/base/video_decoder_config.h" | 9 #include "media/base/video_decoder_config.h" |
10 | 10 |
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120 case kCodecMPEG4: | 120 case kCodecMPEG4: |
121 return CODEC_ID_MPEG4; | 121 return CODEC_ID_MPEG4; |
122 case kCodecVP8: | 122 case kCodecVP8: |
123 return CODEC_ID_VP8; | 123 return CODEC_ID_VP8; |
124 default: | 124 default: |
125 NOTREACHED(); | 125 NOTREACHED(); |
126 } | 126 } |
127 return CODEC_ID_NONE; | 127 return CODEC_ID_NONE; |
128 } | 128 } |
129 | 129 |
130 static VideoCodecProfile ProfileIDToVideoCodecProfile(int profile) { | |
131 switch (profile) { | |
132 case FF_PROFILE_H264_BASELINE: | |
133 return H264PROFILE_BASELINE; | |
134 case FF_PROFILE_H264_MAIN: | |
135 return H264PROFILE_MAIN; | |
136 case FF_PROFILE_H264_EXTENDED: | |
137 return H264PROFILE_EXTENDED; | |
138 case FF_PROFILE_H264_HIGH: | |
139 return H264PROFILE_HIGH; | |
140 case FF_PROFILE_H264_HIGH_10: | |
141 return H264PROFILE_HIGH10PROFILE; | |
142 case FF_PROFILE_H264_HIGH_422: | |
143 return H264PROFILE_HIGH422PROFILE; | |
144 case FF_PROFILE_H264_HIGH_444_PREDICTIVE: | |
145 return H264PROFILE_HIGH444PREDICTIVEPROFILE; | |
146 default: | |
147 return VIDEO_CODEC_PROFILE_UNKNOWN; | |
148 } | |
149 } | |
150 | |
151 static int VideoCodecProfileToProfileID(VideoCodecProfile profile) { | |
152 switch (profile) { | |
153 case H264PROFILE_BASELINE: | |
154 return FF_PROFILE_H264_BASELINE; | |
155 case H264PROFILE_MAIN: | |
156 return FF_PROFILE_H264_MAIN; | |
157 case H264PROFILE_EXTENDED: | |
158 return FF_PROFILE_H264_EXTENDED; | |
159 case H264PROFILE_HIGH: | |
160 return FF_PROFILE_H264_HIGH; | |
161 case H264PROFILE_HIGH10PROFILE: | |
162 return FF_PROFILE_H264_HIGH_10; | |
163 case H264PROFILE_HIGH422PROFILE: | |
164 return FF_PROFILE_H264_HIGH_422; | |
165 case H264PROFILE_HIGH444PREDICTIVEPROFILE: | |
166 return FF_PROFILE_H264_HIGH_444_PREDICTIVE; | |
167 default: | |
168 return FF_PROFILE_UNKNOWN; | |
169 } | |
170 } | |
171 | |
172 void AVCodecContextToAudioDecoderConfig( | 130 void AVCodecContextToAudioDecoderConfig( |
173 const AVCodecContext* codec_context, | 131 const AVCodecContext* codec_context, |
174 AudioDecoderConfig* config) { | 132 AudioDecoderConfig* config) { |
175 DCHECK_EQ(codec_context->codec_type, AVMEDIA_TYPE_AUDIO); | 133 DCHECK_EQ(codec_context->codec_type, AVMEDIA_TYPE_AUDIO); |
176 | 134 |
177 AudioCodec codec = CodecIDToAudioCodec(codec_context->codec_id); | 135 AudioCodec codec = CodecIDToAudioCodec(codec_context->codec_id); |
178 int bits_per_channel = av_get_bits_per_sample_fmt(codec_context->sample_fmt); | 136 int bits_per_channel = av_get_bits_per_sample_fmt(codec_context->sample_fmt); |
179 ChannelLayout channel_layout = | 137 ChannelLayout channel_layout = |
180 ChannelLayoutToChromeChannelLayout(codec_context->channel_layout, | 138 ChannelLayoutToChromeChannelLayout(codec_context->channel_layout, |
181 codec_context->channels); | 139 codec_context->channels); |
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239 // for now, but may not always be true forever. Fix this in the future. | 197 // for now, but may not always be true forever. Fix this in the future. |
240 gfx::Rect visible_rect(stream->codec->width, stream->codec->height); | 198 gfx::Rect visible_rect(stream->codec->width, stream->codec->height); |
241 | 199 |
242 AVRational aspect_ratio = { 1, 1 }; | 200 AVRational aspect_ratio = { 1, 1 }; |
243 if (stream->sample_aspect_ratio.num) | 201 if (stream->sample_aspect_ratio.num) |
244 aspect_ratio = stream->sample_aspect_ratio; | 202 aspect_ratio = stream->sample_aspect_ratio; |
245 else if (stream->codec->sample_aspect_ratio.num) | 203 else if (stream->codec->sample_aspect_ratio.num) |
246 aspect_ratio = stream->codec->sample_aspect_ratio; | 204 aspect_ratio = stream->codec->sample_aspect_ratio; |
247 | 205 |
248 config->Initialize(CodecIDToVideoCodec(stream->codec->codec_id), | 206 config->Initialize(CodecIDToVideoCodec(stream->codec->codec_id), |
249 ProfileIDToVideoCodecProfile(stream->codec->profile), | |
250 PixelFormatToVideoFormat(stream->codec->pix_fmt), | 207 PixelFormatToVideoFormat(stream->codec->pix_fmt), |
251 coded_size, visible_rect, | 208 coded_size, visible_rect, |
252 stream->r_frame_rate.num, | 209 stream->r_frame_rate.num, |
253 stream->r_frame_rate.den, | 210 stream->r_frame_rate.den, |
254 aspect_ratio.num, | 211 aspect_ratio.num, |
255 aspect_ratio.den, | 212 aspect_ratio.den, |
256 stream->codec->extradata, | 213 stream->codec->extradata, |
257 stream->codec->extradata_size); | 214 stream->codec->extradata_size); |
258 } | 215 } |
259 | 216 |
260 void VideoDecoderConfigToAVCodecContext( | 217 void VideoDecoderConfigToAVCodecContext( |
261 const VideoDecoderConfig& config, | 218 const VideoDecoderConfig& config, |
262 AVCodecContext* codec_context) { | 219 AVCodecContext* codec_context) { |
263 codec_context->codec_type = AVMEDIA_TYPE_VIDEO; | 220 codec_context->codec_type = AVMEDIA_TYPE_VIDEO; |
264 codec_context->codec_id = VideoCodecToCodecID(config.codec()); | 221 codec_context->codec_id = VideoCodecToCodecID(config.codec()); |
265 codec_context->profile = VideoCodecProfileToProfileID(config.profile()); | |
266 codec_context->coded_width = config.coded_size().width(); | 222 codec_context->coded_width = config.coded_size().width(); |
267 codec_context->coded_height = config.coded_size().height(); | 223 codec_context->coded_height = config.coded_size().height(); |
268 codec_context->pix_fmt = VideoFormatToPixelFormat(config.format()); | 224 codec_context->pix_fmt = VideoFormatToPixelFormat(config.format()); |
269 | 225 |
270 if (config.extra_data()) { | 226 if (config.extra_data()) { |
271 codec_context->extradata_size = config.extra_data_size(); | 227 codec_context->extradata_size = config.extra_data_size(); |
272 codec_context->extradata = reinterpret_cast<uint8_t*>( | 228 codec_context->extradata = reinterpret_cast<uint8_t*>( |
273 av_malloc(config.extra_data_size() + FF_INPUT_BUFFER_PADDING_SIZE)); | 229 av_malloc(config.extra_data_size() + FF_INPUT_BUFFER_PADDING_SIZE)); |
274 memcpy(codec_context->extradata, config.extra_data(), | 230 memcpy(codec_context->extradata, config.extra_data(), |
275 config.extra_data_size()); | 231 config.extra_data_size()); |
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378 avcodec_close(stream->codec); | 334 avcodec_close(stream->codec); |
379 } | 335 } |
380 } | 336 } |
381 } | 337 } |
382 | 338 |
383 // Then finally cleanup the format context. | 339 // Then finally cleanup the format context. |
384 av_close_input_file(format_context); | 340 av_close_input_file(format_context); |
385 } | 341 } |
386 | 342 |
387 } // namespace media | 343 } // namespace media |
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