plugins/ffmpeg/AVFormatWriter.cpp

62 			status_t			Init(media_format* format,
113 AVFormatWriter::StreamCookie::Init(media_format* format,
135 		fStream->codecpar->codec_id = raw_audio_codec_id_for(*format);
137 	// Setup the stream according to the media format...
138 	if (format->type == B_MEDIA_RAW_VIDEO) {
140 		fStream->time_base.den = (int)format->u.raw_video.field_rate;
144 		fStream->codecpar->width = format->u.raw_video.display.line_width;
145 		fStream->codecpar->height = format->u.raw_video.display.line_count;
148 			= format->u.raw_video.pixel_width_aspect;
150 			= format->u.raw_video.pixel_height_aspect;
160 		// Use the last supported pixel format of the AVCodec, which we hope
166 		fStream->codecpar->format = AV_PIX_FMT_YUV420P;
168 	} else if (format->type == B_MEDIA_RAW_AUDIO) {
172 		fStream->codecpar->sample_rate = (int)format->u.raw_audio.frame_rate;
175 		set_channel_count(fStream->codecpar, format->u.raw_audio.channel_count);
177 		// set fStream to the audio format we want to use. This is only a hint
179 		switch (format->u.raw_audio.format) {
181 				fStream->codecpar->format = AV_SAMPLE_FMT_FLT;
184 				fStream->codecpar->format = AV_SAMPLE_FMT_DBL;
187 				fStream->codecpar->format = AV_SAMPLE_FMT_S32;
190 				fStream->codecpar->format = AV_SAMPLE_FMT_S16;
193 				fStream->codecpar->format = AV_SAMPLE_FMT_U8;
202 		// Now negociate the actual format with the encoder
203 		// First check if the requested format is acceptable
211 			if (*p == fStream->codecpar->format)
216 			fStream->codecpar->format = codec->sample_fmts[0];
218 			// And finally set the format struct to the accepted format. It is
220 			// format.
221 			switch (fStream->codecpar->format) {
223 					format->u.raw_audio.format
227 					format->u.raw_audio.format
231 					format->u.raw_audio.format
235 					format->u.raw_audio.format
239 					format->u.raw_audio.format
249 		if (format->u.raw_audio.channel_mask == 0) {
252 				format->u.raw_audio.channel_count);
256 				format->u.raw_audio.channel_mask);
259 		if (format->u.raw_audio.channel_mask == 0) {
261 			switch (format->u.raw_audio.channel_count) {
290 			fStream->codecpar->channel_layout = format->u.raw_audio.channel_mask;
306 		uchar* userData = format->user_data;
530 AVFormatWriter::AllocateCookie(void** _cookie, media_format* format,
546 	status_t ret = cookie->Init(format, codecInfo);