55                       AVCodecParameters *par, int flags)  in ff_put_wav_header()  argument
65     if (!par->codec_tag || par->codec_tag > 0xffff)  in ff_put_wav_header()
68     if (par->codec_id == AV_CODEC_ID_ADPCM_SWF && par->block_align == 0) {  in ff_put_wav_header()
70                avcodec_get_name(par->codec_id));  in ff_put_wav_header()
77     frame_size = av_get_audio_frame_duration2(par, par->block_align);  in ff_put_wav_header()
79     waveformatextensible = (par->channels > 2 && par->channel_layout) ||  in ff_put_wav_header()
80 …           par->channels == 1 && par->channel_layout && par->channel_layout != AV_CH_LAYOUT_MONO ||  in ff_put_wav_header()
81 …         par->channels == 2 && par->channel_layout && par->channel_layout != AV_CH_LAYOUT_STEREO ||  in ff_put_wav_header()
82                            par->sample_rate > 48000 ||  in ff_put_wav_header()
83                            par->codec_id == AV_CODEC_ID_EAC3 ||  in ff_put_wav_header()
84                            av_get_bits_per_sample(par->codec_id) > 16;  in ff_put_wav_header()
89         avio_wl16(pb, par->codec_tag);  in ff_put_wav_header()
91     avio_wl16(pb, par->channels);  in ff_put_wav_header()
92     avio_wl32(pb, par->sample_rate);  in ff_put_wav_header()
93     if (par->codec_id == AV_CODEC_ID_ATRAC3 ||  in ff_put_wav_header()
94         par->codec_id == AV_CODEC_ID_G723_1 ||  in ff_put_wav_header()
95         par->codec_id == AV_CODEC_ID_MP2    ||  in ff_put_wav_header()
96         par->codec_id == AV_CODEC_ID_MP3    ||  in ff_put_wav_header()
97         par->codec_id == AV_CODEC_ID_GSM_MS) {  in ff_put_wav_header()
100         if (!(bps = av_get_bits_per_sample(par->codec_id))) {  in ff_put_wav_header()
101             if (par->bits_per_coded_sample)  in ff_put_wav_header()
102                 bps = par->bits_per_coded_sample;  in ff_put_wav_header()
107     if (bps != par->bits_per_coded_sample && par->bits_per_coded_sample) {  in ff_put_wav_header()
111                par->bits_per_coded_sample, bps);  in ff_put_wav_header()
114     if (par->codec_id == AV_CODEC_ID_MP2) {  in ff_put_wav_header()
115         blkalign = (144 * par->bit_rate - 1)/par->sample_rate + 1;  in ff_put_wav_header()
116     } else if (par->codec_id == AV_CODEC_ID_MP3) {  in ff_put_wav_header()
117         blkalign = 576 * (par->sample_rate <= (24000 + 32000)/2 ? 1 : 2);  in ff_put_wav_header()
118     } else if (par->codec_id == AV_CODEC_ID_AC3) {  in ff_put_wav_header()
120     } else if (par->codec_id == AV_CODEC_ID_AAC) {  in ff_put_wav_header()
121         blkalign = 768 * par->channels; /* maximum bytes per frame */  in ff_put_wav_header()
122     } else if (par->codec_id == AV_CODEC_ID_G723_1) {  in ff_put_wav_header()
124     } else if (par->block_align != 0) { /* specified by the codec */  in ff_put_wav_header()
125         blkalign = par->block_align;  in ff_put_wav_header()
127         blkalign = bps * par->channels / av_gcd(8, bps);  in ff_put_wav_header()
128     if (par->codec_id == AV_CODEC_ID_PCM_U8 ||  in ff_put_wav_header()
129         par->codec_id == AV_CODEC_ID_PCM_S24LE ||  in ff_put_wav_header()
130         par->codec_id == AV_CODEC_ID_PCM_S32LE ||  in ff_put_wav_header()
131         par->codec_id == AV_CODEC_ID_PCM_F32LE ||  in ff_put_wav_header()
132         par->codec_id == AV_CODEC_ID_PCM_F64LE ||  in ff_put_wav_header()
133         par->codec_id == AV_CODEC_ID_PCM_S16LE) {  in ff_put_wav_header()
134         bytespersec = par->sample_rate * blkalign;  in ff_put_wav_header()
135     } else if (par->codec_id == AV_CODEC_ID_G723_1) {  in ff_put_wav_header()
138         bytespersec = par->bit_rate / 8;  in ff_put_wav_header()
143     if (par->codec_id == AV_CODEC_ID_MP3) {  in ff_put_wav_header()
149     } else if (par->codec_id == AV_CODEC_ID_MP2) {  in ff_put_wav_header()
153         bytestream_put_le32(&riff_extradata, par->bit_rate);  in ff_put_wav_header()
155         bytestream_put_le16(&riff_extradata, par->channels == 2 ? 1 : 8);  in ff_put_wav_header()
166     } else if (par->codec_id == AV_CODEC_ID_G723_1) {  in ff_put_wav_header()
170     } else if (par->codec_id == AV_CODEC_ID_GSM_MS ||  in ff_put_wav_header()
171                par->codec_id == AV_CODEC_ID_ADPCM_IMA_WAV) {  in ff_put_wav_header()
174     } else if (par->extradata_size) {  in ff_put_wav_header()
175         riff_extradata_start = par->extradata;  in ff_put_wav_header()
176         riff_extradata       = par->extradata + par->extradata_size;  in ff_put_wav_header()
182                                   par->channel_layout < 0x40000);  in ff_put_wav_header()
188         avio_wl32(pb, write_channel_mask ? par->channel_layout : 0);  in ff_put_wav_header()
190         if (par->codec_id == AV_CODEC_ID_EAC3) {  in ff_put_wav_header()
191             ff_put_guid(pb, ff_get_codec_guid(par->codec_id, ff_codec_wav_guids));  in ff_put_wav_header()
193         avio_wl32(pb, par->codec_tag);  in ff_put_wav_header()
199                par->codec_tag != 0x0001 /* PCM */ ||  in ff_put_wav_header()
215 void ff_put_bmp_header(AVIOContext *pb, AVCodecParameters *par,  in ff_put_bmp_header()  argument
218     int flipped_extradata = (par->extradata_size >= 9 &&  in ff_put_bmp_header()
219                             !memcmp(par->extradata + par->extradata_size - 9, "BottomUp", 9));  in ff_put_bmp_header()
221     int extradata_size = par->extradata_size - 9*flipped_extradata;  in ff_put_bmp_header()
222     enum AVPixelFormat pix_fmt = par->format;  in ff_put_bmp_header()
225     if (pix_fmt == AV_PIX_FMT_NONE && par->bits_per_coded_sample == 1)  in ff_put_bmp_header()
234     avio_wl32(pb, par->width);  in ff_put_bmp_header()
236     avio_wl32(pb, par->codec_tag || keep_height ? par->height : -par->height);  in ff_put_bmp_header()
240     avio_wl16(pb, par->bits_per_coded_sample ? par->bits_per_coded_sample : 24);  in ff_put_bmp_header()
242     avio_wl32(pb, par->codec_tag);  in ff_put_bmp_header()
243 …avio_wl32(pb, (par->width * par->height * (par->bits_per_coded_sample ? par->bits_per_coded_sample…  in ff_put_bmp_header()
249     avio_wl32(pb, pal_avi ? 1 << par->bits_per_coded_sample : 0);  in ff_put_bmp_header()
253         if (par->extradata_size) {  in ff_put_bmp_header()
254             avio_write(pb, par->extradata, extradata_size);  in ff_put_bmp_header()
259             for (i = 0; i < 1 << par->bits_per_coded_sample; i++) {  in ff_put_bmp_header()
275     AVCodecParameters *par = st->codecpar;  in ff_parse_specific_params()  local
279     audio_frame_size = av_get_audio_frame_duration2(par, 0);  in ff_parse_specific_params()
281         audio_frame_size = par->frame_size;  in ff_parse_specific_params()
283     *au_ssize = par->block_align;  in ff_parse_specific_params()
284     if (audio_frame_size && par->sample_rate) {  in ff_parse_specific_params()
286         *au_rate  = par->sample_rate;  in ff_parse_specific_params()
287     } else if (par->codec_type == AVMEDIA_TYPE_VIDEO ||  in ff_parse_specific_params()
288                par->codec_type == AVMEDIA_TYPE_DATA ||  in ff_parse_specific_params()
289                par->codec_type == AVMEDIA_TYPE_SUBTITLE) {  in ff_parse_specific_params()
293         *au_scale = par->block_align ? par->block_align * 8 : 8;  in ff_parse_specific_params()
294         *au_rate  = par->bit_rate ? par->bit_rate :  in ff_parse_specific_params()
295                     8 * par->sample_rate;  in ff_parse_specific_params()