Lines Matching defs:ast
71 AVStream *vst, *ast;
81 if (!(ast = avformat_new_stream(s, NULL)))
84 ast->codecpar->sample_rate = avio_rl16(pb);
85 if (!ast->codecpar->sample_rate) {
118 ast->codecpar->codec_type = AVMEDIA_TYPE_AUDIO;
119 ast->codecpar->codec_id = AV_CODEC_ID_PCM_U8;
120 av_channel_layout_default(&ast->codecpar->ch_layout, !!(features & TMV_STEREO) + 1);
121 ast->codecpar->bits_per_coded_sample = 8;
122 ast->codecpar->bit_rate = ast->codecpar->sample_rate *
123 ast->codecpar->bits_per_coded_sample;
124 avpriv_set_pts_info(ast, 32, 1, ast->codecpar->sample_rate);
126 fps.num = ast->codecpar->sample_rate * ast->codecpar->ch_layout.nb_channels;