Lines Matching defs:ast
96 AVStream *ast, *vst;
122 ast = avformat_new_stream(s, 0);
123 if (!ast)
126 ast->start_time = 0;
127 ast->codecpar->codec_type = AVMEDIA_TYPE_AUDIO;
128 ast->codecpar->codec_tag = 0;
129 ast->codecpar->codec_id = AV_CODEC_ID_PAF_AUDIO;
130 ast->codecpar->ch_layout = (AVChannelLayout)AV_CHANNEL_LAYOUT_STEREO;
131 ast->codecpar->sample_rate = 22050;
132 avpriv_set_pts_info(ast, 64, 1, 22050);