Lines Matching defs:ast
50 AVStream *vst, *ast;
170 ast = avformat_new_stream(ctx, 0);
171 if (!ast)
174 smush->audio_stream_index = ast->index;
176 ast->start_time = 0;
177 ast->codecpar->codec_type = AVMEDIA_TYPE_AUDIO;
178 ast->codecpar->codec_id = AV_CODEC_ID_ADPCM_VIMA;
179 ast->codecpar->codec_tag = 0;
180 ast->codecpar->sample_rate = sample_rate;
181 ast->codecpar->ch_layout.nb_channels = channels;
182 avpriv_set_pts_info(ast, 64, 1, ast->codecpar->sample_rate);