int create_media_for_mpeg_file (CPlayerSession *psptr, const char *name, int have_audio_driver, control_callback_vft_t *cc_vft) { mpeg2ps_t *file; int video_streams, audio_streams; int video_cnt, audio_cnt; int ix; codec_plugin_t *plugin; int video_offset, audio_offset; int ret; int sdesc; file = mpeg2ps_init(name); if (file == NULL) { psptr->set_message("file %s is not a valid .mpg file", name); return -1; } psptr->set_media_close_callback(close_mpeg3_file, (void *)file); video_streams = mpeg2ps_get_video_stream_count(file); audio_streams = mpeg2ps_get_audio_stream_count(file); video_cnt = 0; if (video_streams > 0) { plugin = check_for_video_codec(STREAM_TYPE_MPEG_FILE, "mp2v", NULL, mpeg2ps_get_video_stream_type(file, 0), -1, NULL, 0, &config); if (plugin != NULL) video_cnt = video_streams; } for (ix = 0, audio_cnt = 0; ix < audio_streams; ix++) { plugin = check_for_audio_codec(STREAM_TYPE_MPEG_FILE, NULL, NULL, mpeg2ps_get_audio_stream_type(file, ix), -1, NULL, 0, &config); if (plugin != NULL) audio_cnt++; } video_query_t *vq; audio_query_t *aq; if (video_cnt > 0) { vq = (video_query_t *)malloc(sizeof(video_query_t) * video_cnt); } else { vq = NULL; } if (have_audio_driver && audio_cnt > 0) { aq = (audio_query_t *)malloc(sizeof(audio_query_t) * audio_cnt); } else { aq = NULL; } video_offset = 0; for (ix = 0; ix < video_cnt; ix++) { vq[video_offset].track_id = ix; vq[video_offset].stream_type = STREAM_TYPE_MPEG_FILE; vq[video_offset].compressor = "mp2v"; vq[video_offset].type = mpeg2ps_get_video_stream_type(file, ix); vq[video_offset].profile = -1; vq[video_offset].fptr = NULL; vq[video_offset].h = mpeg2ps_get_video_stream_height(file, ix); vq[video_offset].w = mpeg2ps_get_video_stream_width(file, ix); vq[video_offset].frame_rate = mpeg2ps_get_video_stream_framerate(file, ix); vq[video_offset].config = NULL; vq[video_offset].config_len = 0; vq[video_offset].enabled = 0; vq[video_offset].reference = NULL; video_offset++; } audio_offset = 0; if (have_audio_driver) { for (ix = 0; ix < audio_streams; ix++) { plugin = check_for_audio_codec(STREAM_TYPE_MPEG_FILE, NULL, NULL, mpeg2ps_get_audio_stream_type(file, ix), -1, NULL, 0, &config); if (plugin != NULL) { aq[audio_offset].track_id = ix; aq[audio_offset].stream_type = STREAM_TYPE_MPEG_FILE; aq[audio_offset].compressor = NULL; aq[audio_offset].type = mpeg2ps_get_audio_stream_type(file, ix); aq[audio_offset].profile = -1; aq[audio_offset].fptr = NULL; aq[audio_offset].config = NULL; aq[audio_offset].config_len = 0; aq[audio_offset].sampling_freq = mpeg2ps_get_audio_stream_sample_freq(file, ix); aq[audio_offset].chans = mpeg2ps_get_audio_stream_channels(file, ix); aq[audio_offset].enabled = 0; aq[audio_offset].reference = NULL; audio_offset++; } else { mpeg3f_message(LOG_ERR, "Unsupported audio type %s in track %d", mpeg2ps_get_audio_stream_name(file, ix), ix); } } } if (audio_offset == 0 && video_offset == 0) { psptr->set_message("No playable streams in file"); CHECK_AND_FREE(aq); CHECK_AND_FREE(vq); return -1; } if (cc_vft && cc_vft->media_list_query != NULL) { (cc_vft->media_list_query)(psptr, video_offset, vq, audio_offset, aq, 0, NULL); } else { if (video_offset > 0) vq[0].enabled = 1; if (audio_offset > 0) aq[0].enabled = 1; } ret = 0; sdesc = 1; for (ix = 0; ret >= 0 && ix < video_offset; ix++) { if (vq[ix].enabled) { ret = create_mpeg3_video(&vq[ix], file, psptr, sdesc); if (ret <= 0) { } } } if (ret >= 0) { for (ix = 0; ix < audio_offset && ret >= 0; ix++) { if (aq[ix].enabled) { ret = create_mpeg3_audio(&aq[ix], file, psptr, sdesc); if (ret <= 0) { } } } } free(vq); free(aq); if (ret < 0) { mpeg2ps_close(file); return ret; } psptr->session_set_seekable(1); return 0; }
static GtkWidget* CreateMpeg2TrackMenu( GtkWidget* menu, char type, const char* source, u_int32_t* pIndex, u_int32_t* pNumber, u_int32_t** ppValues) { *pIndex = 0; u_int32_t newTrackNumber = 1; mpeg2ps_t* mpeg2File = mpeg2ps_init(source); if (mpeg2File) { if (type == 'V') { newTrackNumber = mpeg2ps_get_video_stream_count(mpeg2File); } else { newTrackNumber = mpeg2ps_get_audio_stream_count(mpeg2File); } } u_int32_t* newTrackValues = (u_int32_t*)malloc(sizeof(u_int32_t) * newTrackNumber); char** newTrackNames = (char**)malloc(sizeof(char*) * newTrackNumber); if (!mpeg2File) { newTrackValues[0] = 0; newTrackNames[0] = strdup(""); } else { for (u_int8_t i = 0; i < newTrackNumber; i++) { newTrackValues[i] = i; char buf[64]; if (type == 'V') { snprintf(buf, sizeof(buf), "%u - %u x %u @ %.2f fps", i + 1, mpeg2ps_get_video_stream_width(mpeg2File, i), mpeg2ps_get_video_stream_height(mpeg2File, i), mpeg2ps_get_video_stream_framerate(mpeg2File, i)); } else { const char* afmt = mpeg2ps_get_audio_stream_name(mpeg2File, i); // use more familar though less accurate name snprintf(buf, sizeof(buf), "%u - %s %u channels @ %u Hz", i + 1, afmt, mpeg2ps_get_audio_stream_channels(mpeg2File, i), mpeg2ps_get_audio_stream_sample_freq(mpeg2File, i)); } newTrackNames[i] = strdup(buf); } mpeg2ps_close(mpeg2File); } // (re)create the menu menu = CreateOptionMenu( menu, newTrackNames, newTrackNumber, *pIndex, GTK_SIGNAL_FUNC(on_track_menu_activate)); // free up old names for (u_int8_t i = 0; i < *pNumber; i++) { free(trackNames[i]); } free(trackNames); free(*ppValues); *pNumber = newTrackNumber; trackNames = newTrackNames; *ppValues = newTrackValues; return menu; }