/**@ingroup tmedia_codec_group * Initialize a Codec * @param self The codec to initialize. Could be any type of codec (e.g. @ref tmedia_codec_audio_t or @ref tmedia_codec_video_t). * @param type * @param name the name of the codec. e.g. "G.711u" or "G.711a" etc used in the sdp. * @param desc full description. * @param format the format. e.g. "0" for G.711.u or "8" for G.711a or "*" for MSRP. * @retval Zero if succeed and non-zero error code otherwise. */ int tmedia_codec_init(tmedia_codec_t* self, tmedia_type_t type, const char* name, const char* desc, const char* format) { if(!self || tsk_strnullORempty(name)){ TSK_DEBUG_ERROR("Invalid parameter"); return -1; } self->type = type; tsk_strupdate(&self->name, name); tsk_strupdate(&self->desc,desc); tsk_strupdate(&self->format, format); if(!self->bandwidth_max_upload) self->bandwidth_max_upload = (type == tmedia_video ? tmedia_defaults_get_bandwidth_video_upload_max() : INT_MAX); // INT_MAX or <=0 means undefined if(!self->bandwidth_max_download) self->bandwidth_max_download = (type == tmedia_video ? tmedia_defaults_get_bandwidth_video_download_max() : INT_MAX); // INT_MAX or <=0 means undefined if(!self->in.rate) self->in.rate = self->plugin->rate; if(!self->out.rate) self->out.rate = self->plugin->rate; if(type & tmedia_audio){ tmedia_codec_audio_t* audio = TMEDIA_CODEC_AUDIO(self); if(!audio->in.ptime) audio->in.ptime = (self->plugin->audio.ptime ? self->plugin->audio.ptime : tmedia_defaults_get_audio_ptime()); if(!audio->out.ptime) audio->out.ptime = (self->plugin->audio.ptime ? self->plugin->audio.ptime : tmedia_defaults_get_audio_ptime()); if(!audio->in.channels) audio->in.channels = self->plugin->audio.channels; if(!audio->out.channels) audio->out.channels = self->plugin->audio.channels; if(!audio->in.timestamp_multiplier) audio->in.timestamp_multiplier = tmedia_codec_audio_get_timestamp_multiplier(self->id, self->in.rate); if(!audio->out.timestamp_multiplier) audio->out.timestamp_multiplier = tmedia_codec_audio_get_timestamp_multiplier(self->id, self->out.rate); } // Video flipping: For backward compatibility we have to initialize the default values // according to the CFLAGS: 'FLIP_ENCODED_PICT' and 'FLIP_DECODED_PICT'. At any time you // can update thse values (e.g. when the device switch from landscape to portrait) using video_session->set(); else if(type & tmedia_video){ tmedia_codec_video_t* video = TMEDIA_CODEC_VIDEO(self); #if FLIP_ENCODED_PICT video->out.flip = tsk_true; #endif #if FLIP_DECODED_PICT video->in.flip = tsk_true; #endif if(!video->in.fps) video->in.fps = self->plugin->video.fps ? self->plugin->video.fps : tmedia_defaults_get_video_fps(); if(!video->out.fps) video->out.fps = self->plugin->video.fps ? self->plugin->video.fps : tmedia_defaults_get_video_fps(); if(video->in.chroma == tmedia_chroma_none) video->in.chroma = tmedia_chroma_yuv420p; if(video->out.chroma == tmedia_chroma_none) video->out.chroma = tmedia_chroma_yuv420p; if(0){ // @deprecated if(!video->in.width) video->in.width = video->out.width = self->plugin->video.width; if(!video->in.height) video->in.height = video->out.height = self->plugin->video.height; } else{ int ret; unsigned width, height; video->pref_size = tmedia_defaults_get_pref_video_size(); if((ret = tmedia_video_get_size(video->pref_size, &width, &height)) != 0){ width = self->plugin->video.width; height = self->plugin->video.height; } if(!video->in.width) video->in.width = video->out.width = width; if(!video->in.height) video->in.height = video->out.height = height; } } return 0; }
static tsk_bool_t tdav_codec_opus_sdp_att_match(const tmedia_codec_t* codec, const char* att_name, const char* att_value) { tdav_codec_opus_t* opus = (tdav_codec_opus_t*)codec; if(!opus) { TSK_DEBUG_ERROR("Invalid parameter"); return tsk_false; } TSK_DEBUG_INFO("[OPUS] Trying to match [%s:%s]", att_name, att_value); if(tsk_striequals(att_name, "fmtp")) { int val_int; tsk_params_L_t* params; /* e.g. FIXME */ if((params = tsk_params_fromstring(att_value, ";", tsk_true))) { tsk_bool_t ret = tsk_false; /* === maxplaybackrate ===*/ if((val_int = tsk_params_get_param_value_as_int(params, "maxplaybackrate")) != -1) { if(!_tdav_codec_opus_rate_is_valid(val_int)) { TSK_DEBUG_ERROR("[OPUS] %d not valid as maxplaybackrate value", val_int); goto done; } TMEDIA_CODEC(opus)->out.rate = TSK_MIN((int32_t)TMEDIA_CODEC(opus)->out.rate, val_int); TMEDIA_CODEC_AUDIO(opus)->out.timestamp_multiplier = tmedia_codec_audio_get_timestamp_multiplier(codec->id, codec->out.rate); } /* === sprop-maxcapturerate ===*/ if((val_int = tsk_params_get_param_value_as_int(params, "sprop-maxcapturerate")) != -1) { if(!_tdav_codec_opus_rate_is_valid(val_int)) { TSK_DEBUG_ERROR("[OPUS] %d not valid as sprop-maxcapturerate value", val_int); goto done; } TMEDIA_CODEC(opus)->in.rate = TSK_MIN((int32_t)TMEDIA_CODEC(opus)->in.rate, val_int); TMEDIA_CODEC_AUDIO(opus)->in.timestamp_multiplier = tmedia_codec_audio_get_timestamp_multiplier(codec->id, codec->in.rate); } ret = tsk_true; done: TSK_OBJECT_SAFE_FREE(params); return ret; } } return tsk_true; }