int tmedia_codec_video_clamp_out_size_to_range_max(tmedia_codec_video_t *self)
{
int ret = 0;
if (!self) {
TSK_DEBUG_ERROR("Invalid parameter");
return -1;
}
if (tmedia_defaults_get_adapt_video_size_range_enabled()) {
tmedia_pref_video_size_t min, max;
if ((ret = tmedia_defaults_get_pref_video_size_range(&min, &max)) == 0) {
unsigned width, height;
// clip(max)
if ((ret = tmedia_video_get_size(max, &width, &height)) == 0) {
unsigned new_width = TSK_CLAMP(0, self->out.width, width);
unsigned new_height = TSK_CLAMP(0, self->out.height, height);
TSK_DEBUG_INFO("Pref. video size range defined, video size clipped (%ux%u)->(%ux%u)",
width, height,
self->out.width, self->out.height);
self->out.width = width;
self->out.height = height;
}
// no clip(min) as we cannot increase the size to more than what was negotiated without sending reINVITE
}
}
return ret;
}
/**@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;
}
/**@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);
// 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();
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 = video->out.fps = self->plugin->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;
}
