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C++ opus_encoder_ctl函数代码示例

本文整理汇总了C++中opus_encoder_ctl函数的典型用法代码示例。如果您正苦于以下问题：C++ opus_encoder_ctl函数的具体用法？C++ opus_encoder_ctl怎么用？C++ opus_encoder_ctl使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。


在下文中一共展示了opus_encoder_ctl函数的15个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: tdav_codec_opus_open

static int tdav_codec_opus_open(tmedia_codec_t* self)
{
    tdav_codec_opus_t* opus = (tdav_codec_opus_t*)self;
    int opus_err;

    if(!opus) {
        TSK_DEBUG_ERROR("Invalid parameter");
        return -1;
    }

    // Initialize the decoder
    if(!opus->decoder.inst) {
        TSK_DEBUG_INFO("[OPUS] Open decoder: rate=%d, channels=%d", (int)self->in.rate, (int)TMEDIA_CODEC_AUDIO(self)->in.channels);
        if(!(opus->decoder.inst = opus_decoder_create((opus_int32)self->in.rate, (int)TMEDIA_CODEC_AUDIO(self)->in.channels, &opus_err)) || opus_err != OPUS_OK) {
            TSK_DEBUG_ERROR("Failed to create Opus decoder(rate=%d, channels=%d) instance with error code=%d.", (int)self->in.rate, (int)TMEDIA_CODEC_AUDIO(self)->in.channels, opus_err);
            return -2;
        }
    }
    opus->decoder.last_seq  = 0;

    // Initialize the encoder
    if(!opus->encoder.inst) {
        TSK_DEBUG_INFO("[OPUS] Open encoder: rate=%d, channels=%d", (int)self->out.rate, (int)TMEDIA_CODEC_AUDIO(self)->out.channels);
        if(!(opus->encoder.inst = opus_encoder_create((opus_int32)self->out.rate, (int)TMEDIA_CODEC_AUDIO(self)->out.channels, OPUS_APPLICATION_VOIP, &opus_err)) || opus_err != OPUS_OK) {
            TSK_DEBUG_ERROR("Failed to create Opus decoder(rate=%d, channels=%d) instance with error code=%d.", (int)self->out.rate, (int)TMEDIA_CODEC_AUDIO(self)->out.channels, opus_err);
            return -2;
        }
    }
#if TDAV_UNDER_MOBILE /* iOS, Android and WP8 */
    opus_encoder_ctl(opus->encoder.inst, OPUS_SET_COMPLEXITY(3));
#endif
    opus_encoder_ctl(opus->encoder.inst, OPUS_SET_SIGNAL(OPUS_SIGNAL_VOICE));

    return 0;
}
开发者ID:AndyUI，项目名称:doubango，代码行数:35，代码来源:tdav_codec_opus.c

示例2: init_audio_encoder

static int init_audio_encoder(CSSession *cs)
{
    int rc = OPUS_OK;
    cs->audio_encoder = opus_encoder_create(cs->audio_encoder_sample_rate,
                                            cs->audio_encoder_channels, OPUS_APPLICATION_AUDIO, &rc);

    if ( rc != OPUS_OK ) {
        LOGGER_ERROR("Error while starting audio encoder: %s", opus_strerror(rc));
        return -1;
    }

    rc = opus_encoder_ctl(cs->audio_encoder, OPUS_SET_BITRATE(cs->audio_encoder_bitrate));

    if ( rc != OPUS_OK ) {
        LOGGER_ERROR("Error while setting encoder ctl: %s", opus_strerror(rc));
        return -1;
    }

    rc = opus_encoder_ctl(cs->audio_encoder, OPUS_SET_COMPLEXITY(10));

    if ( rc != OPUS_OK ) {
        LOGGER_ERROR("Error while setting encoder ctl: %s", opus_strerror(rc));
        return -1;
    }

    return 0;
}
开发者ID:ittner，项目名称:toxcore，代码行数:27，代码来源:codec.c

示例3: apply_max_bitrate

static void apply_max_bitrate(OpusEncData *d) {
	ms_message("Setting opus codec bitrate to [%i] from network bitrate [%i] with ptime [%i]", d->bitrate, d->max_network_bitrate, d->ptime);
	/* give the bitrate to the encoder if exists*/
	if (d->state) {
		opus_int32 maxBandwidth=0;

		/*tell the target bitrate, opus will choose internally the bandwidth to use*/
		int error = opus_encoder_ctl(d->state, OPUS_SET_BITRATE(d->bitrate));
		if (error != OPUS_OK) {
			ms_error("could not set bit rate to opus encoder: %s", opus_strerror(error));
		}

		/* implement maxplaybackrate parameter, which is constraint on top of bitrate */
		if (d->maxplaybackrate <= 8000) {
			maxBandwidth = OPUS_BANDWIDTH_NARROWBAND;
		} else if (d->maxplaybackrate <= 12000) {
			maxBandwidth = OPUS_BANDWIDTH_MEDIUMBAND;
		} else if (d->maxplaybackrate <= 16000) {
			maxBandwidth = OPUS_BANDWIDTH_WIDEBAND;
		} else if (d->maxplaybackrate <= 24000) {
			maxBandwidth = OPUS_BANDWIDTH_SUPERWIDEBAND;
		} else {
			maxBandwidth = OPUS_BANDWIDTH_FULLBAND;
		}

		if (maxBandwidth!=0){
			error = opus_encoder_ctl(d->state, OPUS_SET_MAX_BANDWIDTH(maxBandwidth));
			if (error != OPUS_OK) {
				ms_error("could not set max bandwidth to opus encoder: %s", opus_strerror(error));
			}
		}
	}

}
开发者ID:xiaolds，项目名称:VideoCallVoIP，代码行数:34，代码来源:msopus.c

示例4: init_audio_encoder

int init_audio_encoder(CodecState *cs, uint32_t audio_channels)
{
    int err = OPUS_OK;
    cs->audio_encoder = opus_encoder_create(cs->audio_sample_rate, audio_channels, OPUS_APPLICATION_AUDIO, &err);
    err = opus_encoder_ctl(cs->audio_encoder, OPUS_SET_BITRATE(cs->audio_bitrate));
    err = opus_encoder_ctl(cs->audio_encoder, OPUS_SET_COMPLEXITY(10));


    return err == OPUS_OK ? 0 : -1;
}
开发者ID:anandanwar4，项目名称:ProjectTox-Core，代码行数:10，代码来源:media.c

示例5: opus_encoder_create

EncodeManager::EncodeManager()
{
  _enc = opus_encoder_create(SAMPLE_RATE, 2, OPUS_APPLICATION_VOIP, &_err);
  _dec = opus_decoder_create(SAMPLE_RATE, 2, &_err);
  opus_encoder_ctl(this->_enc, OPUS_GET_BANDWIDTH(&this->_len));
  this->_len = FRAMES_PER_BUFFER;
}
开发者ID:Zaboon，项目名称:cpp_babel，代码行数:7，代码来源:EncodeManager.cpp

示例6: WebRtcOpus_EncoderInit

WebRtc_Word16 WebRtcOpus_EncoderInit(OPUS_encinst_t* encInst,
                                     WebRtc_Word16 samplFreq,
                                     WebRtc_Word16 mode,
                                     WebRtc_Word16 vbrFlag){

  opus_encoder_ctl(((OPUS_Enc_Inst_t*)encInst)->enc, OPUS_SET_SIGNAL(OPUS_SIGNAL_VOICE));
  
  return (0);
}
开发者ID:Gurtej，项目名称:op，代码行数:9，代码来源:opus_interface.c

示例7: opus_enc_init

int opus_enc_init(opus_enc *opus)
{
    int err;

	err = 0;
	opus->header = (OpusHeader *)calloc(1, sizeof(OpusHeader));
	opus->header_data = (unsigned char *)calloc (1, 1024);	
	opus->tags = (unsigned char *)calloc (1, 1024);
	opus->buffer = (unsigned char *)calloc (1, 4 * 4096);
    srand(time(NULL));
    ogg_stream_init(&opus->os, rand());
	opus->header->gain = 0;
	opus->header->channels = opus->channel;
	
	if ((opus->bitrate < 8000) || (opus->bitrate > 320000)) {
		opus->bitrate = DEFAULT_OPUS_BITRATE;
	}

	opus->header->input_sample_rate = 48000;
	opus->encoder = opus_encoder_create (opus->header->input_sample_rate, opus->channel, OPUS_APPLICATION_AUDIO, &err);
	opus_encoder_ctl (opus->encoder, OPUS_SET_BITRATE(opus->bitrate));
	if (opus->encoder == NULL) {
		printf("Opus Encoder creation error: %s\n", opus_strerror (err));
		return 1;
	}
	opus->last_bitrate = opus->bitrate;
	opus_encoder_ctl (opus->encoder, OPUS_GET_LOOKAHEAD (&opus->header->preskip));
	opus->header_size = opus_header_to_packet (opus->header, opus->header_data, 100);

	opus->tags_size = 
	8 + 4 + strlen (opus_get_version_string ()) + 4 + 4 + strlen ("ENCODER=") + strlen (VERSION);
	
	memcpy (opus->tags, "OpusTags", 8);
	
	opus->tags[8] = strlen (opus_get_version_string ());
	
	memcpy (opus->tags + 12, opus_get_version_string (), strlen (opus_get_version_string ()));

	opus->tags[12 + strlen (opus_get_version_string ())] = 1;

	opus->tags[12 + strlen (opus_get_version_string ()) + 4] = strlen ("ENCODER=") + strlen (VERSION);
	
	memcpy (opus->tags + 12 + strlen (opus_get_version_string ()) + 4 + 4, "ENCODER=", strlen ("ENCODER="));
	
	memcpy (opus->tags + 12 + strlen (opus_get_version_string ()) + 4 + 4 + strlen ("ENCODER="),
			VERSION,
			strlen (VERSION));	

	//printf("Opus Encoder Created\n");

    return 0;
}
开发者ID:DragonZX，项目名称:Butt，代码行数:52，代码来源:opus_encode.cpp

示例8: opus_encoder_create

OpusEncoder *create_audio_encoder(Logger *log, int32_t bit_rate, int32_t sampling_rate, int32_t channel_count)
{
    int status = OPUS_OK;
    OpusEncoder *rc = opus_encoder_create(sampling_rate, channel_count, OPUS_APPLICATION_VOIP, &status);

    if (status != OPUS_OK) {
        LOGGER_ERROR(log, "Error while starting audio encoder: %s", opus_strerror(status));
        return NULL;
    }

    status = opus_encoder_ctl(rc, OPUS_SET_BITRATE(bit_rate));

    if (status != OPUS_OK) {
        LOGGER_ERROR(log, "Error while setting encoder ctl: %s", opus_strerror(status));
        goto FAILURE;
    }

    /* Enable in-band forward error correction in codec */
    status = opus_encoder_ctl(rc, OPUS_SET_INBAND_FEC(1));

    if (status != OPUS_OK) {
        LOGGER_ERROR(log, "Error while setting encoder ctl: %s", opus_strerror(status));
        goto FAILURE;
    }

    /* Make codec resistant to up to 10% packet loss
     * NOTE This could also be adjusted on the fly, rather than hard-coded,
     *      with feedback from the receiving client.
     */
    status = opus_encoder_ctl(rc, OPUS_SET_PACKET_LOSS_PERC(10));

    if (status != OPUS_OK) {
        LOGGER_ERROR(log, "Error while setting encoder ctl: %s", opus_strerror(status));
        goto FAILURE;
    }

    /* Set algorithm to the highest complexity, maximizing compression */
    status = opus_encoder_ctl(rc, OPUS_SET_COMPLEXITY(10));

    if (status != OPUS_OK) {
        LOGGER_ERROR(log, "Error while setting encoder ctl: %s", opus_strerror(status));
        goto FAILURE;
    }

    return rc;

FAILURE:
    opus_encoder_destroy(rc);
    return NULL;
}
开发者ID:GrayHatter，项目名称:toxcore，代码行数:50，代码来源:audio.c

示例9: opus_encoder_ctl

int AudioInput::encodeOpusFrame(short *source, int size, EncodingOutputBuffer& buffer) {
	int len = 0;
#ifdef USE_OPUS
	if (!bPreviousVoice)
		opus_encoder_ctl(opusState, OPUS_RESET_STATE, NULL);

	opus_encoder_ctl(opusState, OPUS_SET_BITRATE(iAudioQuality));

	len = opus_encode(opusState, source, size, &buffer[0], buffer.size());
	const int tenMsFrameCount = (size / iFrameSize);
	iBitrate = (len * 100 * 8) / tenMsFrameCount;
#endif
	return len;
}
开发者ID:HackLinux，项目名称:mumble，代码行数:14，代码来源:AudioInput.cpp

示例10: UE_LOG

bool FVoiceEncoderOpus::Init(int32 InSampleRate, int32 InNumChannels)
{
	UE_LOG(LogVoiceEncode, Display, TEXT("EncoderVersion: %s"), ANSI_TO_TCHAR(opus_get_version_string()));

	SampleRate = InSampleRate;
	NumChannels = InNumChannels;

	// 20ms frame sizes are a good choice for most applications (1000ms / 20ms = 50)
	FrameSize = SampleRate / NUM_OPUS_FRAMES_PER_SEC;
	//MaxFrameSize = FrameSize * MAX_OPUS_FRAMES;

	int32 EncError = 0;

#if USE_UE4_MEM_ALLOC
	int32 EncSize = opus_encoder_get_size(NumChannels);
	Encoder = (OpusEncoder*)FMemory::Malloc(EncSize);
	EncError = opus_encoder_init(Encoder, SampleRate, NumChannels, OPUS_APPLICATION_VOIP);
#else
	Encoder = opus_encoder_create(SampleRate, NumChannels, OPUS_APPLICATION_VOIP, &EncError);
#endif

	if (EncError != OPUS_OK)
	{
		UE_LOG(LogVoiceEncode, Warning, TEXT("Failed to init Opus Encoder: %s"), ANSI_TO_TCHAR(opus_strerror(EncError)));
		Destroy();
	}

	// Turn on variable bit rate encoding
	int32 UseVbr = 1;
	opus_encoder_ctl(Encoder, OPUS_SET_VBR(UseVbr));

	// Turn off constrained VBR
	int32 UseCVbr = 0;
	opus_encoder_ctl(Encoder, OPUS_SET_VBR_CONSTRAINT(UseCVbr));

	// Complexity (1-10)
	int32 Complexity = 1;
	opus_encoder_ctl(Encoder, OPUS_SET_COMPLEXITY(Complexity));

	// Forward error correction
	int32 InbandFEC = 0;
	opus_encoder_ctl(Encoder, OPUS_SET_INBAND_FEC(InbandFEC));

#if DEBUG_OPUS
	DebugEncoderInfo(Encoder);
#endif // DEBUG_OPUS
	return EncError == OPUS_OK;
}
开发者ID:1vanK，项目名称:AHRUnrealEngine，代码行数:48，代码来源:VoiceCodecOpus.cpp

示例11: apply_max_bitrate

static void apply_max_bitrate(OpusEncData *d) {
	ms_message("Setting opus codec bitrate to [%i] from network bitrate [%i] with ptime [%i]", d->bitrate, d->max_network_bitrate, d->ptime);
	/* give the bitrate to the encoder if exists*/
	if (d->state) {
		opus_int32 maxBandwidth;

		int error = opus_encoder_ctl(d->state, OPUS_SET_BITRATE(d->bitrate));
		if (error != OPUS_OK) {
			ms_error("could not set bit rate to opus encoder: %s", opus_strerror(error));
		}

		/* set output sampling rate according to bitrate and RFC section 3.1.1 */
		if (d->bitrate<12000) {
			maxBandwidth = OPUS_BANDWIDTH_NARROWBAND;
		} else if (d->bitrate<20000) {
			maxBandwidth = OPUS_BANDWIDTH_WIDEBAND;
		} else if (d->bitrate<40000) {
			maxBandwidth = OPUS_BANDWIDTH_FULLBAND;
		} else if (d->bitrate<64000) {
			maxBandwidth = OPUS_BANDWIDTH_FULLBAND;
		} else {
			maxBandwidth = OPUS_BANDWIDTH_FULLBAND;
		}

		/* check if selected maxBandwidth is compatible with the maxplaybackrate parameter */
		if (d->maxplaybackrate < 12000) {
			maxBandwidth = OPUS_BANDWIDTH_NARROWBAND;
		} else if (d->maxplaybackrate < 16000) {
			if (maxBandwidth != OPUS_BANDWIDTH_NARROWBAND) {
				maxBandwidth = OPUS_BANDWIDTH_MEDIUMBAND;
			}
		} else if (d->maxplaybackrate < 24000) {
			if (maxBandwidth != OPUS_BANDWIDTH_NARROWBAND) {
				maxBandwidth = OPUS_BANDWIDTH_WIDEBAND;
			}
		} else if (d->maxplaybackrate < 48000) {
			if (maxBandwidth == OPUS_BANDWIDTH_FULLBAND) {
				maxBandwidth = OPUS_BANDWIDTH_SUPERWIDEBAND;
			}
		}

		error = opus_encoder_ctl(d->state, OPUS_SET_MAX_BANDWIDTH(maxBandwidth));
		if (error != OPUS_OK) {
			ms_error("could not set max bandwidth to opus encoder: %s", opus_strerror(error));
		}
	}

}
开发者ID:biddyweb，项目名称:azfone-ios，代码行数:48，代码来源:msopus.c

示例12: reconfigure_audio_encoder

bool reconfigure_audio_encoder(Logger *log, OpusEncoder **e, int32_t new_br, int32_t new_sr, uint8_t new_ch,
                               int32_t *old_br, int32_t *old_sr, int32_t *old_ch)
{
    /* Values are checked in toxav.c */
    if (*old_sr != new_sr || *old_ch != new_ch) {
        OpusEncoder *new_encoder = create_audio_encoder(log, new_br, new_sr, new_ch);

        if (new_encoder == NULL) {
            return false;
        }

        opus_encoder_destroy(*e);
        *e = new_encoder;
    } else if (*old_br == new_br) {
        return true; /* Nothing changed */
    }

    int status = opus_encoder_ctl(*e, OPUS_SET_BITRATE(new_br));

    if (status != OPUS_OK) {
        LOGGER_ERROR(log, "Error while setting encoder ctl: %s", opus_strerror(status));
        return false;
    }

    *old_br = new_br;
    *old_sr = new_sr;
    *old_ch = new_ch;

    LOGGER_DEBUG(log, "Reconfigured audio encoder br: %d sr: %d cc:%d", new_br, new_sr, new_ch);
    return true;
}
开发者ID:GrayHatter，项目名称:toxcore，代码行数:31，代码来源:audio.c

示例13: opus_encoder_ctl

int AudioInput::encodeOpusFrame(short *source, int size, EncodingOutputBuffer& buffer) {
	int len = 0;
#ifdef USE_OPUS
	if (bResetEncoder) {
		opus_encoder_ctl(opusState, OPUS_RESET_STATE, NULL);
		bResetEncoder = false;
	}

	opus_encoder_ctl(opusState, OPUS_SET_BITRATE(iAudioQuality));

	len = opus_encode(opusState, source, size, &buffer[0], static_cast<opus_int32>(buffer.size()));
	const int tenMsFrameCount = (size / iFrameSize);
	iBitrate = (len * 100 * 8) / tenMsFrameCount;
#endif
	return len;
}
开发者ID:AceXare，项目名称:mumble，代码行数:16，代码来源:AudioInput.cpp

示例14: opus_enc_write_header

//This function needs to be called before
//every connection
void opus_enc_write_header(opus_enc *opus)
{

	ogg_packet op;

	ogg_stream_clear (&opus->os);
	ogg_stream_init(&opus->os, rand());	
	opus_encoder_ctl (opus->encoder, OPUS_RESET_STATE);

	opus->packetno = 0;
	opus->granulepos = 0;
	
	op.b_o_s = 1;
	op.e_o_s = 0;
	op.granulepos = 0;
	op.packetno = opus->packetno++;
	op.packet = opus->header_data;
	op.bytes = opus->header_size;

	ogg_stream_packetin (&opus->os, &op);
	
	op.b_o_s = 0;
	op.e_o_s = 0;
	op.granulepos = 0;
	op.packetno = opus->packetno++;
	op.packet = opus->tags;
	op.bytes = opus->tags_size;

	ogg_stream_packetin (&opus->os, &op);
}
开发者ID:DragonZX，项目名称:Butt，代码行数:32，代码来源:opus_encode.cpp

示例15: ms_opus_enc_preprocess

static void ms_opus_enc_preprocess(MSFilter *f) {
	int error;

	OpusEncData *d = (OpusEncData *)f->data;
	/* create the encoder */
	d->state = opus_encoder_create(d->samplerate, d->channels, d->application, &error);
	if (error != OPUS_OK) {
		ms_error("Opus encoder creation failed: %s", opus_strerror(error));
		return;
	}

	/* set complexity to 0 for single processor arm devices */
#if defined(__arm__) || defined(_M_ARM)
	if (ms_factory_get_cpu_count(f->factory)==1){
		opus_encoder_ctl(d->state, OPUS_SET_COMPLEXITY(0));
	}else{
		opus_encoder_ctl(d->state, OPUS_SET_COMPLEXITY(5));
	}
#endif
	error = opus_encoder_ctl(d->state, OPUS_SET_PACKET_LOSS_PERC(10));
	if (error != OPUS_OK) {
		ms_error("Could not set default loss percentage to opus encoder: %s", opus_strerror(error));
	}

	/* set the encoder parameters: VBR, IN_BAND_FEC, DTX and bitrate settings */
	ms_opus_enc_set_vbr(f);
	ms_opus_enc_set_inbandfec(f);
	ms_opus_enc_set_dtx(f);
	/* if decoder prefers mono signal, force encoder to output mono signal */
	if (d->stereo == 0) {
		error = opus_encoder_ctl(d->state, OPUS_SET_FORCE_CHANNELS(1));
		if (error != OPUS_OK) {
			ms_error("could not force mono channel to opus encoder: %s", opus_strerror(error));
		}
		if (d->channels == 2) ms_message("Opus encoder configured to encode mono despite it is feed with stereo.");
	}else if (d->channels == 2){
		ms_message("Opus encoder configured to encode stereo.");
	}

	ms_filter_lock(f);
	// set bitrate wasn't call, compute it with the default network bitrate (36000)
	if (d->bitrate==-1) {
		compute_max_bitrate(d, 0);
	}
	apply_max_bitrate(d);
	ms_filter_unlock(f);
}
开发者ID:william30101，项目名称:linphonemedia，代码行数:47，代码来源:msopus.c


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