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736 lines
30 KiB
Java
736 lines
30 KiB
Java
/*
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* Decompiled with CFR 0.152.
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*/
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package de.maxhenkel.voicechat.concentus;
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import de.maxhenkel.voicechat.concentus.Arrays;
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import de.maxhenkel.voicechat.concentus.Bands;
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import de.maxhenkel.voicechat.concentus.BoxedValueInt;
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import de.maxhenkel.voicechat.concentus.CeltCommon;
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import de.maxhenkel.voicechat.concentus.CeltMode;
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import de.maxhenkel.voicechat.concentus.ChannelLayout;
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import de.maxhenkel.voicechat.concentus.CodecHelpers;
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import de.maxhenkel.voicechat.concentus.Inlines;
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import de.maxhenkel.voicechat.concentus.MDCT;
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import de.maxhenkel.voicechat.concentus.OpusApplication;
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import de.maxhenkel.voicechat.concentus.OpusBandwidth;
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import de.maxhenkel.voicechat.concentus.OpusEncoder;
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import de.maxhenkel.voicechat.concentus.OpusError;
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import de.maxhenkel.voicechat.concentus.OpusException;
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import de.maxhenkel.voicechat.concentus.OpusFramesize;
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import de.maxhenkel.voicechat.concentus.OpusMode;
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import de.maxhenkel.voicechat.concentus.OpusMultistream;
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import de.maxhenkel.voicechat.concentus.OpusRepacketizer;
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import de.maxhenkel.voicechat.concentus.OpusSignal;
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import de.maxhenkel.voicechat.concentus.QuantizeBands;
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import de.maxhenkel.voicechat.concentus.VorbisLayout;
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public class OpusMSEncoder {
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final ChannelLayout layout = new ChannelLayout();
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int lfe_stream = 0;
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OpusApplication application = OpusApplication.OPUS_APPLICATION_AUDIO;
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OpusFramesize variable_duration = OpusFramesize.OPUS_FRAMESIZE_UNKNOWN;
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int surround = 0;
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int bitrate_bps = 0;
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final float[] subframe_mem = new float[3];
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OpusEncoder[] encoders = null;
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int[] window_mem = null;
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int[] preemph_mem = null;
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private static final int[] diff_table = new int[]{512, 300, 165, 87, 45, 23, 11, 6, 3, 0, 0, 0, 0, 0, 0, 0, 0};
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private final int MS_FRAME_TMP = 3832;
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private OpusMSEncoder(int nb_streams, int nb_coupled_streams) {
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if (nb_streams < 1 || nb_coupled_streams > nb_streams || nb_coupled_streams < 0) {
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throw new IllegalArgumentException("Invalid channel count in MS encoder");
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}
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this.encoders = new OpusEncoder[nb_streams];
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for (int c = 0; c < nb_streams; ++c) {
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this.encoders[c] = new OpusEncoder();
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}
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int nb_channels = nb_coupled_streams * 2 + (nb_streams - nb_coupled_streams);
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this.window_mem = new int[nb_channels * 120];
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this.preemph_mem = new int[nb_channels];
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}
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public void resetState() {
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this.subframe_mem[2] = 0.0f;
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this.subframe_mem[1] = 0.0f;
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this.subframe_mem[0] = 0.0f;
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if (this.surround != 0) {
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Arrays.MemSet(this.preemph_mem, 0, this.layout.nb_channels);
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Arrays.MemSet(this.window_mem, 0, this.layout.nb_channels * 120);
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}
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int encoder_ptr = 0;
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for (int s = 0; s < this.layout.nb_streams; ++s) {
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OpusEncoder enc = this.encoders[encoder_ptr++];
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enc.resetState();
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}
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}
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static int validate_encoder_layout(ChannelLayout layout) {
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for (int s = 0; s < layout.nb_streams; ++s) {
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if (s < layout.nb_coupled_streams) {
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if (OpusMultistream.get_left_channel(layout, s, -1) == -1) {
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return 0;
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}
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if (OpusMultistream.get_right_channel(layout, s, -1) != -1) continue;
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return 0;
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}
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if (OpusMultistream.get_mono_channel(layout, s, -1) != -1) continue;
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return 0;
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}
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return 1;
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}
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static void channel_pos(int channels, int[] pos) {
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if (channels == 4) {
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pos[0] = 1;
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pos[1] = 3;
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pos[2] = 1;
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pos[3] = 3;
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} else if (channels == 3 || channels == 5 || channels == 6) {
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pos[0] = 1;
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pos[1] = 2;
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pos[2] = 3;
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pos[3] = 1;
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pos[4] = 3;
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pos[5] = 0;
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} else if (channels == 7) {
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pos[0] = 1;
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pos[1] = 2;
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pos[2] = 3;
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pos[3] = 1;
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pos[4] = 3;
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pos[5] = 2;
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pos[6] = 0;
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} else if (channels == 8) {
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pos[0] = 1;
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pos[1] = 2;
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pos[2] = 3;
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pos[3] = 1;
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pos[4] = 3;
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pos[5] = 1;
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pos[6] = 3;
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pos[7] = 0;
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}
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}
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static int logSum(int a, int b) {
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int diff;
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int max;
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if (a > b) {
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max = a;
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diff = Inlines.SUB32(Inlines.EXTEND32(a), Inlines.EXTEND32(b));
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} else {
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max = b;
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diff = Inlines.SUB32(Inlines.EXTEND32(b), Inlines.EXTEND32(a));
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}
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if (diff >= 8192) {
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return max;
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}
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int low = Inlines.SHR32(diff, 9);
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int frac = Inlines.SHL16(diff - Inlines.SHL16(low, 9), 6);
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return max + diff_table[low] + Inlines.MULT16_16_Q15(frac, Inlines.SUB16(diff_table[low + 1], diff_table[low]));
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}
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static void surround_analysis(CeltMode celt_mode, short[] pcm, int pcm_ptr, int[] bandLogE, int[] mem, int[] preemph_mem, int len, int overlap, int channels, int rate) {
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int i;
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int c;
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int LM;
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int[] pos = new int[]{0, 0, 0, 0, 0, 0, 0, 0};
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int[][] bandE = Arrays.InitTwoDimensionalArrayInt(1, 21);
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int[][] maskLogE = Arrays.InitTwoDimensionalArrayInt(3, 21);
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int upsample = CeltCommon.resampling_factor(rate);
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int frame_size = len * upsample;
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for (LM = 0; LM < celt_mode.maxLM && celt_mode.shortMdctSize << LM != frame_size; ++LM) {
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}
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int[] input = new int[frame_size + overlap];
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short[] x = new short[len];
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int[][] freq = Arrays.InitTwoDimensionalArrayInt(1, frame_size);
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OpusMSEncoder.channel_pos(channels, pos);
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for (c = 0; c < 3; ++c) {
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for (i = 0; i < 21; ++i) {
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maskLogE[c][i] = -28672;
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}
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}
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for (c = 0; c < channels; ++c) {
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System.arraycopy(mem, c * overlap, input, 0, overlap);
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OpusMSEncoder.opus_copy_channel_in_short(x, 0, 1, pcm, pcm_ptr, channels, c, len);
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BoxedValueInt boxed_preemph = new BoxedValueInt(preemph_mem[c]);
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CeltCommon.celt_preemphasis(x, input, overlap, frame_size, 1, upsample, celt_mode.preemph, boxed_preemph, 0);
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preemph_mem[c] = boxed_preemph.Val;
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MDCT.clt_mdct_forward(celt_mode.mdct, input, 0, freq[0], 0, celt_mode.window, overlap, celt_mode.maxLM - LM, 1);
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if (upsample != 1) {
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int bound = len;
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i = 0;
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while (i < bound) {
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int[] nArray = freq[0];
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int n = i++;
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nArray[n] = nArray[n] * upsample;
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}
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while (i < frame_size) {
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freq[0][i] = 0;
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++i;
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}
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}
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Bands.compute_band_energies(celt_mode, freq, bandE, 21, 1, LM);
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QuantizeBands.amp2Log2(celt_mode, 21, 21, bandE[0], bandLogE, 21 * c, 1);
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for (i = 1; i < 21; ++i) {
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bandLogE[21 * c + i] = Inlines.MAX16(bandLogE[21 * c + i], bandLogE[21 * c + i - 1] - 1024);
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}
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for (i = 19; i >= 0; --i) {
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bandLogE[21 * c + i] = Inlines.MAX16(bandLogE[21 * c + i], bandLogE[21 * c + i + 1] - 2048);
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}
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if (pos[c] == 1) {
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for (i = 0; i < 21; ++i) {
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maskLogE[0][i] = OpusMSEncoder.logSum(maskLogE[0][i], bandLogE[21 * c + i]);
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}
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} else if (pos[c] == 3) {
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for (i = 0; i < 21; ++i) {
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maskLogE[2][i] = OpusMSEncoder.logSum(maskLogE[2][i], bandLogE[21 * c + i]);
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}
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} else if (pos[c] == 2) {
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for (i = 0; i < 21; ++i) {
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maskLogE[0][i] = OpusMSEncoder.logSum(maskLogE[0][i], bandLogE[21 * c + i] - 512);
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maskLogE[2][i] = OpusMSEncoder.logSum(maskLogE[2][i], bandLogE[21 * c + i] - 512);
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}
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}
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System.arraycopy(input, frame_size, mem, c * overlap, overlap);
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}
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for (i = 0; i < 21; ++i) {
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maskLogE[1][i] = Inlines.MIN32(maskLogE[0][i], maskLogE[2][i]);
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}
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int channel_offset = Inlines.HALF16(Inlines.celt_log2(32768 / (channels - 1)));
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for (c = 0; c < 3; ++c) {
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i = 0;
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while (i < 21) {
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int[] nArray = maskLogE[c];
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int n = i++;
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nArray[n] = nArray[n] + channel_offset;
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}
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}
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for (c = 0; c < channels; ++c) {
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if (pos[c] != 0) {
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int[] mask = maskLogE[pos[c] - 1];
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for (i = 0; i < 21; ++i) {
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bandLogE[21 * c + i] = bandLogE[21 * c + i] - mask[i];
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}
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continue;
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}
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for (i = 0; i < 21; ++i) {
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bandLogE[21 * c + i] = 0;
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}
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}
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}
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int opus_multistream_encoder_init(int Fs, int channels, int streams, int coupled_streams, short[] mapping, OpusApplication application, int surround) {
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int ret;
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int i;
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if (channels > 255 || channels < 1 || coupled_streams > streams || streams < 1 || coupled_streams < 0 || streams > 255 - coupled_streams) {
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return OpusError.OPUS_BAD_ARG;
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}
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this.layout.nb_channels = channels;
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this.layout.nb_streams = streams;
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this.layout.nb_coupled_streams = coupled_streams;
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this.subframe_mem[2] = 0.0f;
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this.subframe_mem[1] = 0.0f;
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this.subframe_mem[0] = 0.0f;
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if (surround == 0) {
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this.lfe_stream = -1;
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}
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this.bitrate_bps = -1000;
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this.application = application;
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this.variable_duration = OpusFramesize.OPUS_FRAMESIZE_ARG;
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for (i = 0; i < this.layout.nb_channels; ++i) {
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this.layout.mapping[i] = mapping[i];
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}
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if (OpusMultistream.validate_layout(this.layout) == 0 || OpusMSEncoder.validate_encoder_layout(this.layout) == 0) {
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return OpusError.OPUS_BAD_ARG;
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}
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int encoder_ptr = 0;
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for (i = 0; i < this.layout.nb_coupled_streams; ++i) {
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ret = this.encoders[encoder_ptr].opus_init_encoder(Fs, 2, application);
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if (ret != OpusError.OPUS_OK) {
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return ret;
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}
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if (i == this.lfe_stream) {
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this.encoders[encoder_ptr].setIsLFE(true);
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}
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++encoder_ptr;
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}
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while (i < this.layout.nb_streams) {
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ret = this.encoders[encoder_ptr].opus_init_encoder(Fs, 1, application);
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if (i == this.lfe_stream) {
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this.encoders[encoder_ptr].setIsLFE(true);
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}
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if (ret != OpusError.OPUS_OK) {
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return ret;
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}
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++encoder_ptr;
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++i;
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}
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if (surround != 0) {
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Arrays.MemSet(this.preemph_mem, 0, channels);
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Arrays.MemSet(this.window_mem, 0, channels * 120);
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}
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this.surround = surround;
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return OpusError.OPUS_OK;
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}
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/*
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* Enabled force condition propagation
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* Lifted jumps to return sites
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*/
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int opus_multistream_surround_encoder_init(int Fs, int channels, int mapping_family, BoxedValueInt streams, BoxedValueInt coupled_streams, short[] mapping, OpusApplication application) {
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streams.Val = 0;
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coupled_streams.Val = 0;
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if (channels > 255 || channels < 1) {
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return OpusError.OPUS_BAD_ARG;
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}
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this.lfe_stream = -1;
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if (mapping_family == 0) {
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if (channels == 1) {
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streams.Val = 1;
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coupled_streams.Val = 0;
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mapping[0] = 0;
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return this.opus_multistream_encoder_init(Fs, channels, streams.Val, coupled_streams.Val, mapping, application, channels > 2 && mapping_family == 1 ? 1 : 0);
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} else {
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if (channels != 2) return OpusError.OPUS_UNIMPLEMENTED;
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streams.Val = 1;
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coupled_streams.Val = 1;
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mapping[0] = 0;
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mapping[1] = 1;
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}
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return this.opus_multistream_encoder_init(Fs, channels, streams.Val, coupled_streams.Val, mapping, application, channels > 2 && mapping_family == 1 ? 1 : 0);
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} else if (mapping_family == 1 && channels <= 8 && channels >= 1) {
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streams.Val = VorbisLayout.vorbis_mappings[channels - 1].nb_streams;
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coupled_streams.Val = VorbisLayout.vorbis_mappings[channels - 1].nb_coupled_streams;
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for (int i = 0; i < channels; ++i) {
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mapping[i] = VorbisLayout.vorbis_mappings[channels - 1].mapping[i];
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}
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if (channels < 6) return this.opus_multistream_encoder_init(Fs, channels, streams.Val, coupled_streams.Val, mapping, application, channels > 2 && mapping_family == 1 ? 1 : 0);
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this.lfe_stream = streams.Val - 1;
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return this.opus_multistream_encoder_init(Fs, channels, streams.Val, coupled_streams.Val, mapping, application, channels > 2 && mapping_family == 1 ? 1 : 0);
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} else {
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if (mapping_family != 255) return OpusError.OPUS_UNIMPLEMENTED;
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streams.Val = channels;
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coupled_streams.Val = 0;
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for (int i = 0; i < channels; i = (int)((byte)(i + 1))) {
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mapping[i] = (short)i;
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}
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}
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return this.opus_multistream_encoder_init(Fs, channels, streams.Val, coupled_streams.Val, mapping, application, channels > 2 && mapping_family == 1 ? 1 : 0);
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}
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public static OpusMSEncoder Create(int Fs, int channels, int streams, int coupled_streams, short[] mapping, OpusApplication application) throws OpusException {
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if (channels > 255 || channels < 1 || coupled_streams > streams || streams < 1 || coupled_streams < 0 || streams > 255 - coupled_streams) {
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throw new IllegalArgumentException("Invalid channel / stream configuration");
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}
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OpusMSEncoder st = new OpusMSEncoder(streams, coupled_streams);
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int ret = st.opus_multistream_encoder_init(Fs, channels, streams, coupled_streams, mapping, application, 0);
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if (ret != OpusError.OPUS_OK) {
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if (ret == OpusError.OPUS_BAD_ARG) {
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throw new IllegalArgumentException("OPUS_BAD_ARG when creating MS encoder");
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}
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throw new OpusException("Could not create MS encoder", ret);
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}
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return st;
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}
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/*
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* Enabled force condition propagation
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* Lifted jumps to return sites
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*/
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static void GetStreamCount(int channels, int mapping_family, BoxedValueInt nb_streams, BoxedValueInt nb_coupled_streams) {
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if (mapping_family == 0) {
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if (channels == 1) {
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nb_streams.Val = 1;
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nb_coupled_streams.Val = 0;
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return;
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} else {
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if (channels != 2) throw new IllegalArgumentException("More than 2 channels requires custom mappings");
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nb_streams.Val = 1;
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nb_coupled_streams.Val = 1;
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}
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return;
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} else if (mapping_family == 1 && channels <= 8 && channels >= 1) {
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nb_streams.Val = VorbisLayout.vorbis_mappings[channels - 1].nb_streams;
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nb_coupled_streams.Val = VorbisLayout.vorbis_mappings[channels - 1].nb_coupled_streams;
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return;
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} else {
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if (mapping_family != 255) throw new IllegalArgumentException("Invalid mapping family");
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nb_streams.Val = channels;
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nb_coupled_streams.Val = 0;
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}
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}
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public static OpusMSEncoder CreateSurround(int Fs, int channels, int mapping_family, BoxedValueInt streams, BoxedValueInt coupled_streams, short[] mapping, OpusApplication application) throws OpusException {
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if (channels > 255 || channels < 1 || application == OpusApplication.OPUS_APPLICATION_UNIMPLEMENTED) {
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throw new IllegalArgumentException("Invalid channel count or application");
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}
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BoxedValueInt nb_streams = new BoxedValueInt(0);
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BoxedValueInt nb_coupled_streams = new BoxedValueInt(0);
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OpusMSEncoder.GetStreamCount(channels, mapping_family, nb_streams, nb_coupled_streams);
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OpusMSEncoder st = new OpusMSEncoder(nb_streams.Val, nb_coupled_streams.Val);
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int ret = st.opus_multistream_surround_encoder_init(Fs, channels, mapping_family, streams, coupled_streams, mapping, application);
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if (ret != OpusError.OPUS_OK) {
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if (ret == OpusError.OPUS_BAD_ARG) {
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throw new IllegalArgumentException("Bad argument passed to CreateSurround");
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}
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throw new OpusException("Could not create multistream encoder", ret);
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}
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return st;
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}
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int surround_rate_allocation(int[] out_rates, int frame_size) {
|
|
int channel_rate;
|
|
int rate_sum = 0;
|
|
OpusEncoder ptr = this.encoders[0];
|
|
int Fs = ptr.getSampleRate();
|
|
int stream_offset = this.bitrate_bps > this.layout.nb_channels * 40000 ? 20000 : this.bitrate_bps / this.layout.nb_channels / 2;
|
|
stream_offset += 60 * (Fs / frame_size - 50);
|
|
int lfe_offset = 3500 + 60 * (Fs / frame_size - 50);
|
|
int coupled_ratio = 512;
|
|
int lfe_ratio = 32;
|
|
if (this.bitrate_bps == -1000) {
|
|
channel_rate = Fs + 60 * Fs / frame_size;
|
|
} else if (this.bitrate_bps == -1) {
|
|
channel_rate = 300000;
|
|
} else {
|
|
int nb_lfe = this.lfe_stream != -1 ? 1 : 0;
|
|
int nb_coupled = this.layout.nb_coupled_streams;
|
|
int nb_uncoupled = this.layout.nb_streams - nb_coupled - nb_lfe;
|
|
int total = (nb_uncoupled << 8) + coupled_ratio * nb_coupled + nb_lfe * lfe_ratio;
|
|
channel_rate = 256 * (this.bitrate_bps - lfe_offset * nb_lfe - stream_offset * (nb_coupled + nb_uncoupled)) / total;
|
|
}
|
|
for (int i = 0; i < this.layout.nb_streams; ++i) {
|
|
out_rates[i] = i < this.layout.nb_coupled_streams ? stream_offset + (channel_rate * coupled_ratio >> 8) : (i != this.lfe_stream ? stream_offset + channel_rate : lfe_offset + (channel_rate * lfe_ratio >> 8));
|
|
out_rates[i] = Inlines.IMAX(out_rates[i], 500);
|
|
rate_sum += out_rates[i];
|
|
}
|
|
return rate_sum;
|
|
}
|
|
|
|
int opus_multistream_encode_native(short[] pcm, int pcm_ptr, int analysis_frame_size, byte[] data, int data_ptr, int max_data_bytes, int lsb_depth, int float_api) {
|
|
int s;
|
|
byte[] tmp_data = new byte[3832];
|
|
OpusRepacketizer rp = new OpusRepacketizer();
|
|
int[] bitrates = new int[256];
|
|
int[] bandLogE = new int[42];
|
|
int[] mem = null;
|
|
int[] preemph_mem = null;
|
|
if (this.surround != 0) {
|
|
preemph_mem = this.preemph_mem;
|
|
mem = this.window_mem;
|
|
}
|
|
int encoder_ptr = 0;
|
|
int Fs = this.encoders[encoder_ptr].getSampleRate();
|
|
boolean vbr = this.encoders[encoder_ptr].getUseVBR();
|
|
CeltMode celt_mode = this.encoders[encoder_ptr].GetCeltMode();
|
|
int channels = this.layout.nb_streams + this.layout.nb_coupled_streams;
|
|
int delay_compensation = this.encoders[encoder_ptr].getLookahead();
|
|
int frame_size = CodecHelpers.compute_frame_size(pcm, pcm_ptr, analysis_frame_size, this.variable_duration, channels, Fs, this.bitrate_bps, delay_compensation -= Fs / 400, this.subframe_mem, this.encoders[encoder_ptr].analysis.enabled);
|
|
if (400 * frame_size < Fs) {
|
|
return OpusError.OPUS_BAD_ARG;
|
|
}
|
|
if (400 * frame_size != Fs && 200 * frame_size != Fs && 100 * frame_size != Fs && 50 * frame_size != Fs && 25 * frame_size != Fs && 50 * frame_size != 3 * Fs) {
|
|
return OpusError.OPUS_BAD_ARG;
|
|
}
|
|
int smallest_packet = this.layout.nb_streams * 2 - 1;
|
|
if (max_data_bytes < smallest_packet) {
|
|
return OpusError.OPUS_BUFFER_TOO_SMALL;
|
|
}
|
|
short[] buf = new short[2 * frame_size];
|
|
int[] bandSMR = new int[21 * this.layout.nb_channels];
|
|
if (this.surround != 0) {
|
|
OpusMSEncoder.surround_analysis(celt_mode, pcm, pcm_ptr, bandSMR, mem, preemph_mem, frame_size, 120, this.layout.nb_channels, Fs);
|
|
}
|
|
int rate_sum = this.surround_rate_allocation(bitrates, frame_size);
|
|
if (!vbr) {
|
|
if (this.bitrate_bps == -1000) {
|
|
max_data_bytes = Inlines.IMIN(max_data_bytes, 3 * rate_sum / (24 * Fs / frame_size));
|
|
} else if (this.bitrate_bps != -1) {
|
|
max_data_bytes = Inlines.IMIN(max_data_bytes, Inlines.IMAX(smallest_packet, 3 * this.bitrate_bps / (24 * Fs / frame_size)));
|
|
}
|
|
}
|
|
for (s = 0; s < this.layout.nb_streams; ++s) {
|
|
OpusEncoder enc = this.encoders[encoder_ptr];
|
|
++encoder_ptr;
|
|
enc.setBitrate(bitrates[s]);
|
|
if (this.surround == 0) continue;
|
|
int equiv_rate = this.bitrate_bps;
|
|
if (frame_size * 50 < Fs) {
|
|
equiv_rate -= 60 * (Fs / frame_size - 50) * this.layout.nb_channels;
|
|
}
|
|
if (equiv_rate > 10000 * this.layout.nb_channels) {
|
|
enc.setBandwidth(OpusBandwidth.OPUS_BANDWIDTH_FULLBAND);
|
|
} else if (equiv_rate > 7000 * this.layout.nb_channels) {
|
|
enc.setBandwidth(OpusBandwidth.OPUS_BANDWIDTH_SUPERWIDEBAND);
|
|
} else if (equiv_rate > 5000 * this.layout.nb_channels) {
|
|
enc.setBandwidth(OpusBandwidth.OPUS_BANDWIDTH_WIDEBAND);
|
|
} else {
|
|
enc.setBandwidth(OpusBandwidth.OPUS_BANDWIDTH_NARROWBAND);
|
|
}
|
|
if (s >= this.layout.nb_coupled_streams) continue;
|
|
enc.setForceMode(OpusMode.MODE_CELT_ONLY);
|
|
enc.setForceChannels(2);
|
|
}
|
|
encoder_ptr = 0;
|
|
int tot_size = 0;
|
|
for (s = 0; s < this.layout.nb_streams; ++s) {
|
|
int len;
|
|
int c2;
|
|
int c1;
|
|
int i;
|
|
rp.Reset();
|
|
OpusEncoder enc = this.encoders[encoder_ptr];
|
|
if (s < this.layout.nb_coupled_streams) {
|
|
int left = OpusMultistream.get_left_channel(this.layout, s, -1);
|
|
int right = OpusMultistream.get_right_channel(this.layout, s, -1);
|
|
OpusMSEncoder.opus_copy_channel_in_short(buf, 0, 2, pcm, pcm_ptr, this.layout.nb_channels, left, frame_size);
|
|
OpusMSEncoder.opus_copy_channel_in_short(buf, 1, 2, pcm, pcm_ptr, this.layout.nb_channels, right, frame_size);
|
|
++encoder_ptr;
|
|
if (this.surround != 0) {
|
|
for (i = 0; i < 21; ++i) {
|
|
bandLogE[i] = bandSMR[21 * left + i];
|
|
bandLogE[21 + i] = bandSMR[21 * right + i];
|
|
}
|
|
}
|
|
c1 = left;
|
|
c2 = right;
|
|
} else {
|
|
int chan = OpusMultistream.get_mono_channel(this.layout, s, -1);
|
|
OpusMSEncoder.opus_copy_channel_in_short(buf, 0, 1, pcm, pcm_ptr, this.layout.nb_channels, chan, frame_size);
|
|
++encoder_ptr;
|
|
if (this.surround != 0) {
|
|
for (i = 0; i < 21; ++i) {
|
|
bandLogE[i] = bandSMR[21 * chan + i];
|
|
}
|
|
}
|
|
c1 = chan;
|
|
c2 = -1;
|
|
}
|
|
if (this.surround != 0) {
|
|
enc.SetEnergyMask(bandLogE);
|
|
}
|
|
int curr_max = max_data_bytes - tot_size;
|
|
curr_max -= Inlines.IMAX(0, 2 * (this.layout.nb_streams - s - 1) - 1);
|
|
curr_max = Inlines.IMIN(curr_max, 3832);
|
|
if (s != this.layout.nb_streams - 1) {
|
|
curr_max -= curr_max > 253 ? 2 : 1;
|
|
}
|
|
if (!vbr && s == this.layout.nb_streams - 1) {
|
|
enc.setBitrate(curr_max * (8 * Fs / frame_size));
|
|
}
|
|
if ((len = enc.opus_encode_native(buf, 0, frame_size, tmp_data, 0, curr_max, lsb_depth, pcm, pcm_ptr, analysis_frame_size, c1, c2, this.layout.nb_channels, float_api)) < 0) {
|
|
return len;
|
|
}
|
|
rp.addPacket(tmp_data, 0, len);
|
|
len = rp.opus_repacketizer_out_range_impl(0, rp.getNumFrames(), data, data_ptr, max_data_bytes - tot_size, s != this.layout.nb_streams - 1 ? 1 : 0, !vbr && s == this.layout.nb_streams - 1 ? 1 : 0);
|
|
data_ptr += len;
|
|
tot_size += len;
|
|
}
|
|
return tot_size;
|
|
}
|
|
|
|
static void opus_copy_channel_in_short(short[] dst, int dst_ptr, int dst_stride, short[] src, int src_ptr, int src_stride, int src_channel, int frame_size) {
|
|
for (int i = 0; i < frame_size; ++i) {
|
|
dst[dst_ptr + i * dst_stride] = src[i * src_stride + src_channel + src_ptr];
|
|
}
|
|
}
|
|
|
|
public int encodeMultistream(short[] pcm, int pcm_offset, int frame_size, byte[] outputBuffer, int outputBuffer_offset, int max_data_bytes) {
|
|
return this.opus_multistream_encode_native(pcm, pcm_offset, frame_size, outputBuffer, outputBuffer_offset, max_data_bytes, 16, 0);
|
|
}
|
|
|
|
public int getBitrate() {
|
|
int value = 0;
|
|
int encoder_ptr = 0;
|
|
for (int s = 0; s < this.layout.nb_streams; ++s) {
|
|
OpusEncoder enc = this.encoders[encoder_ptr++];
|
|
value += enc.getBitrate();
|
|
}
|
|
return value;
|
|
}
|
|
|
|
public void setBitrate(int value) {
|
|
if (value < 0 && value != -1000 && value != -1) {
|
|
throw new IllegalArgumentException("Invalid bitrate");
|
|
}
|
|
this.bitrate_bps = value;
|
|
}
|
|
|
|
public OpusApplication getApplication() {
|
|
return this.encoders[0].getApplication();
|
|
}
|
|
|
|
public void setApplication(OpusApplication value) {
|
|
for (int encoder_ptr = 0; encoder_ptr < this.layout.nb_streams; ++encoder_ptr) {
|
|
this.encoders[encoder_ptr].setApplication(value);
|
|
}
|
|
}
|
|
|
|
public int getForceChannels() {
|
|
return this.encoders[0].getForceChannels();
|
|
}
|
|
|
|
public void setForceChannels(int value) {
|
|
for (int encoder_ptr = 0; encoder_ptr < this.layout.nb_streams; ++encoder_ptr) {
|
|
this.encoders[encoder_ptr].setForceChannels(value);
|
|
}
|
|
}
|
|
|
|
public OpusBandwidth getMaxBandwidth() {
|
|
return this.encoders[0].getMaxBandwidth();
|
|
}
|
|
|
|
public void setMaxBandwidth(OpusBandwidth value) {
|
|
for (int encoder_ptr = 0; encoder_ptr < this.layout.nb_streams; ++encoder_ptr) {
|
|
this.encoders[encoder_ptr].setMaxBandwidth(value);
|
|
}
|
|
}
|
|
|
|
public OpusBandwidth getBandwidth() {
|
|
return this.encoders[0].getBandwidth();
|
|
}
|
|
|
|
public void setBandwidth(OpusBandwidth value) {
|
|
for (int encoder_ptr = 0; encoder_ptr < this.layout.nb_streams; ++encoder_ptr) {
|
|
this.encoders[encoder_ptr].setBandwidth(value);
|
|
}
|
|
}
|
|
|
|
public boolean getUseDTX() {
|
|
return this.encoders[0].getUseDTX();
|
|
}
|
|
|
|
public void setUseDTX(boolean value) {
|
|
for (int encoder_ptr = 0; encoder_ptr < this.layout.nb_streams; ++encoder_ptr) {
|
|
this.encoders[encoder_ptr].setUseDTX(value);
|
|
}
|
|
}
|
|
|
|
public int getComplexity() {
|
|
return this.encoders[0].getComplexity();
|
|
}
|
|
|
|
public void setComplexity(int value) {
|
|
for (int encoder_ptr = 0; encoder_ptr < this.layout.nb_streams; ++encoder_ptr) {
|
|
this.encoders[encoder_ptr].setComplexity(value);
|
|
}
|
|
}
|
|
|
|
public OpusMode getForceMode() {
|
|
return this.encoders[0].getForceMode();
|
|
}
|
|
|
|
public void setForceMode(OpusMode value) {
|
|
for (int encoder_ptr = 0; encoder_ptr < this.layout.nb_streams; ++encoder_ptr) {
|
|
this.encoders[encoder_ptr].setForceMode(value);
|
|
}
|
|
}
|
|
|
|
public boolean getUseInbandFEC() {
|
|
return this.encoders[0].getUseInbandFEC();
|
|
}
|
|
|
|
public void setUseInbandFEC(boolean value) {
|
|
for (int encoder_ptr = 0; encoder_ptr < this.layout.nb_streams; ++encoder_ptr) {
|
|
this.encoders[encoder_ptr].setUseInbandFEC(value);
|
|
}
|
|
}
|
|
|
|
public int getPacketLossPercent() {
|
|
return this.encoders[0].getPacketLossPercent();
|
|
}
|
|
|
|
public void setPacketLossPercent(int value) {
|
|
for (int encoder_ptr = 0; encoder_ptr < this.layout.nb_streams; ++encoder_ptr) {
|
|
this.encoders[encoder_ptr].setPacketLossPercent(value);
|
|
}
|
|
}
|
|
|
|
public boolean getUseVBR() {
|
|
return this.encoders[0].getUseVBR();
|
|
}
|
|
|
|
public void setUseVBR(boolean value) {
|
|
for (int encoder_ptr = 0; encoder_ptr < this.layout.nb_streams; ++encoder_ptr) {
|
|
this.encoders[encoder_ptr].setUseVBR(value);
|
|
}
|
|
}
|
|
|
|
public boolean getUseConstrainedVBR() {
|
|
return this.encoders[0].getUseConstrainedVBR();
|
|
}
|
|
|
|
public void setUseConstrainedVBR(boolean value) {
|
|
for (int encoder_ptr = 0; encoder_ptr < this.layout.nb_streams; ++encoder_ptr) {
|
|
this.encoders[encoder_ptr].setUseConstrainedVBR(value);
|
|
}
|
|
}
|
|
|
|
public OpusSignal getSignalType() {
|
|
return this.encoders[0].getSignalType();
|
|
}
|
|
|
|
public void setSignalType(OpusSignal value) {
|
|
for (int encoder_ptr = 0; encoder_ptr < this.layout.nb_streams; ++encoder_ptr) {
|
|
this.encoders[encoder_ptr].setSignalType(value);
|
|
}
|
|
}
|
|
|
|
public int getLookahead() {
|
|
return this.encoders[0].getLookahead();
|
|
}
|
|
|
|
public int getSampleRate() {
|
|
return this.encoders[0].getSampleRate();
|
|
}
|
|
|
|
public int getFinalRange() {
|
|
int value = 0;
|
|
int encoder_ptr = 0;
|
|
for (int s = 0; s < this.layout.nb_streams; ++s) {
|
|
value ^= this.encoders[encoder_ptr++].getFinalRange();
|
|
}
|
|
return value;
|
|
}
|
|
|
|
public int getLSBDepth() {
|
|
return this.encoders[0].getLSBDepth();
|
|
}
|
|
|
|
public void setLSBDepth(int value) {
|
|
for (int encoder_ptr = 0; encoder_ptr < this.layout.nb_streams; ++encoder_ptr) {
|
|
this.encoders[encoder_ptr].setLSBDepth(value);
|
|
}
|
|
}
|
|
|
|
public boolean getPredictionDisabled() {
|
|
return this.encoders[0].getPredictionDisabled();
|
|
}
|
|
|
|
public void setPredictionDisabled(boolean value) {
|
|
for (int encoder_ptr = 0; encoder_ptr < this.layout.nb_streams; ++encoder_ptr) {
|
|
this.encoders[encoder_ptr].setPredictionDisabled(value);
|
|
}
|
|
}
|
|
|
|
public OpusFramesize getExpertFrameDuration() {
|
|
return this.variable_duration;
|
|
}
|
|
|
|
public void setExpertFrameDuration(OpusFramesize value) {
|
|
this.variable_duration = value;
|
|
}
|
|
|
|
public OpusEncoder getMultistreamEncoderState(int streamId) {
|
|
if (streamId >= this.layout.nb_streams) {
|
|
throw new IllegalArgumentException("Requested stream doesn't exist");
|
|
}
|
|
return this.encoders[streamId];
|
|
}
|
|
}
|
|
|