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cosmetics: reindent
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parent
9000b6db22
commit
e9e37f2d10
@ -427,91 +427,91 @@ static int shorten_decode_frame(AVCodecContext *avctx,
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}
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} else {
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/* process audio command */
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int residual_size = 0;
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int channel = s->cur_chan;
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int32_t coffset;
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if (cmd != FN_ZERO) {
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residual_size = get_ur_golomb_shorten(&s->gb, ENERGYSIZE);
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/* this is a hack as version 0 differed in defintion of get_sr_golomb_shorten */
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if (s->version == 0)
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residual_size--;
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}
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int residual_size = 0;
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int channel = s->cur_chan;
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int32_t coffset;
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if (cmd != FN_ZERO) {
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residual_size = get_ur_golomb_shorten(&s->gb, ENERGYSIZE);
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/* this is a hack as version 0 differed in defintion of get_sr_golomb_shorten */
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if (s->version == 0)
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residual_size--;
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}
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if (s->nmean == 0)
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coffset = s->offset[channel][0];
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else {
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int32_t sum = (s->version < 2) ? 0 : s->nmean / 2;
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for (i=0; i<s->nmean; i++)
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sum += s->offset[channel][i];
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coffset = sum / s->nmean;
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if (s->version >= 2)
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coffset >>= FFMIN(1, s->bitshift);
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if (s->nmean == 0)
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coffset = s->offset[channel][0];
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else {
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int32_t sum = (s->version < 2) ? 0 : s->nmean / 2;
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for (i=0; i<s->nmean; i++)
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sum += s->offset[channel][i];
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coffset = sum / s->nmean;
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if (s->version >= 2)
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coffset >>= FFMIN(1, s->bitshift);
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}
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switch (cmd) {
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case FN_ZERO:
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for (i=0; i<s->blocksize; i++)
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s->decoded[channel][i] = 0;
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break;
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case FN_DIFF0:
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for (i=0; i<s->blocksize; i++)
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s->decoded[channel][i] = get_sr_golomb_shorten(&s->gb, residual_size) + coffset;
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break;
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case FN_DIFF1:
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for (i=0; i<s->blocksize; i++)
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s->decoded[channel][i] = get_sr_golomb_shorten(&s->gb, residual_size) + s->decoded[channel][i - 1];
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break;
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case FN_DIFF2:
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for (i=0; i<s->blocksize; i++)
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s->decoded[channel][i] = get_sr_golomb_shorten(&s->gb, residual_size) + 2*s->decoded[channel][i-1]
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- s->decoded[channel][i-2];
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break;
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case FN_DIFF3:
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for (i=0; i<s->blocksize; i++)
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s->decoded[channel][i] = get_sr_golomb_shorten(&s->gb, residual_size) + 3*s->decoded[channel][i-1]
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- 3*s->decoded[channel][i-2]
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+ s->decoded[channel][i-3];
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break;
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case FN_QLPC:
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{
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int pred_order = get_ur_golomb_shorten(&s->gb, LPCQSIZE);
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if (pred_order > s->nwrap) {
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av_log(avctx, AV_LOG_ERROR,
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"invalid pred_order %d\n",
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pred_order);
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return -1;
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}
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for (i=0; i<pred_order; i++)
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s->decoded[channel][i - pred_order] -= coffset;
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decode_subframe_lpc(s, channel, residual_size, pred_order);
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if (coffset != 0)
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for (i=0; i < s->blocksize; i++)
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s->decoded[channel][i] += coffset;
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}
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switch (cmd) {
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case FN_ZERO:
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for (i=0; i<s->blocksize; i++)
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s->decoded[channel][i] = 0;
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break;
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case FN_DIFF0:
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for (i=0; i<s->blocksize; i++)
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s->decoded[channel][i] = get_sr_golomb_shorten(&s->gb, residual_size) + coffset;
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break;
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case FN_DIFF1:
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for (i=0; i<s->blocksize; i++)
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s->decoded[channel][i] = get_sr_golomb_shorten(&s->gb, residual_size) + s->decoded[channel][i - 1];
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break;
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case FN_DIFF2:
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for (i=0; i<s->blocksize; i++)
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s->decoded[channel][i] = get_sr_golomb_shorten(&s->gb, residual_size) + 2*s->decoded[channel][i-1]
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- s->decoded[channel][i-2];
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break;
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case FN_DIFF3:
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for (i=0; i<s->blocksize; i++)
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s->decoded[channel][i] = get_sr_golomb_shorten(&s->gb, residual_size) + 3*s->decoded[channel][i-1]
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- 3*s->decoded[channel][i-2]
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+ s->decoded[channel][i-3];
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break;
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case FN_QLPC:
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{
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int pred_order = get_ur_golomb_shorten(&s->gb, LPCQSIZE);
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if (pred_order > s->nwrap) {
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av_log(avctx, AV_LOG_ERROR,
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"invalid pred_order %d\n",
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pred_order);
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return -1;
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}
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for (i=0; i<pred_order; i++)
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s->decoded[channel][i - pred_order] -= coffset;
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decode_subframe_lpc(s, channel, residual_size, pred_order);
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if (coffset != 0)
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for (i=0; i < s->blocksize; i++)
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s->decoded[channel][i] += coffset;
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}
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}
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if (s->nmean > 0) {
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int32_t sum = (s->version < 2) ? 0 : s->blocksize / 2;
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for (i=0; i<s->blocksize; i++)
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sum += s->decoded[channel][i];
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}
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if (s->nmean > 0) {
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int32_t sum = (s->version < 2) ? 0 : s->blocksize / 2;
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for (i=0; i<s->blocksize; i++)
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sum += s->decoded[channel][i];
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for (i=1; i<s->nmean; i++)
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s->offset[channel][i-1] = s->offset[channel][i];
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for (i=1; i<s->nmean; i++)
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s->offset[channel][i-1] = s->offset[channel][i];
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if (s->version < 2)
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s->offset[channel][s->nmean - 1] = sum / s->blocksize;
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else
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s->offset[channel][s->nmean - 1] = (sum / s->blocksize) << s->bitshift;
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}
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for (i=-s->nwrap; i<0; i++)
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s->decoded[channel][i] = s->decoded[channel][i + s->blocksize];
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if (s->version < 2)
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s->offset[channel][s->nmean - 1] = sum / s->blocksize;
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else
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s->offset[channel][s->nmean - 1] = (sum / s->blocksize) << s->bitshift;
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}
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for (i=-s->nwrap; i<0; i++)
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s->decoded[channel][i] = s->decoded[channel][i + s->blocksize];
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fix_bitshift(s, s->decoded[channel]);
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fix_bitshift(s, s->decoded[channel]);
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s->cur_chan++;
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if (s->cur_chan == s->channels) {
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samples = interleave_buffer(samples, s->channels, s->blocksize, s->decoded);
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s->cur_chan = 0;
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goto frame_done;
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}
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s->cur_chan++;
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if (s->cur_chan == s->channels) {
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samples = interleave_buffer(samples, s->channels, s->blocksize, s->decoded);
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s->cur_chan = 0;
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goto frame_done;
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}
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}
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}
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frame_done:
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