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Searched refs:QROOT (Results 1 - 4 of 4) sorted by relevance

/third_party/ffmpeg/libavcodec/
H A Dsnowdata.h127 /* ff_qexp[i] = lrintf(128 * 2^(i / QROOT)) with QROOT = 32 */
128 const uint8_t ff_qexp[QROOT] = {
H A Dsnowdec.c117 const int qlog= av_clip(s->qlog + (int64_t)b->qlog, 0, QROOT*16); in decode_subband_slice_buffered()
118 int qmul= ff_qexp[qlog&(QROOT-1)]<<(qlog>>QSHIFT); in decode_subband_slice_buffered()
224 const int qlog= av_clip(s->qlog + (int64_t)b->qlog, 0, QROOT*16); in dequantize_slice_buffered()
225 const int qmul= ff_qexp[qlog&(QROOT-1)]<<(qlog>>QSHIFT); in dequantize_slice_buffered()
H A Dsnowenc.c1247 const int qlog= av_clip(s->qlog + b->qlog, 0, QROOT*16); in quantize()
1248 const int qmul= ff_qexp[qlog&(QROOT-1)]<<((qlog>>QSHIFT) + ENCODER_EXTRA_BITS); in quantize()
1308 const int qlog= av_clip(s->qlog + b->qlog, 0, QROOT*16); in dequantize()
1309 const int qmul= ff_qexp[qlog&(QROOT-1)]<<(qlog>>QSHIFT); in dequantize()
1482 return lrint(QROOT*log2(qscale / (float)FF_QP2LAMBDA)) in qscale2qlog()
1483 + 61*QROOT/8; ///< 64 > 60 in qscale2qlog()
1501 const int qlog= av_clip(2*QROOT + b->qlog, 0, QROOT*16); in ratecontrol_1pass()
1502 const int qmul= ff_qexp[qlog&(QROOT-1)]<<(qlog>>QSHIFT); in ratecontrol_1pass()
1560 b->qlog= (int)(QROOT * log in calculate_visual_weight()
[all...]
H A Dsnow.h46 #define QROOT (1<<QSHIFT) macro
200 extern const uint8_t ff_qexp[QROOT];

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