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Searched refs:predictor (Results 1 – 25 of 43) sorted by relevance

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/third_party/ffmpeg/libavcodec/
Dadpcm.c162 c->status[0].predictor = av_clip_intp2(AV_RL32(avctx->extradata ), 18); in adpcm_decode_init()
163 c->status[1].predictor = av_clip_intp2(AV_RL32(avctx->extradata + 4), 18); in adpcm_decode_init()
169 c->status[0].predictor = av_clip_intp2(AV_RL32(avctx->extradata + 16), 18); in adpcm_decode_init()
171 c->status[1].predictor = av_clip_intp2(AV_RL32(avctx->extradata + 4), 18); in adpcm_decode_init()
174 c->status[0].predictor = av_clip_intp2(AV_RL32(avctx->extradata + 0), 18); in adpcm_decode_init()
176 c->status[1].predictor = av_clip_intp2(AV_RL32(avctx->extradata + 8), 18); in adpcm_decode_init()
238 pred = c->predictor; in adpcm_agm_expand_nibble()
256 c->predictor = pred; in adpcm_agm_expand_nibble()
274 c->predictor = pred; in adpcm_agm_expand_nibble()
281 int predictor; in adpcm_ima_expand_nibble() local
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Ddpcm.c216 int predictor[2]; in dpcm_decode_frame() local
270 predictor[1] = sign_extend(bytestream2_get_byteu(&gb) << 8, 16); in dpcm_decode_frame()
271 predictor[0] = sign_extend(bytestream2_get_byteu(&gb) << 8, 16); in dpcm_decode_frame()
273 predictor[0] = sign_extend(bytestream2_get_le16u(&gb), 16); in dpcm_decode_frame()
278 predictor[ch] += s->array[bytestream2_get_byteu(&gb)]; in dpcm_decode_frame()
279 predictor[ch] = av_clip_int16(predictor[ch]); in dpcm_decode_frame()
280 *output_samples++ = predictor[ch]; in dpcm_decode_frame()
291 predictor[ch] = sign_extend(bytestream2_get_le16u(&gb), 16); in dpcm_decode_frame()
292 *output_samples++ = predictor[ch]; in dpcm_decode_frame()
297 predictor[ch] += interplay_delta_table[bytestream2_get_byteu(&gb)]; in dpcm_decode_frame()
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Dvmdaudio.c110 int predictor[2]; in decode_audio_s16() local
115 predictor[ch] = (int16_t)AV_RL16(buf); in decode_audio_s16()
117 *out++ = predictor[ch]; in decode_audio_s16()
125 predictor[ch] -= vmdaudio_table[b & 0x7F]; in decode_audio_s16()
127 predictor[ch] += vmdaudio_table[b]; in decode_audio_s16()
128 predictor[ch] = av_clip_int16(predictor[ch]); in decode_audio_s16()
129 *out++ = predictor[ch]; in decode_audio_s16()
Dadpcmenc.c286 int predictor, nibble, bias; in adpcm_ms_compress_sample() local
288 predictor = (((c->sample1) * (c->coeff1)) + in adpcm_ms_compress_sample()
291 nibble = sample - predictor; in adpcm_ms_compress_sample()
300 predictor += ((nibble & 0x08) ? (nibble - 0x10) : nibble) * c->idelta; in adpcm_ms_compress_sample()
303 c->sample1 = av_clip_int16(predictor); in adpcm_ms_compress_sample()
318 c->predictor = 0; in adpcm_yamaha_compress_sample()
322 delta = sample - c->predictor; in adpcm_yamaha_compress_sample()
326 c->predictor += ((c->step * ff_adpcm_yamaha_difflookup[nibble]) / 8); in adpcm_yamaha_compress_sample()
327 c->predictor = av_clip_int16(c->predictor); in adpcm_yamaha_compress_sample()
371 nodes[0]->sample1 = c->predictor; in adpcm_compress_trellis()
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Dtta.c253 s->ch_ctx[i].predictor = 0; in tta_decode_frame()
265 int32_t *predictor = &s->ch_ctx[cur_chan].predictor; in tta_decode_frame() local
323 case 1: *p += PRED(*predictor, 4); break; in tta_decode_frame()
325 case 3: *p += PRED(*predictor, 5); break; in tta_decode_frame()
326 case 4: *p += *predictor; break; in tta_decode_frame()
328 *predictor = *p; in tta_decode_frame()
Dttaenc.c101 s->ch_ctx[i].predictor = 0; in tta_encode_frame()
125 case 1: value -= PRED(c->predictor, 4); break; in tta_encode_frame()
127 case 3: value -= PRED(c->predictor, 5); break; in tta_encode_frame()
129 c->predictor = temp; in tta_encode_frame()
Dmjpeg.h118 #define PREDICT(ret, topleft, top, left, predictor)\ argument
119 switch(predictor){\
Dhuffyuvdec.c330 s->predictor = method & 63; in decode_init()
355 s->predictor = LEFT; in decode_init()
359 s->predictor = LEFT; in decode_init()
363 s->predictor = PLANE; in decode_init()
367 s->predictor = MEDIAN; in decode_init()
371 s->predictor = LEFT; // OLD in decode_init()
554 if (s->predictor == MEDIAN && avctx->pix_fmt == AV_PIX_FMT_YUV422P && in decode_init()
907 switch (s->predictor) { in decode_slice()
918 if (s->predictor == PLANE) { in decode_slice()
985 switch (s->predictor) { in decode_slice()
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Daptx.c441 int32_t reconstructed_sample, predictor, srd0; in aptx_prediction_filtering() local
447 …predictor = av_clip_intp2((MUL64(prediction->s_weight[0], prediction->previous_reconstructed_sampl… in aptx_prediction_filtering()
460 prediction->predicted_sample = av_clip_intp2(predictor + prediction->predicted_difference, 23); in aptx_prediction_filtering()
Dhuffyuvenc.c315 s->predictor = avctx->prediction_method; in encode_init()
360 if (s->bitstream_bpp >= 24 && s->predictor == MEDIAN && s->version <= 2) { in encode_init()
366 ((uint8_t*)avctx->extradata)[0] = s->predictor | (s->decorrelate << 6); in encode_init()
795 if (s->predictor==MEDIAN) { in encode_frame()
852 if (s->predictor == PLANE && s->interlaced < y) { in encode_frame()
868 if (s->predictor == PLANE && s->interlaced < cy) { in encode_frame()
903 if (s->predictor == PLANE && s->interlaced < y) { in encode_frame()
931 if (s->predictor == PLANE && s->interlaced < y) { in encode_frame()
960 if (s->predictor==MEDIAN) { in encode_frame()
983 if (s->predictor == PLANE && s->interlaced < y) { in encode_frame()
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Dadpcm.h32 int predictor; member
Dexrdsp.h27 void (*predictor)(uint8_t *src, ptrdiff_t size); member
Dttadata.h39 int32_t predictor; member
Dexrdsp.c52 c->predictor = predictor_scalar; in ff_exrdsp_init()
Dljpegenc.c134 const AVFrame *frame, int predictor, in ljpeg_encode_yuv_mb() argument
162 ptr[-1], predictor); in ljpeg_encode_yuv_mb()
186 PREDICT(pred, ptr[-linesize - 1], ptr[-linesize], ptr[-1], predictor); in ljpeg_encode_yuv_mb()
Dhuffyuv.h58 Predictor predictor; member
/third_party/openGLES/extensions/SGIX/
DSGIX_mpeg1.txt35 MPEG predictor frames are stored as two-dimensional RGB images of
38 predictor images takes place through the GL routines
67 * When drawing from a predictor object, we always take the
69 the predictor? A similar question arises for drawing to a
70 predictor object.
77 * Currently, we require that the user allocate a predictor
79 predictor created at context init. Is this the correct
106 predictor space available?
123 * We have used a scheme for predictor management which is
133 upsampling prior to motion compensation and predictor
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DSGIX_mpeg2.txt31 read from only the top or bottom fields of a predictor frame. The
131 predictor update step is performed differently than the MPEG1
132 predictor update step. In the predictor update step during MPEG2
133 field decompression, only the top or bottom field of the predictor
136 the predictor). The other field of the predictor is left
137 unchanged. The predictor height must be twice the height of the
139 processing terminates without any change to the predictor frame
179 predictor is determined by the values of
183 PACK_MPEG_PREDICTOR_FWD_SGIX, the predictor bound to
186 the predictor bound to PACK_MPEG_PREDICTOR_BACK_SGIX is used as
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/third_party/skia/third_party/externals/opengl-registry/extensions/SGIX/
DSGIX_mpeg1.txt35 MPEG predictor frames are stored as two-dimensional RGB images of
38 predictor images takes place through the GL routines
67 * When drawing from a predictor object, we always take the
69 the predictor? A similar question arises for drawing to a
70 predictor object.
77 * Currently, we require that the user allocate a predictor
79 predictor created at context init. Is this the correct
106 predictor space available?
123 * We have used a scheme for predictor management which is
133 upsampling prior to motion compensation and predictor
[all …]
DSGIX_mpeg2.txt31 read from only the top or bottom fields of a predictor frame. The
131 predictor update step is performed differently than the MPEG1
132 predictor update step. In the predictor update step during MPEG2
133 field decompression, only the top or bottom field of the predictor
136 the predictor). The other field of the predictor is left
137 unchanged. The predictor height must be twice the height of the
139 processing terminates without any change to the predictor frame
179 predictor is determined by the values of
183 PACK_MPEG_PREDICTOR_FWD_SGIX, the predictor bound to
186 the predictor bound to PACK_MPEG_PREDICTOR_BACK_SGIX is used as
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/third_party/ffmpeg/libavcodec/x86/
Dexrdsp_init.c43 dsp->predictor = ff_predictor_ssse3; in ff_exrdsp_init_x86()
46 dsp->predictor = ff_predictor_avx; in ff_exrdsp_init_x86()
50 dsp->predictor = ff_predictor_avx2; in ff_exrdsp_init_x86()
Dexrdsp.asm5 ;* reorder_pixels, predictor based on patch by John Loy
8 ;* predictor AVX/AVX2 by Henrik Gramner
75 cglobal predictor, 2,2,5, src, size
/third_party/libsnd/src/
Dima_adpcm.c257 int chan, k, diff, bytecode, predictor ; in aiff_ima_decode_block() local
280 predictor = (int) ((short) ((blockdata [0] << 8) | (blockdata [1] & 0x80))) ; in aiff_ima_decode_block()
310 predictor += diff ; in aiff_ima_decode_block()
311 if (predictor < -32768) in aiff_ima_decode_block()
312 predictor = -32768 ; in aiff_ima_decode_block()
313 else if (predictor > 32767) in aiff_ima_decode_block()
314 predictor = 32767 ; in aiff_ima_decode_block()
316 pima->samples [pima->channels * k + chan] = predictor ; in aiff_ima_decode_block()
388 { int chan, k, predictor, blockindx, indx, indxstart, diff ; in wavlike_ima_decode_block() local
405 { predictor = pima->block [chan*4] | (pima->block [chan*4+1] << 8) ; in wavlike_ima_decode_block()
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/third_party/skia/third_party/externals/dng_sdk/source/
Ddng_lossless_jpeg.cpp2515 int32 predictor = QuickPredict (col, in DecodeImage() local
2522 curRowBuf [col] [curComp] = (ComponentType) (d + predictor); in DecodeImage()
2978 int32 predictor [4]; in FreqCountSet() local
2984 predictor [channel] = 1 << (fSrcBitDepth - 1); in FreqCountSet()
2987 predictor [channel] = sPtr [channel - fSrcRowStep]; in FreqCountSet()
2996 int32 pred0 = predictor [0]; in FreqCountSet()
2997 int32 pred1 = predictor [1]; in FreqCountSet()
3036 int16 diff = (int16) (pixel - predictor [channel]); in FreqCountSet()
3040 predictor [channel] = pixel; in FreqCountSet()
3084 int32 predictor [4]; in HuffEncode() local
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/third_party/ffmpeg/tests/checkasm/
Dexrdsp.c88 if (check_func(h.predictor, "predictor")) in checkasm_check_exrdsp()

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