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1 /*
2  * RV30/40 decoder motion compensation functions
3  * Copyright (c) 2008 Konstantin Shishkov
4  *
5  * This file is part of FFmpeg.
6  *
7  * FFmpeg is free software; you can redistribute it and/or
8  * modify it under the terms of the GNU Lesser General Public
9  * License as published by the Free Software Foundation; either
10  * version 2.1 of the License, or (at your option) any later version.
11  *
12  * FFmpeg is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
15  * Lesser General Public License for more details.
16  *
17  * You should have received a copy of the GNU Lesser General Public
18  * License along with FFmpeg; if not, write to the Free Software
19  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
20  */
22 /**
23  * @file
24  * RV30/40 decoder motion compensation functions
25  */
27 #ifndef AVCODEC_RV34DSP_H
28 #define AVCODEC_RV34DSP_H
30 #include "h264chroma.h"
31 #include "qpeldsp.h"
33 typedef void (*rv40_weight_func)(uint8_t *dst/*align width (8 or 16)*/,
34  uint8_t *src1/*align width (8 or 16)*/,
35  uint8_t *src2/*align width (8 or 16)*/,
36  int w1, int w2, ptrdiff_t stride);
38 typedef void (*rv34_inv_transform_func)(int16_t *block);
40 typedef void (*rv34_idct_add_func)(uint8_t *dst, ptrdiff_t stride, int16_t *block);
41 typedef void (*rv34_idct_dc_add_func)(uint8_t *dst, ptrdiff_t stride,
42  int dc);
45  int filter_p1, int filter_q1,
46  int alpha, int beta,
47  int lims, int lim_q1, int lim_p1);
50  int alpha, int lims,
51  int dmode, int chroma);
53 typedef int (*rv40_loop_filter_strength_func)(uint8_t *src, ptrdiff_t stride,
54  int beta, int beta2, int edge,
55  int *p1, int *q1);
57 typedef struct RV34DSPContext {
62  /**
63  * Biweight functions, first dimension is transform size (16/8),
64  * second is whether the weight is prescaled by 1/512 to skip
65  * the intermediate shifting.
66  */
88 #endif /* AVCODEC_RV34DSP_H */
qpel_mc_func put_pixels_tab[4][16]
Definition: rv34dsp.h:58
void ff_rv40dsp_init(RV34DSPContext *c)
Definition: rv40dsp.c:614
static av_always_inline void chroma(WaveformContext *s, AVFrame *in, AVFrame *out, int component, int intensity, int offset_y, int offset_x, int column, int mirror)
Definition: vf_waveform.c:1318
void(* rv34_inv_transform_func)(int16_t *block)
Definition: rv34dsp.h:38
rv40_loop_filter_strength_func rv40_loop_filter_strength[2]
Definition: rv34dsp.h:74
void(* qpel_mc_func)(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)
Definition: qpeldsp.h:65
void(* rv40_strong_loop_filter_func)(uint8_t *src, ptrdiff_t stride, int alpha, int lims, int dmode, int chroma)
Definition: rv34dsp.h:49
static const uint8_t q1[256]
Definition: twofish.c:96
void ff_rv40dsp_init_arm(RV34DSPContext *c)
void(* rv34_idct_add_func)(uint8_t *dst, ptrdiff_t stride, int16_t *block)
Definition: rv34dsp.h:40
static int16_t block[64]
Definition: dct.c:113
void ff_rv40dsp_init_aarch64(RV34DSPContext *c)
void(* rv40_weight_func)(uint8_t *dst, uint8_t *src1, uint8_t *src2, int w1, int w2, ptrdiff_t stride)
Definition: rv34dsp.h:33
rv40_weak_loop_filter_func rv40_weak_loop_filter[2]
Definition: rv34dsp.h:72
rv40_weight_func rv40_weight_pixels_tab[2][2]
Biweight functions, first dimension is transform size (16/8), second is whether the weight is prescal...
Definition: rv34dsp.h:67
quarterpel DSP functions
rv34_idct_add_func rv34_idct_add
Definition: rv34dsp.h:70
static double alpha(void *priv, double x, double y)
Definition: vf_geq.c:99
qpel_mc_func avg_pixels_tab[4][16]
Definition: rv34dsp.h:59
void ff_rv34dsp_init_arm(RV34DSPContext *c)
rv34_idct_dc_add_func rv34_idct_dc_add
Definition: rv34dsp.h:71
void(* rv40_weak_loop_filter_func)(uint8_t *src, ptrdiff_t stride, int filter_p1, int filter_q1, int alpha, int beta, int lims, int lim_q1, int lim_p1)
Definition: rv34dsp.h:44
rv34_inv_transform_func rv34_inv_transform_dc
Definition: rv34dsp.h:69
int(* rv40_loop_filter_strength_func)(uint8_t *src, ptrdiff_t stride, int beta, int beta2, int edge, int *p1, int *q1)
Definition: rv34dsp.h:53
void(* rv34_idct_dc_add_func)(uint8_t *dst, ptrdiff_t stride, int dc)
Definition: rv34dsp.h:41
#define src
Definition: vp9dsp.c:530
#define src1
Definition: h264pred.c:139
void ff_rv34dsp_init_x86(RV34DSPContext *c)
Definition: rv34dsp_init.c:33
void ff_rv34dsp_init(RV34DSPContext *c)
Definition: rv34dsp.c:131
void(* h264_chroma_mc_func)(uint8_t *dst, uint8_t *src, int srcStride, int h, int x, int y)
Definition: h264chroma.h:24
void ff_rv40dsp_init_x86(RV34DSPContext *c)
Definition: rv40dsp_init.c:215
static double c[64]
rv40_strong_loop_filter_func rv40_strong_loop_filter[2]
Definition: rv34dsp.h:73
uint8_t pi<< 24) CONV_FUNC_GROUP(AV_SAMPLE_FMT_FLT, float, AV_SAMPLE_FMT_U8, uint8_t,(*(constuint8_t *) pi-0x80)*(1.0f/(1<< 7))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_DBL, double, AV_SAMPLE_FMT_U8, uint8_t,(*(constuint8_t *) pi-0x80)*(1.0/(1<< 7))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_U8, uint8_t, AV_SAMPLE_FMT_S16, int16_t,(*(constint16_t *) pi >>8)+0x80) CONV_FUNC_GROUP(AV_SAMPLE_FMT_FLT, float, AV_SAMPLE_FMT_S16, int16_t,*(constint16_t *) pi *(1.0f/(1<< 15))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_DBL, double, AV_SAMPLE_FMT_S16, int16_t,*(constint16_t *) pi *(1.0/(1<< 15))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_U8, uint8_t, AV_SAMPLE_FMT_S32, int32_t,(*(constint32_t *) pi >>24)+0x80) CONV_FUNC_GROUP(AV_SAMPLE_FMT_FLT, float, AV_SAMPLE_FMT_S32, int32_t,*(constint32_t *) pi *(1.0f/(1U<< 31))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_DBL, double, AV_SAMPLE_FMT_S32, int32_t,*(constint32_t *) pi *(1.0/(1U<< 31))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_U8, uint8_t, AV_SAMPLE_FMT_FLT, float, av_clip_uint8(lrintf(*(constfloat *) pi *(1<< 7))+0x80)) CONV_FUNC_GROUP(AV_SAMPLE_FMT_S16, int16_t, AV_SAMPLE_FMT_FLT, float, av_clip_int16(lrintf(*(constfloat *) pi *(1<< 15)))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_S32, int32_t, AV_SAMPLE_FMT_FLT, float, av_clipl_int32(llrintf(*(constfloat *) pi *(1U<< 31)))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_U8, uint8_t, AV_SAMPLE_FMT_DBL, double, av_clip_uint8(lrint(*(constdouble *) pi *(1<< 7))+0x80)) CONV_FUNC_GROUP(AV_SAMPLE_FMT_S16, int16_t, AV_SAMPLE_FMT_DBL, double, av_clip_int16(lrint(*(constdouble *) pi *(1<< 15)))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_S32, int32_t, AV_SAMPLE_FMT_DBL, double, av_clipl_int32(llrint(*(constdouble *) pi *(1U<< 31))))#defineSET_CONV_FUNC_GROUP(ofmt, ifmt) staticvoidset_generic_function(AudioConvert *ac){}voidff_audio_convert_free(AudioConvert **ac){if(!*ac) return;ff_dither_free(&(*ac) ->dc);av_freep(ac);}AudioConvert *ff_audio_convert_alloc(AVAudioResampleContext *avr, enumAVSampleFormatout_fmt, enumAVSampleFormatin_fmt, intchannels, intsample_rate, intapply_map){AudioConvert *ac;intin_planar, out_planar;ac=av_mallocz(sizeof(*ac));if(!ac) returnNULL;ac->avr=avr;ac->out_fmt=out_fmt;ac->in_fmt=in_fmt;ac->channels=channels;ac->apply_map=apply_map;if(avr->dither_method!=AV_RESAMPLE_DITHER_NONE &&av_get_packed_sample_fmt(out_fmt)==AV_SAMPLE_FMT_S16 &&av_get_bytes_per_sample(in_fmt)>2){ac->dc=ff_dither_alloc(avr, out_fmt, in_fmt, channels, sample_rate, apply_map);if(!ac->dc){av_free(ac);returnNULL;}returnac;}in_planar=ff_sample_fmt_is_planar(in_fmt, channels);out_planar=ff_sample_fmt_is_planar(out_fmt, channels);if(in_planar==out_planar){ac->func_type=CONV_FUNC_TYPE_FLAT;ac->planes=in_planar?ac->channels:1;}elseif(in_planar) ac->func_type=CONV_FUNC_TYPE_INTERLEAVE;elseac->func_type=CONV_FUNC_TYPE_DEINTERLEAVE;set_generic_function(ac);if(ARCH_AARCH64) ff_audio_convert_init_aarch64(ac);if(ARCH_ARM) ff_audio_convert_init_arm(ac);if(ARCH_X86) ff_audio_convert_init_x86(ac);returnac;}intff_audio_convert(AudioConvert *ac, AudioData *out, AudioData *in){intuse_generic=1;intlen=in->nb_samples;intp;if(ac->dc){av_log(ac->avr, AV_LOG_TRACE,"%dsamples-audio_convert:%sto%s(dithered)\n", len, av_get_sample_fmt_name(ac->in_fmt), av_get_sample_fmt_name(ac->out_fmt));returnff_convert_dither(ac-> dc
rv34_inv_transform_func rv34_inv_transform
Definition: rv34dsp.h:68
h264_chroma_mc_func avg_chroma_pixels_tab[3]
Definition: rv34dsp.h:61
#define stride
h264_chroma_mc_func put_chroma_pixels_tab[3]
Definition: rv34dsp.h:60
void ff_rv30dsp_init(RV34DSPContext *c)
Definition: rv30dsp.c:265