Revision ccf22d3e
| libavcodec/ppc/check_altivec.c | ||
|---|---|---|
| 43 | 43 |
* is present. |
| 44 | 44 |
*/ |
| 45 | 45 |
|
| 46 |
int has_altivec(void)
|
|
| 46 |
int mm_support(void)
|
|
| 47 | 47 |
{
|
| 48 |
#if HAVE_ALTIVEC |
|
| 48 | 49 |
#ifdef __AMIGAOS4__ |
| 49 | 50 |
ULONG result = 0; |
| 50 | 51 |
extern struct ExecIFace *IExec; |
| 51 | 52 |
|
| 52 | 53 |
IExec->GetCPUInfoTags(GCIT_VectorUnit, &result, TAG_DONE); |
| 53 |
if (result == VECTORTYPE_ALTIVEC) return 1; |
|
| 54 |
if (result == VECTORTYPE_ALTIVEC) |
|
| 55 |
return AV_CPU_FLAG_ALTIVEC; |
|
| 54 | 56 |
return 0; |
| 55 | 57 |
#elif defined(__APPLE__) || defined(__OpenBSD__) |
| 56 | 58 |
#ifdef __OpenBSD__ |
| ... | ... | |
| 64 | 66 |
|
| 65 | 67 |
err = sysctl(sels, 2, &has_vu, &len, NULL, 0); |
| 66 | 68 |
|
| 67 |
if (err == 0) return has_vu != 0; |
|
| 69 |
if (err == 0) |
|
| 70 |
return has_vu ? AV_CPU_FLAG_ALTIVEC : 0; |
|
| 68 | 71 |
return 0; |
| 69 | 72 |
#elif CONFIG_RUNTIME_CPUDETECT |
| 70 | 73 |
int proc_ver; |
| ... | ... | |
| 76 | 79 |
proc_ver == 0x0039 || proc_ver == 0x003c || |
| 77 | 80 |
proc_ver == 0x0044 || proc_ver == 0x0045 || |
| 78 | 81 |
proc_ver == 0x0070) |
| 79 |
return 1;
|
|
| 82 |
return AV_CPU_FLAG_ALTIVEC;
|
|
| 80 | 83 |
return 0; |
| 81 | 84 |
#else |
| 82 | 85 |
// Since we were compiled for AltiVec, just assume we have it |
| 83 | 86 |
// until someone comes up with a proper way (not involving signal hacks). |
| 84 |
return 1;
|
|
| 87 |
return AV_CPU_FLAG_ALTIVEC;
|
|
| 85 | 88 |
#endif /* __AMIGAOS4__ */ |
| 89 |
#endif /* HAVE_ALTIVEC */ |
|
| 90 |
return 0; |
|
| 86 | 91 |
} |
| 87 | 92 |
|
| libavcodec/ppc/dsputil_altivec.h | ||
|---|---|---|
| 30 | 30 |
|
| 31 | 31 |
void avg_pixels16_altivec(uint8_t *block, const uint8_t *pixels, int line_size, int h); |
| 32 | 32 |
|
| 33 |
int has_altivec(void); |
|
| 34 |
|
|
| 35 | 33 |
void fdct_altivec(int16_t *block); |
| 36 | 34 |
void gmc1_altivec(uint8_t *dst, uint8_t *src, int stride, int h, |
| 37 | 35 |
int x16, int y16, int rounder); |
| libavcodec/ppc/dsputil_ppc.c | ||
|---|---|---|
| 23 | 23 |
#include "libavcodec/dsputil.h" |
| 24 | 24 |
#include "dsputil_altivec.h" |
| 25 | 25 |
|
| 26 |
int mm_support(void) |
|
| 27 |
{
|
|
| 28 |
int result = 0; |
|
| 29 |
#if HAVE_ALTIVEC |
|
| 30 |
if (has_altivec()) {
|
|
| 31 |
result |= AV_CPU_FLAG_ALTIVEC; |
|
| 32 |
} |
|
| 33 |
#endif /* result */ |
|
| 34 |
return result; |
|
| 35 |
} |
|
| 36 |
|
|
| 37 | 26 |
/* ***** WARNING ***** WARNING ***** WARNING ***** */ |
| 38 | 27 |
/* |
| 39 | 28 |
clear_blocks_dcbz32_ppc will not work properly on PowerPC processors with a |
| ... | ... | |
| 179 | 168 |
#if HAVE_ALTIVEC |
| 180 | 169 |
if(CONFIG_H264_DECODER) dsputil_h264_init_ppc(c, avctx); |
| 181 | 170 |
|
| 182 |
if (has_altivec()) {
|
|
| 171 |
if (mm_support() & AV_CPU_FLAG_ALTIVEC) {
|
|
| 183 | 172 |
dsputil_init_altivec(c, avctx); |
| 184 | 173 |
if(CONFIG_VC1_DECODER) |
| 185 | 174 |
vc1dsp_init_altivec(c, avctx); |
| libavcodec/ppc/h264_altivec.c | ||
|---|---|---|
| 969 | 969 |
|
| 970 | 970 |
void dsputil_h264_init_ppc(DSPContext* c, AVCodecContext *avctx) {
|
| 971 | 971 |
|
| 972 |
if (has_altivec()) {
|
|
| 972 |
if (mm_support() & AV_CPU_FLAG_ALTIVEC) {
|
|
| 973 | 973 |
c->put_h264_chroma_pixels_tab[0] = put_h264_chroma_mc8_altivec; |
| 974 | 974 |
c->avg_h264_chroma_pixels_tab[0] = avg_h264_chroma_mc8_altivec; |
| 975 | 975 |
c->put_no_rnd_vc1_chroma_pixels_tab[0] = put_no_rnd_vc1_chroma_mc8_altivec; |
| ... | ... | |
| 1001 | 1001 |
|
| 1002 | 1002 |
void ff_h264dsp_init_ppc(H264DSPContext *c) |
| 1003 | 1003 |
{
|
| 1004 |
if (has_altivec()) {
|
|
| 1004 |
if (mm_support() & AV_CPU_FLAG_ALTIVEC) {
|
|
| 1005 | 1005 |
c->h264_idct_add = ff_h264_idct_add_altivec; |
| 1006 | 1006 |
c->h264_idct_add8 = ff_h264_idct_add8_altivec; |
| 1007 | 1007 |
c->h264_idct_add16 = ff_h264_idct_add16_altivec; |
| libavcodec/ppc/mpegvideo_altivec.c | ||
|---|---|---|
| 570 | 570 |
|
| 571 | 571 |
void MPV_common_init_altivec(MpegEncContext *s) |
| 572 | 572 |
{
|
| 573 |
if (!has_altivec()) return;
|
|
| 573 |
if (!(mm_support() & AV_CPU_FLAG_ALTIVEC)) return;
|
|
| 574 | 574 |
|
| 575 | 575 |
if (s->avctx->lowres==0) {
|
| 576 | 576 |
if ((s->avctx->idct_algo == FF_IDCT_AUTO) || |
| libavcodec/ppc/vp8dsp_altivec.c | ||
|---|---|---|
| 265 | 265 |
|
| 266 | 266 |
av_cold void ff_vp8dsp_init_altivec(VP8DSPContext *c) |
| 267 | 267 |
{
|
| 268 |
if (!has_altivec())
|
|
| 268 |
if (!(mm_support() & AV_CPU_FLAG_ALTIVEC))
|
|
| 269 | 269 |
return; |
| 270 | 270 |
|
| 271 | 271 |
c->put_vp8_epel_pixels_tab[0][0][0] = put_vp8_pixels16_altivec; |
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