diff options
Diffstat (limited to 'src/libffmpeg/libavcodec/ppc/dsputil_altivec.c')
| -rw-r--r-- | src/libffmpeg/libavcodec/ppc/dsputil_altivec.c | 130 |
1 files changed, 128 insertions, 2 deletions
diff --git a/src/libffmpeg/libavcodec/ppc/dsputil_altivec.c b/src/libffmpeg/libavcodec/ppc/dsputil_altivec.c index ff6e870b7..57b687dfd 100644 --- a/src/libffmpeg/libavcodec/ppc/dsputil_altivec.c +++ b/src/libffmpeg/libavcodec/ppc/dsputil_altivec.c @@ -27,6 +27,11 @@ #ifdef CONFIG_DARWIN #include <sys/sysctl.h> #else /* CONFIG_DARWIN */ +#ifdef __AMIGAOS4__ +#include <exec/exec.h> +#include <interfaces/exec.h> +#include <proto/exec.h> +#else /* __AMIGAOS4__ */ #include <signal.h> #include <setjmp.h> @@ -44,6 +49,7 @@ static void sigill_handler (int sig) siglongjmp (jmpbuf, 1); } #endif /* CONFIG_DARWIN */ +#endif /* __AMIGAOS4__ */ int sad16_x2_altivec(void *v, uint8_t *pix1, uint8_t *pix2, int line_size, int h) { @@ -1302,7 +1308,7 @@ POWERPC_PERF_STOP_COUNT(altivec_put_no_rnd_pixels16_xy2_num, 1); #endif /* ALTIVEC_USE_REFERENCE_C_CODE */ } -#if (__GNUC__ * 100 + __GNUC_MINOR__ >= 330) +#ifdef CONFIG_DARWIN int hadamard8_diff8x8_altivec(/*MpegEncContext*/ void *s, uint8_t *dst, uint8_t *src, int stride, int h){ POWERPC_PERF_DECLARE(altivec_hadamard8_diff8x8_num, 1); int sum; @@ -1612,10 +1618,19 @@ POWERPC_PERF_START_COUNT(altivec_hadamard8_diff16_num, 1); POWERPC_PERF_STOP_COUNT(altivec_hadamard8_diff16_num, 1); return score; } -#endif +#endif //CONFIG_DARWIN int has_altivec(void) { +#ifdef __AMIGAOS4__ + ULONG result = 0; + extern struct ExecIFace *IExec; + + IExec->GetCPUInfoTags(GCIT_VectorUnit, &result, TAG_DONE); + if (result == VECTORTYPE_ALTIVEC) return 1; + return 0; +#else /* __AMIGAOS4__ */ + #ifdef CONFIG_DARWIN int sels[2] = {CTL_HW, HW_VECTORUNIT}; int has_vu = 0; @@ -1646,4 +1661,115 @@ int has_altivec(void) } #endif /* CONFIG_DARWIN */ return 0; +#endif /* __AMIGAOS4__ */ +} + +/* next one assumes that ((line_size % 8) == 0) */ +void avg_pixels8_xy2_altivec(uint8_t *block, const uint8_t *pixels, int line_size, int h) +{ +POWERPC_PERF_DECLARE(altivec_avg_pixels8_xy2_num, 1); +#ifdef ALTIVEC_USE_REFERENCE_C_CODE + + int j; +POWERPC_PERF_START_COUNT(altivec_avg_pixels8_xy2_num, 1); + for (j = 0; j < 2; j++) { + int i; + const uint32_t a = (((const struct unaligned_32 *) (pixels))->l); + const uint32_t b = (((const struct unaligned_32 *) (pixels + 1))->l); + uint32_t l0 = (a & 0x03030303UL) + (b & 0x03030303UL) + 0x02020202UL; + uint32_t h0 = ((a & 0xFCFCFCFCUL) >> 2) + ((b & 0xFCFCFCFCUL) >> 2); + uint32_t l1, h1; + pixels += line_size; + for (i = 0; i < h; i += 2) { + uint32_t a = (((const struct unaligned_32 *) (pixels))->l); + uint32_t b = (((const struct unaligned_32 *) (pixels + 1))->l); + l1 = (a & 0x03030303UL) + (b & 0x03030303UL); + h1 = ((a & 0xFCFCFCFCUL) >> 2) + ((b & 0xFCFCFCFCUL) >> 2); + *((uint32_t *) block) = rnd_avg32(*((uint32_t *) block), h0 + h1 + (((l0 + l1) >> 2) & 0x0F0F0F0FUL)); + pixels += line_size; + block += line_size; + a = (((const struct unaligned_32 *) (pixels))->l); + b = (((const struct unaligned_32 *) (pixels + 1))->l); + l0 = (a & 0x03030303UL) + (b & 0x03030303UL) + 0x02020202UL; + h0 = ((a & 0xFCFCFCFCUL) >> 2) + ((b & 0xFCFCFCFCUL) >> 2); + *((uint32_t *) block) = rnd_avg32(*((uint32_t *) block), h0 + h1 + (((l0 + l1) >> 2) & 0x0F0F0F0FUL)); + pixels += line_size; + block += line_size; + } pixels += 4 - line_size * (h + 1); + block += 4 - line_size * h; + } +POWERPC_PERF_STOP_COUNT(altivec_avg_pixels8_xy2_num, 1); +#else /* ALTIVEC_USE_REFERENCE_C_CODE */ + register int i; + register vector unsigned char + pixelsv1, pixelsv2, + pixelsavg; + register vector unsigned char + blockv, temp1, temp2, blocktemp; + register vector unsigned short + pixelssum1, pixelssum2, temp3; + register const_vector unsigned char vczero = (const_vector unsigned char)vec_splat_u8(0); + register const_vector unsigned short vctwo = (const_vector unsigned short)vec_splat_u16(2); + + temp1 = vec_ld(0, pixels); + temp2 = vec_ld(16, pixels); + pixelsv1 = vec_perm(temp1, temp2, vec_lvsl(0, pixels)); + if ((((unsigned long)pixels) & 0x0000000F) == 0x0000000F) + { + pixelsv2 = temp2; + } + else + { + pixelsv2 = vec_perm(temp1, temp2, vec_lvsl(1, pixels)); + } + pixelsv1 = vec_mergeh(vczero, pixelsv1); + pixelsv2 = vec_mergeh(vczero, pixelsv2); + pixelssum1 = vec_add((vector unsigned short)pixelsv1, + (vector unsigned short)pixelsv2); + pixelssum1 = vec_add(pixelssum1, vctwo); + +POWERPC_PERF_START_COUNT(altivec_avg_pixels8_xy2_num, 1); + for (i = 0; i < h ; i++) { + int rightside = ((unsigned long)block & 0x0000000F); + blockv = vec_ld(0, block); + + temp1 = vec_ld(line_size, pixels); + temp2 = vec_ld(line_size + 16, pixels); + pixelsv1 = vec_perm(temp1, temp2, vec_lvsl(line_size, pixels)); + if (((((unsigned long)pixels) + line_size) & 0x0000000F) == 0x0000000F) + { + pixelsv2 = temp2; + } + else + { + pixelsv2 = vec_perm(temp1, temp2, vec_lvsl(line_size + 1, pixels)); + } + + pixelsv1 = vec_mergeh(vczero, pixelsv1); + pixelsv2 = vec_mergeh(vczero, pixelsv2); + pixelssum2 = vec_add((vector unsigned short)pixelsv1, + (vector unsigned short)pixelsv2); + temp3 = vec_add(pixelssum1, pixelssum2); + temp3 = vec_sra(temp3, vctwo); + pixelssum1 = vec_add(pixelssum2, vctwo); + pixelsavg = vec_packsu(temp3, (vector unsigned short) vczero); + + if (rightside) + { + blocktemp = vec_perm(blockv, pixelsavg, vcprm(0, 1, s0, s1)); + } + else + { + blocktemp = vec_perm(blockv, pixelsavg, vcprm(s0, s1, 2, 3)); + } + + blockv = vec_avg(blocktemp, blockv); + vec_st(blockv, 0, block); + + block += line_size; + pixels += line_size; + } + +POWERPC_PERF_STOP_COUNT(altivec_avg_pixels8_xy2_num, 1); +#endif /* ALTIVEC_USE_REFERENCE_C_CODE */ } |