* Copyright (c) 2002 Dieter Shirley
* Copyright (c) 2003-2004 Romain Dolbeau <romain@dolbeau.org>
*
- * This file is part of FFmpeg.
+ * This file is part of Libav.
*
- * FFmpeg is free software; you can redistribute it and/or
+ * Libav is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
- * FFmpeg is distributed in the hope that it will be useful,
+ * Libav is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
- * License along with FFmpeg; if not, write to the Free Software
+ * License along with Libav; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
+#include "libavutil/cpu.h"
#include "libavcodec/dsputil.h"
-
-#include "dsputil_ppc.h"
-
#include "dsputil_altivec.h"
-void fdct_altivec(int16_t *block);
-void gmc1_altivec(uint8_t *dst, uint8_t *src, int stride, int h,
- int x16, int y16, int rounder);
-void idct_put_altivec(uint8_t *dest, int line_size, int16_t *block);
-void idct_add_altivec(uint8_t *dest, int line_size, int16_t *block);
-
-void ff_vp3_idct_altivec(DCTELEM *block);
-void ff_vp3_idct_put_altivec(uint8_t *dest, int line_size, DCTELEM *block);
-void ff_vp3_idct_add_altivec(uint8_t *dest, int line_size, DCTELEM *block);
-
-void dsputil_h264_init_ppc(DSPContext* c, AVCodecContext *avctx);
-
-void dsputil_init_altivec(DSPContext* c, AVCodecContext *avctx);
-void vc1dsp_init_altivec(DSPContext* c, AVCodecContext *avctx);
-void float_init_altivec(DSPContext* c, AVCodecContext *avctx);
-void int_init_altivec(DSPContext* c, AVCodecContext *avctx);
-
-int mm_flags = 0;
-
-int mm_support(void)
-{
- int result = 0;
-#if HAVE_ALTIVEC
- if (has_altivec()) {
- result |= FF_MM_ALTIVEC;
- }
-#endif /* result */
- return result;
-}
-
-#if CONFIG_POWERPC_PERF
-unsigned long long perfdata[POWERPC_NUM_PMC_ENABLED][powerpc_perf_total][powerpc_data_total];
-/* list below must match enum in dsputil_ppc.h */
-static unsigned char* perfname[] = {
- "ff_fft_calc_altivec",
- "gmc1_altivec",
- "dct_unquantize_h263_altivec",
- "fdct_altivec",
- "idct_add_altivec",
- "idct_put_altivec",
- "put_pixels16_altivec",
- "avg_pixels16_altivec",
- "avg_pixels8_altivec",
- "put_pixels8_xy2_altivec",
- "put_no_rnd_pixels8_xy2_altivec",
- "put_pixels16_xy2_altivec",
- "put_no_rnd_pixels16_xy2_altivec",
- "hadamard8_diff8x8_altivec",
- "hadamard8_diff16_altivec",
- "avg_pixels8_xy2_altivec",
- "clear_blocks_dcbz32_ppc",
- "clear_blocks_dcbz128_ppc",
- "put_h264_chroma_mc8_altivec",
- "avg_h264_chroma_mc8_altivec",
- "put_h264_qpel16_h_lowpass_altivec",
- "avg_h264_qpel16_h_lowpass_altivec",
- "put_h264_qpel16_v_lowpass_altivec",
- "avg_h264_qpel16_v_lowpass_altivec",
- "put_h264_qpel16_hv_lowpass_altivec",
- "avg_h264_qpel16_hv_lowpass_altivec",
- ""
-};
-#include <stdio.h>
-#endif
-
-#if CONFIG_POWERPC_PERF
-void powerpc_display_perf_report(void)
-{
- int i, j;
- av_log(NULL, AV_LOG_INFO, "PowerPC performance report\n Values are from the PMC registers, and represent whatever the registers are set to record.\n");
- for(i = 0 ; i < powerpc_perf_total ; i++) {
- for (j = 0; j < POWERPC_NUM_PMC_ENABLED ; j++) {
- if (perfdata[j][i][powerpc_data_num] != (unsigned long long)0)
- av_log(NULL, AV_LOG_INFO,
- " Function \"%s\" (pmc%d):\n\tmin: %"PRIu64"\n\tmax: %"PRIu64"\n\tavg: %1.2lf (%"PRIu64")\n",
- perfname[i],
- j+1,
- perfdata[j][i][powerpc_data_min],
- perfdata[j][i][powerpc_data_max],
- (double)perfdata[j][i][powerpc_data_sum] /
- (double)perfdata[j][i][powerpc_data_num],
- perfdata[j][i][powerpc_data_num]);
- }
- }
-}
-#endif /* CONFIG_POWERPC_PERF */
-
/* ***** WARNING ***** WARNING ***** WARNING ***** */
/*
clear_blocks_dcbz32_ppc will not work properly on PowerPC processors with a
see <http://developer.apple.com/technotes/tn/tn2087.html>
and <http://developer.apple.com/technotes/tn/tn2086.html>
*/
-void clear_blocks_dcbz32_ppc(DCTELEM *blocks)
+static void clear_blocks_dcbz32_ppc(DCTELEM *blocks)
{
-POWERPC_PERF_DECLARE(powerpc_clear_blocks_dcbz32, 1);
register int misal = ((unsigned long)blocks & 0x00000010);
register int i = 0;
-POWERPC_PERF_START_COUNT(powerpc_clear_blocks_dcbz32, 1);
-#if 1
if (misal) {
((unsigned long*)blocks)[0] = 0L;
((unsigned long*)blocks)[1] = 0L;
((unsigned long*)blocks)[191] = 0L;
i += 16;
}
-#else
- memset(blocks, 0, sizeof(DCTELEM)*6*64);
-#endif
-POWERPC_PERF_STOP_COUNT(powerpc_clear_blocks_dcbz32, 1);
}
/* same as above, when dcbzl clear a whole 128B cache line
i.e. the PPC970 aka G5 */
#if HAVE_DCBZL
-void clear_blocks_dcbz128_ppc(DCTELEM *blocks)
+static void clear_blocks_dcbz128_ppc(DCTELEM *blocks)
{
-POWERPC_PERF_DECLARE(powerpc_clear_blocks_dcbz128, 1);
register int misal = ((unsigned long)blocks & 0x0000007f);
register int i = 0;
-POWERPC_PERF_START_COUNT(powerpc_clear_blocks_dcbz128, 1);
-#if 1
if (misal) {
// we could probably also optimize this case,
// but there's not much point as the machines
for ( ; i < sizeof(DCTELEM)*6*64 ; i += 128) {
__asm__ volatile("dcbzl %0,%1" : : "b" (blocks), "r" (i) : "memory");
}
-#else
- memset(blocks, 0, sizeof(DCTELEM)*6*64);
-#endif
-POWERPC_PERF_STOP_COUNT(powerpc_clear_blocks_dcbz128, 1);
}
#else
-void clear_blocks_dcbz128_ppc(DCTELEM *blocks)
+static void clear_blocks_dcbz128_ppc(DCTELEM *blocks)
{
memset(blocks, 0, sizeof(DCTELEM)*6*64);
}
the intended effect (Apple "fixed" dcbz)
unfortunately this cannot be used unless the assembler
knows about dcbzl ... */
-long check_dcbzl_effect(void)
+static long check_dcbzl_effect(void)
{
register char *fakedata = av_malloc(1024);
register char *fakedata_middle;
return count;
}
#else
-long check_dcbzl_effect(void)
+static long check_dcbzl_effect(void)
{
return 0;
}
} while(--h);
}
-void dsputil_init_ppc(DSPContext* c, AVCodecContext *avctx)
+void ff_dsputil_init_ppc(DSPContext* c, AVCodecContext *avctx)
{
+ const int high_bit_depth = avctx->bits_per_raw_sample > 8;
+
// Common optimizations whether AltiVec is available or not
c->prefetch = prefetch_ppc;
+ if (!high_bit_depth) {
switch (check_dcbzl_effect()) {
case 32:
c->clear_blocks = clear_blocks_dcbz32_ppc;
default:
break;
}
+ }
#if HAVE_ALTIVEC
- if(CONFIG_H264_DECODER) dsputil_h264_init_ppc(c, avctx);
+ if(CONFIG_H264_DECODER) ff_dsputil_h264_init_ppc(c, avctx);
- if (has_altivec()) {
- mm_flags |= FF_MM_ALTIVEC;
-
- dsputil_init_altivec(c, avctx);
- if(CONFIG_VC1_DECODER)
- vc1dsp_init_altivec(c, avctx);
- float_init_altivec(c, avctx);
- int_init_altivec(c, avctx);
- c->gmc1 = gmc1_altivec;
+ if (av_get_cpu_flags() & AV_CPU_FLAG_ALTIVEC) {
+ ff_dsputil_init_altivec(c, avctx);
+ ff_float_init_altivec(c, avctx);
+ ff_int_init_altivec(c, avctx);
+ c->gmc1 = ff_gmc1_altivec;
#if CONFIG_ENCODERS
- if (avctx->dct_algo == FF_DCT_AUTO ||
- avctx->dct_algo == FF_DCT_ALTIVEC) {
- c->fdct = fdct_altivec;
+ if (avctx->bits_per_raw_sample <= 8 &&
+ (avctx->dct_algo == FF_DCT_AUTO ||
+ avctx->dct_algo == FF_DCT_ALTIVEC)) {
+ c->fdct = ff_fdct_altivec;
}
#endif //CONFIG_ENCODERS
- if (avctx->lowres==0) {
+ if (avctx->bits_per_raw_sample <= 8) {
if ((avctx->idct_algo == FF_IDCT_AUTO) ||
(avctx->idct_algo == FF_IDCT_ALTIVEC)) {
- c->idct_put = idct_put_altivec;
- c->idct_add = idct_add_altivec;
+ c->idct_put = ff_idct_put_altivec;
+ c->idct_add = ff_idct_add_altivec;
c->idct_permutation_type = FF_TRANSPOSE_IDCT_PERM;
}else if((CONFIG_VP3_DECODER || CONFIG_VP5_DECODER || CONFIG_VP6_DECODER) &&
avctx->idct_algo==FF_IDCT_VP3){
}
}
-#if CONFIG_POWERPC_PERF
- {
- int i, j;
- for (i = 0 ; i < powerpc_perf_total ; i++) {
- for (j = 0; j < POWERPC_NUM_PMC_ENABLED ; j++) {
- perfdata[j][i][powerpc_data_min] = 0xFFFFFFFFFFFFFFFFULL;
- perfdata[j][i][powerpc_data_max] = 0x0000000000000000ULL;
- perfdata[j][i][powerpc_data_sum] = 0x0000000000000000ULL;
- perfdata[j][i][powerpc_data_num] = 0x0000000000000000ULL;
- }
- }
- }
-#endif /* CONFIG_POWERPC_PERF */
}
#endif /* HAVE_ALTIVEC */
}