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Diffstat (limited to 'libavcodec/ppc/dsputil_ppc.c')
-rw-r--r--libavcodec/ppc/dsputil_ppc.c20
1 files changed, 14 insertions, 6 deletions
diff --git a/libavcodec/ppc/dsputil_ppc.c b/libavcodec/ppc/dsputil_ppc.c
index 6b894e02aa..f827a2a2f0 100644
--- a/libavcodec/ppc/dsputil_ppc.c
+++ b/libavcodec/ppc/dsputil_ppc.c
@@ -3,20 +3,20 @@
* Copyright (c) 2002 Dieter Shirley
* Copyright (c) 2003-2004 Romain Dolbeau <romain@dolbeau.org>
*
- * This file is part of Libav.
+ * This file is part of FFmpeg.
*
- * Libav is free software; you can redistribute it and/or
+ * FFmpeg 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.
*
- * Libav is distributed in the hope that it will be useful,
+ * FFmpeg 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 Libav; if not, write to the Free Software
+ * License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
@@ -149,6 +149,14 @@ static void prefetch_ppc(void *mem, int stride, int h)
void ff_dsputil_init_ppc(DSPContext* c, AVCodecContext *avctx)
{
const int high_bit_depth = avctx->bits_per_raw_sample > 8;
+ int mm_flags = av_get_cpu_flags();
+
+ if (avctx->dsp_mask) {
+ if (avctx->dsp_mask & AV_CPU_FLAG_FORCE)
+ mm_flags |= (avctx->dsp_mask & 0xffff);
+ else
+ mm_flags &= ~(avctx->dsp_mask & 0xffff);
+ }
// Common optimizations whether AltiVec is available or not
c->prefetch = prefetch_ppc;
@@ -168,7 +176,7 @@ void ff_dsputil_init_ppc(DSPContext* c, AVCodecContext *avctx)
#if HAVE_ALTIVEC
if(CONFIG_H264_DECODER) ff_dsputil_h264_init_ppc(c, avctx);
- if (av_get_cpu_flags() & AV_CPU_FLAG_ALTIVEC) {
+ if (mm_flags & AV_CPU_FLAG_ALTIVEC) {
ff_dsputil_init_altivec(c, avctx);
ff_float_init_altivec(c, avctx);
ff_int_init_altivec(c, avctx);
@@ -182,7 +190,7 @@ void ff_dsputil_init_ppc(DSPContext* c, AVCodecContext *avctx)
}
#endif //CONFIG_ENCODERS
- if (avctx->bits_per_raw_sample <= 8) {
+ if (avctx->lowres == 0 && avctx->bits_per_raw_sample <= 8) {
if ((avctx->idct_algo == FF_IDCT_AUTO) ||
(avctx->idct_algo == FF_IDCT_ALTIVEC)) {
c->idct_put = ff_idct_put_altivec;