diff options
Diffstat (limited to 'libavcodec/ppc/h264_altivec.c')
| -rw-r--r-- | libavcodec/ppc/h264_altivec.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/libavcodec/ppc/h264_altivec.c b/libavcodec/ppc/h264_altivec.c index 59642fdc36..3c2bb4d630 100644 --- a/libavcodec/ppc/h264_altivec.c +++ b/libavcodec/ppc/h264_altivec.c @@ -1,20 +1,20 @@ /* * Copyright (c) 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 */ @@ -87,6 +87,7 @@ static void ff_h264_idct_add_altivec(uint8_t *dst, int16_t *block, int stride) vtmp1 = vec_sld(vtmp0, vtmp0, 8); vtmp2 = vec_ld(16,block); vtmp3 = vec_sld(vtmp2, vtmp2, 8); + memset(block, 0, 16 * sizeof(int16_t)); VEC_1D_DCT(vtmp0,vtmp1,vtmp2,vtmp3,va0,va1,va2,va3); VEC_TRANSPOSE_4(va0,va1,va2,va3,vtmp0,vtmp1,vtmp2,vtmp3); @@ -206,6 +207,7 @@ static void ff_h264_idct8_add_altivec( uint8_t *dst, int16_t *dct, int stride ) s5 = vec_ld(0x50, (int16_t*)dct); s6 = vec_ld(0x60, (int16_t*)dct); s7 = vec_ld(0x70, (int16_t*)dct); + memset(dct, 0, 64 * sizeof(int16_t)); IDCT8_1D_ALTIVEC(s0, s1, s2, s3, s4, s5, s6, s7, d0, d1, d2, d3, d4, d5, d6, d7); @@ -234,6 +236,7 @@ static av_always_inline void h264_idct_dc_add_internal(uint8_t *dst, int16_t *bl int i; dc = (block[0] + 32) >> 6; + block[0] = 0; dc16 = vec_splat((vec_s16) vec_lde(0, &dc), 1); if (size == 4) |