[SCM] libav/master: h264: do not use 422 functions for monochrome
siretart at users.alioth.debian.org
siretart at users.alioth.debian.org
Sun May 4 21:36:31 UTC 2014
The following commit has been merged in the master branch:
commit b6a0f5cde808d84626f07b11c381cc6ef0954940
Author: Anton Khirnov <anton at khirnov.net>
Date: Thu Nov 28 10:54:35 2013 +0100
h264: do not use 422 functions for monochrome
Fixes invalid memory access.
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC:libav-stable at libav.org
diff --git a/libavcodec/arm/h264dsp_init_arm.c b/libavcodec/arm/h264dsp_init_arm.c
index b4277a5..761d96d 100644
--- a/libavcodec/arm/h264dsp_init_arm.c
+++ b/libavcodec/arm/h264dsp_init_arm.c
@@ -88,7 +88,7 @@ static void ff_h264dsp_init_neon(H264DSPContext *c, const int bit_depth, const i
c->h264_idct_dc_add = ff_h264_idct_dc_add_neon;
c->h264_idct_add16 = ff_h264_idct_add16_neon;
c->h264_idct_add16intra = ff_h264_idct_add16intra_neon;
- if (chroma_format_idc == 1)
+ if (chroma_format_idc <= 1)
c->h264_idct_add8 = ff_h264_idct_add8_neon;
c->h264_idct8_add = ff_h264_idct8_add_neon;
c->h264_idct8_dc_add = ff_h264_idct8_dc_add_neon;
diff --git a/libavcodec/h264dsp.c b/libavcodec/h264dsp.c
index 1353c1a..877302c 100644
--- a/libavcodec/h264dsp.c
+++ b/libavcodec/h264dsp.c
@@ -54,13 +54,13 @@ void ff_h264dsp_init(H264DSPContext *c, const int bit_depth, const int chroma_fo
c->h264_idct8_dc_add= FUNC(ff_h264_idct8_dc_add, depth);\
c->h264_idct_add16 = FUNC(ff_h264_idct_add16, depth);\
c->h264_idct8_add4 = FUNC(ff_h264_idct8_add4, depth);\
- if (chroma_format_idc == 1)\
+ if (chroma_format_idc <= 1)\
c->h264_idct_add8 = FUNC(ff_h264_idct_add8, depth);\
else\
c->h264_idct_add8 = FUNC(ff_h264_idct_add8_422, depth);\
c->h264_idct_add16intra= FUNC(ff_h264_idct_add16intra, depth);\
c->h264_luma_dc_dequant_idct= FUNC(ff_h264_luma_dc_dequant_idct, depth);\
- if (chroma_format_idc == 1)\
+ if (chroma_format_idc <= 1)\
c->h264_chroma_dc_dequant_idct= FUNC(ff_h264_chroma_dc_dequant_idct, depth);\
else\
c->h264_chroma_dc_dequant_idct= FUNC(ff_h264_chroma422_dc_dequant_idct, depth);\
@@ -81,20 +81,20 @@ void ff_h264dsp_init(H264DSPContext *c, const int bit_depth, const int chroma_fo
c->h264_h_loop_filter_luma_intra= FUNC(h264_h_loop_filter_luma_intra, depth);\
c->h264_h_loop_filter_luma_mbaff_intra= FUNC(h264_h_loop_filter_luma_mbaff_intra, depth);\
c->h264_v_loop_filter_chroma= FUNC(h264_v_loop_filter_chroma, depth);\
- if (chroma_format_idc == 1)\
+ if (chroma_format_idc <= 1)\
c->h264_h_loop_filter_chroma= FUNC(h264_h_loop_filter_chroma, depth);\
else\
c->h264_h_loop_filter_chroma= FUNC(h264_h_loop_filter_chroma422, depth);\
- if (chroma_format_idc == 1)\
+ if (chroma_format_idc <= 1)\
c->h264_h_loop_filter_chroma_mbaff= FUNC(h264_h_loop_filter_chroma_mbaff, depth);\
else\
c->h264_h_loop_filter_chroma_mbaff= FUNC(h264_h_loop_filter_chroma422_mbaff, depth);\
c->h264_v_loop_filter_chroma_intra= FUNC(h264_v_loop_filter_chroma_intra, depth);\
- if (chroma_format_idc == 1)\
+ if (chroma_format_idc <= 1)\
c->h264_h_loop_filter_chroma_intra= FUNC(h264_h_loop_filter_chroma_intra, depth);\
else\
c->h264_h_loop_filter_chroma_intra= FUNC(h264_h_loop_filter_chroma422_intra, depth);\
- if (chroma_format_idc == 1)\
+ if (chroma_format_idc <= 1)\
c->h264_h_loop_filter_chroma_mbaff_intra= FUNC(h264_h_loop_filter_chroma_mbaff_intra, depth);\
else\
c->h264_h_loop_filter_chroma_mbaff_intra= FUNC(h264_h_loop_filter_chroma422_mbaff_intra, depth);\
diff --git a/libavcodec/h264pred.c b/libavcodec/h264pred.c
index 94cf9d0..d16e2b1 100644
--- a/libavcodec/h264pred.c
+++ b/libavcodec/h264pred.c
@@ -471,7 +471,7 @@ void ff_h264_pred_init(H264PredContext *h, int codec_id, const int bit_depth,
h->pred8x8l[TOP_DC_PRED ]= FUNCC(pred8x8l_top_dc , depth);\
h->pred8x8l[DC_128_PRED ]= FUNCC(pred8x8l_128_dc , depth);\
\
- if (chroma_format_idc == 1) {\
+ if (chroma_format_idc <= 1) {\
h->pred8x8[VERT_PRED8x8 ]= FUNCC(pred8x8_vertical , depth);\
h->pred8x8[HOR_PRED8x8 ]= FUNCC(pred8x8_horizontal , depth);\
} else {\
@@ -479,7 +479,7 @@ void ff_h264_pred_init(H264PredContext *h, int codec_id, const int bit_depth,
h->pred8x8[HOR_PRED8x8 ]= FUNCC(pred8x16_horizontal , depth);\
}\
if (codec_id != AV_CODEC_ID_VP8) {\
- if (chroma_format_idc == 1) {\
+ if (chroma_format_idc <= 1) {\
h->pred8x8[PLANE_PRED8x8]= FUNCC(pred8x8_plane , depth);\
} else {\
h->pred8x8[PLANE_PRED8x8]= FUNCC(pred8x16_plane , depth);\
@@ -487,7 +487,7 @@ void ff_h264_pred_init(H264PredContext *h, int codec_id, const int bit_depth,
} else\
h->pred8x8[PLANE_PRED8x8]= FUNCD(pred8x8_tm_vp8);\
if(codec_id != AV_CODEC_ID_RV40 && codec_id != AV_CODEC_ID_VP8){\
- if (chroma_format_idc == 1) {\
+ if (chroma_format_idc <= 1) {\
h->pred8x8[DC_PRED8x8 ]= FUNCC(pred8x8_dc , depth);\
h->pred8x8[LEFT_DC_PRED8x8]= FUNCC(pred8x8_left_dc , depth);\
h->pred8x8[TOP_DC_PRED8x8 ]= FUNCC(pred8x8_top_dc , depth);\
@@ -513,7 +513,7 @@ void ff_h264_pred_init(H264PredContext *h, int codec_id, const int bit_depth,
h->pred8x8[DC_129_PRED8x8]= FUNCC(pred8x8_129_dc , depth);\
}\
}\
- if (chroma_format_idc == 1) {\
+ if (chroma_format_idc <= 1) {\
h->pred8x8[DC_128_PRED8x8 ]= FUNCC(pred8x8_128_dc , depth);\
} else {\
h->pred8x8[DC_128_PRED8x8 ]= FUNCC(pred8x16_128_dc , depth);\
@@ -547,7 +547,7 @@ void ff_h264_pred_init(H264PredContext *h, int codec_id, const int bit_depth,
h->pred4x4_add [ HOR_PRED ]= FUNCC(pred4x4_horizontal_add , depth);\
h->pred8x8l_add [VERT_PRED ]= FUNCC(pred8x8l_vertical_add , depth);\
h->pred8x8l_add [ HOR_PRED ]= FUNCC(pred8x8l_horizontal_add , depth);\
- if (chroma_format_idc == 1) {\
+ if (chroma_format_idc <= 1) {\
h->pred8x8_add [VERT_PRED8x8]= FUNCC(pred8x8_vertical_add , depth);\
h->pred8x8_add [ HOR_PRED8x8]= FUNCC(pred8x8_horizontal_add , depth);\
} else {\
diff --git a/libavcodec/ppc/h264_altivec.c b/libavcodec/ppc/h264_altivec.c
index 73e2adb..246ed1c 100644
--- a/libavcodec/ppc/h264_altivec.c
+++ b/libavcodec/ppc/h264_altivec.c
@@ -1005,7 +1005,7 @@ void ff_h264dsp_init_ppc(H264DSPContext *c, const int bit_depth, const int chrom
if (av_get_cpu_flags() & AV_CPU_FLAG_ALTIVEC) {
if (bit_depth == 8) {
c->h264_idct_add = ff_h264_idct_add_altivec;
- if (chroma_format_idc == 1)
+ if (chroma_format_idc <= 1)
c->h264_idct_add8 = ff_h264_idct_add8_altivec;
c->h264_idct_add16 = ff_h264_idct_add16_altivec;
c->h264_idct_add16intra = ff_h264_idct_add16intra_altivec;
diff --git a/libavcodec/x86/h264_intrapred_init.c b/libavcodec/x86/h264_intrapred_init.c
index 454dd3f..e536f36 100644
--- a/libavcodec/x86/h264_intrapred_init.c
+++ b/libavcodec/x86/h264_intrapred_init.c
@@ -187,7 +187,7 @@ void ff_h264_pred_init_x86(H264PredContext *h, int codec_id, const int bit_depth
if (EXTERNAL_MMX(mm_flags)) {
h->pred16x16[VERT_PRED8x8 ] = ff_pred16x16_vertical_8_mmx;
h->pred16x16[HOR_PRED8x8 ] = ff_pred16x16_horizontal_8_mmx;
- if (chroma_format_idc == 1) {
+ if (chroma_format_idc <= 1) {
h->pred8x8 [VERT_PRED8x8 ] = ff_pred8x8_vertical_8_mmx;
h->pred8x8 [HOR_PRED8x8 ] = ff_pred8x8_horizontal_8_mmx;
}
@@ -196,7 +196,7 @@ void ff_h264_pred_init_x86(H264PredContext *h, int codec_id, const int bit_depth
h->pred8x8 [PLANE_PRED8x8 ] = ff_pred8x8_tm_vp8_8_mmx;
h->pred4x4 [TM_VP8_PRED ] = ff_pred4x4_tm_vp8_8_mmx;
} else {
- if (chroma_format_idc == 1)
+ if (chroma_format_idc <= 1)
h->pred8x8 [PLANE_PRED8x8] = ff_pred8x8_plane_8_mmx;
if (codec_id == AV_CODEC_ID_SVQ3) {
if (mm_flags & AV_CPU_FLAG_CMOV)
@@ -212,7 +212,7 @@ void ff_h264_pred_init_x86(H264PredContext *h, int codec_id, const int bit_depth
if (EXTERNAL_MMXEXT(mm_flags)) {
h->pred16x16[HOR_PRED8x8 ] = ff_pred16x16_horizontal_8_mmxext;
h->pred16x16[DC_PRED8x8 ] = ff_pred16x16_dc_8_mmxext;
- if (chroma_format_idc == 1)
+ if (chroma_format_idc <= 1)
h->pred8x8[HOR_PRED8x8 ] = ff_pred8x8_horizontal_8_mmxext;
h->pred8x8l [TOP_DC_PRED ] = ff_pred8x8l_top_dc_8_mmxext;
h->pred8x8l [DC_PRED ] = ff_pred8x8l_dc_8_mmxext;
@@ -237,7 +237,7 @@ void ff_h264_pred_init_x86(H264PredContext *h, int codec_id, const int bit_depth
h->pred4x4 [HOR_UP_PRED ] = ff_pred4x4_horizontal_up_8_mmxext;
}
if (codec_id == AV_CODEC_ID_SVQ3 || codec_id == AV_CODEC_ID_H264) {
- if (chroma_format_idc == 1) {
+ if (chroma_format_idc <= 1) {
h->pred8x8[TOP_DC_PRED8x8 ] = ff_pred8x8_top_dc_8_mmxext;
h->pred8x8[DC_PRED8x8 ] = ff_pred8x8_dc_8_mmxext;
}
@@ -249,7 +249,7 @@ void ff_h264_pred_init_x86(H264PredContext *h, int codec_id, const int bit_depth
h->pred4x4 [TM_VP8_PRED ] = ff_pred4x4_tm_vp8_8_mmxext;
h->pred4x4 [VERT_PRED ] = ff_pred4x4_vertical_vp8_8_mmxext;
} else {
- if (chroma_format_idc == 1)
+ if (chroma_format_idc <= 1)
h->pred8x8 [PLANE_PRED8x8] = ff_pred8x8_plane_8_mmxext;
if (codec_id == AV_CODEC_ID_SVQ3) {
h->pred16x16[PLANE_PRED8x8 ] = ff_pred16x16_plane_svq3_8_mmxext;
@@ -276,7 +276,7 @@ void ff_h264_pred_init_x86(H264PredContext *h, int codec_id, const int bit_depth
h->pred16x16[PLANE_PRED8x8 ] = ff_pred16x16_tm_vp8_8_sse2;
h->pred8x8 [PLANE_PRED8x8 ] = ff_pred8x8_tm_vp8_8_sse2;
} else {
- if (chroma_format_idc == 1)
+ if (chroma_format_idc <= 1)
h->pred8x8 [PLANE_PRED8x8] = ff_pred8x8_plane_8_sse2;
if (codec_id == AV_CODEC_ID_SVQ3) {
h->pred16x16[PLANE_PRED8x8] = ff_pred16x16_plane_svq3_8_sse2;
@@ -291,7 +291,7 @@ void ff_h264_pred_init_x86(H264PredContext *h, int codec_id, const int bit_depth
if (EXTERNAL_SSSE3(mm_flags)) {
h->pred16x16[HOR_PRED8x8 ] = ff_pred16x16_horizontal_8_ssse3;
h->pred16x16[DC_PRED8x8 ] = ff_pred16x16_dc_8_ssse3;
- if (chroma_format_idc == 1)
+ if (chroma_format_idc <= 1)
h->pred8x8 [HOR_PRED8x8 ] = ff_pred8x8_horizontal_8_ssse3;
h->pred8x8l [TOP_DC_PRED ] = ff_pred8x8l_top_dc_8_ssse3;
h->pred8x8l [DC_PRED ] = ff_pred8x8l_dc_8_ssse3;
@@ -307,7 +307,7 @@ void ff_h264_pred_init_x86(H264PredContext *h, int codec_id, const int bit_depth
h->pred8x8 [PLANE_PRED8x8 ] = ff_pred8x8_tm_vp8_8_ssse3;
h->pred4x4 [TM_VP8_PRED ] = ff_pred4x4_tm_vp8_8_ssse3;
} else {
- if (chroma_format_idc == 1)
+ if (chroma_format_idc <= 1)
h->pred8x8 [PLANE_PRED8x8] = ff_pred8x8_plane_8_ssse3;
if (codec_id == AV_CODEC_ID_SVQ3) {
h->pred16x16[PLANE_PRED8x8] = ff_pred16x16_plane_svq3_8_ssse3;
@@ -323,7 +323,7 @@ void ff_h264_pred_init_x86(H264PredContext *h, int codec_id, const int bit_depth
h->pred4x4[DC_PRED ] = ff_pred4x4_dc_10_mmxext;
h->pred4x4[HOR_UP_PRED ] = ff_pred4x4_horizontal_up_10_mmxext;
- if (chroma_format_idc == 1)
+ if (chroma_format_idc <= 1)
h->pred8x8[DC_PRED8x8 ] = ff_pred8x8_dc_10_mmxext;
h->pred8x8l[DC_128_PRED ] = ff_pred8x8l_128_dc_10_mmxext;
@@ -342,7 +342,7 @@ void ff_h264_pred_init_x86(H264PredContext *h, int codec_id, const int bit_depth
h->pred4x4[VERT_RIGHT_PRED ] = ff_pred4x4_vertical_right_10_sse2;
h->pred4x4[HOR_DOWN_PRED ] = ff_pred4x4_horizontal_down_10_sse2;
- if (chroma_format_idc == 1) {
+ if (chroma_format_idc <= 1) {
h->pred8x8[DC_PRED8x8 ] = ff_pred8x8_dc_10_sse2;
h->pred8x8[TOP_DC_PRED8x8 ] = ff_pred8x8_top_dc_10_sse2;
h->pred8x8[PLANE_PRED8x8 ] = ff_pred8x8_plane_10_sse2;
diff --git a/libavcodec/x86/h264dsp_init.c b/libavcodec/x86/h264dsp_init.c
index 73d4990..fdb2e4a 100644
--- a/libavcodec/x86/h264dsp_init.c
+++ b/libavcodec/x86/h264dsp_init.c
@@ -212,7 +212,7 @@ void ff_h264dsp_init_x86(H264DSPContext *c, const int bit_depth,
{
int mm_flags = av_get_cpu_flags();
- if (chroma_format_idc == 1 && EXTERNAL_MMXEXT(mm_flags))
+ if (chroma_format_idc <= 1 && EXTERNAL_MMXEXT(mm_flags))
c->h264_loop_filter_strength = ff_h264_loop_filter_strength_mmxext;
if (bit_depth == 8) {
@@ -224,7 +224,7 @@ void ff_h264dsp_init_x86(H264DSPContext *c, const int bit_depth,
c->h264_idct_add16 = ff_h264_idct_add16_8_mmx;
c->h264_idct8_add4 = ff_h264_idct8_add4_8_mmx;
- if (chroma_format_idc == 1)
+ if (chroma_format_idc <= 1)
c->h264_idct_add8 = ff_h264_idct_add8_8_mmx;
c->h264_idct_add16intra = ff_h264_idct_add16intra_8_mmx;
if (mm_flags & AV_CPU_FLAG_CMOV)
@@ -235,13 +235,13 @@ void ff_h264dsp_init_x86(H264DSPContext *c, const int bit_depth,
c->h264_idct8_dc_add = ff_h264_idct8_dc_add_8_mmxext;
c->h264_idct_add16 = ff_h264_idct_add16_8_mmxext;
c->h264_idct8_add4 = ff_h264_idct8_add4_8_mmxext;
- if (chroma_format_idc == 1)
+ if (chroma_format_idc <= 1)
c->h264_idct_add8 = ff_h264_idct_add8_8_mmxext;
c->h264_idct_add16intra = ff_h264_idct_add16intra_8_mmxext;
c->h264_v_loop_filter_chroma = ff_deblock_v_chroma_8_mmxext;
c->h264_v_loop_filter_chroma_intra = ff_deblock_v_chroma_intra_8_mmxext;
- if (chroma_format_idc == 1) {
+ if (chroma_format_idc <= 1) {
c->h264_h_loop_filter_chroma = ff_deblock_h_chroma_8_mmxext;
c->h264_h_loop_filter_chroma_intra = ff_deblock_h_chroma_intra_8_mmxext;
}
@@ -264,7 +264,7 @@ void ff_h264dsp_init_x86(H264DSPContext *c, const int bit_depth,
c->h264_idct_add16 = ff_h264_idct_add16_8_sse2;
c->h264_idct8_add4 = ff_h264_idct8_add4_8_sse2;
- if (chroma_format_idc == 1)
+ if (chroma_format_idc <= 1)
c->h264_idct_add8 = ff_h264_idct_add8_8_sse2;
c->h264_idct_add16intra = ff_h264_idct_add16intra_8_sse2;
c->h264_luma_dc_dequant_idct = ff_h264_luma_dc_dequant_idct_sse2;
@@ -309,7 +309,7 @@ void ff_h264dsp_init_x86(H264DSPContext *c, const int bit_depth,
c->h264_idct8_dc_add = ff_h264_idct8_dc_add_10_sse2;
c->h264_idct_add16 = ff_h264_idct_add16_10_sse2;
- if (chroma_format_idc == 1)
+ if (chroma_format_idc <= 1)
c->h264_idct_add8 = ff_h264_idct_add8_10_sse2;
c->h264_idct_add16intra = ff_h264_idct_add16intra_10_sse2;
#if HAVE_ALIGNED_STACK
@@ -349,7 +349,7 @@ void ff_h264dsp_init_x86(H264DSPContext *c, const int bit_depth,
c->h264_idct8_dc_add = ff_h264_idct8_dc_add_10_avx;
c->h264_idct_add16 = ff_h264_idct_add16_10_avx;
- if (chroma_format_idc == 1)
+ if (chroma_format_idc <= 1)
c->h264_idct_add8 = ff_h264_idct_add8_10_avx;
c->h264_idct_add16intra = ff_h264_idct_add16intra_10_avx;
#if HAVE_ALIGNED_STACK
--
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