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-rw-r--r--libavfilter/vf_yadif.c125
-rw-r--r--libavfilter/x86/vf_yadif_init.c12
-rw-r--r--libavfilter/yadif.h8
-rw-r--r--tests/ref/fate/filter-yadif-mode062
-rw-r--r--tests/ref/fate/filter-yadif-mode1124
5 files changed, 198 insertions, 133 deletions
diff --git a/libavfilter/vf_yadif.c b/libavfilter/vf_yadif.c
index 9ac1f3e..fb17531 100644
--- a/libavfilter/vf_yadif.c
+++ b/libavfilter/vf_yadif.c
@@ -34,15 +34,15 @@
#define PERM_RWP AV_PERM_WRITE | AV_PERM_PRESERVE | AV_PERM_REUSE
#define CHECK(j)\
- { int score = FFABS(cur[mrefs-1+(j)] - cur[prefs-1-(j)])\
+ { int score = FFABS(cur[mrefs + off_left + (j)] - cur[prefs + off_left - (j)])\
+ FFABS(cur[mrefs +(j)] - cur[prefs -(j)])\
- + FFABS(cur[mrefs+1+(j)] - cur[prefs+1-(j)]);\
+ + FFABS(cur[mrefs + off_right + (j)] - cur[prefs + off_right - (j)]);\
if (score < spatial_score) {\
spatial_score= score;\
spatial_pred= (cur[mrefs +(j)] + cur[prefs -(j)])>>1;\
-#define FILTER \
- for (x = 0; x < w; x++) { \
+#define FILTER(start, end) \
+ for (x = start; x < end; x++) { \
int c = cur[mrefs]; \
int d = (prev2[0] + next2[0])>>1; \
int e = cur[prefs]; \
@@ -51,11 +51,15 @@
int temporal_diff2 =(FFABS(next[mrefs] - c) + FFABS(next[prefs] - e) )>>1; \
int diff = FFMAX3(temporal_diff0 >> 1, temporal_diff1, temporal_diff2); \
int spatial_pred = (c+e) >> 1; \
- int spatial_score = FFABS(cur[mrefs - 1] - cur[prefs - 1]) + FFABS(c-e) \
- + FFABS(cur[mrefs + 1] - cur[prefs + 1]) - 1; \
+ int off_right = (x < w - 1) ? 1 : -1;\
+ int off_left = x ? -1 : 1;\
+ int spatial_score = FFABS(cur[mrefs + off_left] - cur[prefs + off_left]) + FFABS(c-e) \
+ + FFABS(cur[mrefs + off_right] - cur[prefs + off_right]) - 1; \
\
- CHECK(-1) CHECK(-2) }} }} \
- CHECK( 1) CHECK( 2) }} }} \
+ if (x > 2 && x < w - 3) {\
+ CHECK(-1) CHECK(-2) }} }} \
+ CHECK( 1) CHECK( 2) }} }} \
+ }\
\
if (mode < 2) { \
int b = (prev2[2 * mrefs] + next2[2 * mrefs])>>1; \
@@ -93,9 +97,34 @@ static void filter_line_c(void *dst1,
uint8_t *prev2 = parity ? prev : cur ;
uint8_t *next2 = parity ? cur : next;
- FILTER
+ FILTER(0, w)
}
+static void filter_edges(void *dst1, void *prev1, void *cur1, void *next1,
+ int w, int prefs, int mrefs, int parity, int mode,
+ int l_edge)
+{
+ uint8_t *dst = dst1;
+ uint8_t *prev = prev1;
+ uint8_t *cur = cur1;
+ uint8_t *next = next1;
+ int x;
+ uint8_t *prev2 = parity ? prev : cur ;
+ uint8_t *next2 = parity ? cur : next;
+
+ FILTER(0, l_edge)
+
+ dst = (uint8_t*)dst1 + w - 3;
+ prev = (uint8_t*)prev1 + w - 3;
+ cur = (uint8_t*)cur1 + w - 3;
+ next = (uint8_t*)next1 + w - 3;
+ prev2 = (uint8_t*)(parity ? prev : cur);
+ next2 = (uint8_t*)(parity ? cur : next);
+
+ FILTER(w - 3, w)
+}
+
+
static void filter_line_c_16bit(void *dst1,
void *prev1, void *cur1, void *next1,
int w, int prefs, int mrefs, int parity,
@@ -111,7 +140,31 @@ static void filter_line_c_16bit(void *dst1,
mrefs /= 2;
prefs /= 2;
- FILTER
+ FILTER(0, w)
+}
+
+static void filter_edges_16bit(void *dst1, void *prev1, void *cur1, void *next1,
+ int w, int prefs, int mrefs, int parity, int mode,
+ int l_edge)
+{
+ uint16_t *dst = dst1;
+ uint16_t *prev = prev1;
+ uint16_t *cur = cur1;
+ uint16_t *next = next1;
+ int x;
+ uint16_t *prev2 = parity ? prev : cur ;
+ uint16_t *next2 = parity ? cur : next;
+
+ FILTER(0, l_edge)
+
+ dst = (uint16_t*)dst1 + w - 3;
+ prev = (uint16_t*)prev1 + w - 3;
+ cur = (uint16_t*)cur1 + w - 3;
+ next = (uint16_t*)next1 + w - 3;
+ prev2 = (uint16_t*)(parity ? prev : cur);
+ next2 = (uint16_t*)(parity ? cur : next);
+
+ FILTER(w - 3, w)
}
static void filter(AVFilterContext *ctx, AVFilterBufferRef *dstpic,
@@ -126,6 +179,7 @@ static void filter(AVFilterContext *ctx, AVFilterBufferRef *dstpic,
int refs = yadif->cur->linesize[i];
int absrefs = FFABS(refs);
int df = (yadif->csp->comp[i].depth_minus1 + 8) / 8;
+ int l_edge, l_edge_pix;
if (i == 1 || i == 2) {
/* Why is this not part of the per-plane description thing? */
@@ -133,11 +187,11 @@ static void filter(AVFilterContext *ctx, AVFilterBufferRef *dstpic,
h >>= yadif->csp->log2_chroma_h;
}
- if(yadif->temp_line_size < absrefs) {
- av_free(yadif->temp_line);
- yadif->temp_line = av_mallocz(2*64 + 5*absrefs);
- yadif->temp_line_size = absrefs;
- }
+ /* filtering reads 3 pixels to the left/right; to avoid invalid reads,
+ * we need to call the c variant which avoids this for border pixels
+ */
+ l_edge = yadif->req_align;
+ l_edge_pix = l_edge / df;
for (y = 0; y < h; y++) {
if ((y ^ parity) & 1) {
@@ -146,26 +200,22 @@ static void filter(AVFilterContext *ctx, AVFilterBufferRef *dstpic,
uint8_t *next = &yadif->next->data[i][y * refs];
uint8_t *dst = &dstpic->data[i][y * dstpic->linesize[i]];
int mode = y == 1 || y + 2 == h ? 2 : yadif->mode;
- int prefs = y+1<h ? refs : -refs;
- int mrefs = y ?-refs : refs;
-
- if(y<=1 || y+2>=h) {
- uint8_t *tmp = yadif->temp_line + 64 + 2*absrefs;
- if(mode<2)
- memcpy(tmp+2*mrefs, cur+2*mrefs, w*df);
- memcpy(tmp+mrefs, cur+mrefs, w*df);
- memcpy(tmp , cur , w*df);
- if(prefs != mrefs) {
- memcpy(tmp+prefs, cur+prefs, w*df);
- if(mode<2)
- memcpy(tmp+2*prefs, cur+2*prefs, w*df);
- }
- cur = tmp;
+ if (yadif->req_align) {
+ yadif->filter_line(dst + l_edge, prev + l_edge, cur + l_edge,
+ next + l_edge, w - l_edge_pix - 3,
+ y + 1 < h ? refs : -refs,
+ y ? -refs : refs,
+ parity ^ tff, mode);
+ yadif->filter_edges(dst, prev, cur, next, w,
+ y + 1 < h ? refs : -refs,
+ y ? -refs : refs,
+ parity ^ tff, mode, l_edge_pix);
+ } else {
+ yadif->filter_line(dst, prev, cur, next + l_edge, w,
+ y + 1 < h ? refs : -refs,
+ y ? -refs : refs,
+ parity ^ tff, mode);
}
-
- yadif->filter_line(dst, prev, cur, next, w,
- prefs, mrefs,
- parity ^ tff, mode);
} else {
memcpy(&dstpic->data[i][y * dstpic->linesize[i]],
&yadif->cur->data[i][y * refs], w * df);
@@ -333,7 +383,6 @@ static av_cold void uninit(AVFilterContext *ctx)
avfilter_unref_bufferp(&yadif->prev);
avfilter_unref_bufferp(&yadif->cur );
avfilter_unref_bufferp(&yadif->next);
- av_freep(&yadif->temp_line); yadif->temp_line_size = 0;
av_opt_free(yadif);
}
@@ -416,9 +465,11 @@ static int config_props(AVFilterLink *link)
s->csp = av_pix_fmt_desc_get(link->format);
if (s->csp->comp[0].depth_minus1 / 8 == 1) {
- s->filter_line = filter_line_c_16bit;
+ s->filter_line = filter_line_c_16bit;
+ s->filter_edges = filter_edges_16bit;
} else {
- s->filter_line = filter_line_c;
+ s->filter_line = filter_line_c;
+ s->filter_edges = filter_edges;
if (ARCH_X86)
ff_yadif_init_x86(s);
diff --git a/libavfilter/x86/vf_yadif_init.c b/libavfilter/x86/vf_yadif_init.c
index 8d5e768..2873744 100644
--- a/libavfilter/x86/vf_yadif_init.c
+++ b/libavfilter/x86/vf_yadif_init.c
@@ -42,12 +42,18 @@ av_cold void ff_yadif_init_x86(YADIFContext *yadif)
#if HAVE_YASM
#if ARCH_X86_32
- if (EXTERNAL_MMXEXT(cpu_flags))
+ if (EXTERNAL_MMXEXT(cpu_flags)) {
yadif->filter_line = ff_yadif_filter_line_mmxext;
+ yadif->req_align = 8;
+ }
#endif /* ARCH_X86_32 */
- if (EXTERNAL_SSE2(cpu_flags))
+ if (EXTERNAL_SSE2(cpu_flags)) {
yadif->filter_line = ff_yadif_filter_line_sse2;
- if (EXTERNAL_SSSE3(cpu_flags))
+ yadif->req_align = 16;
+ }
+ if (EXTERNAL_SSSE3(cpu_flags)) {
yadif->filter_line = ff_yadif_filter_line_ssse3;
+ yadif->req_align = 16;
+ }
#endif /* HAVE_YASM */
}
diff --git a/libavfilter/yadif.h b/libavfilter/yadif.h
index b7e8852..50fc856 100644
--- a/libavfilter/yadif.h
+++ b/libavfilter/yadif.h
@@ -53,9 +53,17 @@ typedef struct YADIFContext {
AVFilterBufferRef *next;
AVFilterBufferRef *prev;
AVFilterBufferRef *out;
+
+ /**
+ * Required alignment for filter_line
+ */
+ int req_align;
void (*filter_line)(void *dst,
void *prev, void *cur, void *next,
int w, int prefs, int mrefs, int parity, int mode);
+ void (*filter_edges)(void *dst, void *prev, void *cur, void *next,
+ int w, int prefs, int mrefs, int parity, int mode,
+ int l_edge);
const AVPixFmtDescriptor *csp;
int eof;
diff --git a/tests/ref/fate/filter-yadif-mode0 b/tests/ref/fate/filter-yadif-mode0
index 7014333..162ba96 100644
--- a/tests/ref/fate/filter-yadif-mode0
+++ b/tests/ref/fate/filter-yadif-mode0
@@ -1,32 +1,32 @@
#tb 0: 1/25
-0, 9, 9, 1, 622080, 0x4440caef
-0, 10, 10, 1, 622080, 0xce67e69d
-0, 11, 11, 1, 622080, 0x1dbdc653
-0, 12, 12, 1, 622080, 0x55c791d0
-0, 13, 13, 1, 622080, 0x8193740b
-0, 14, 14, 1, 622080, 0x7125970f
-0, 15, 15, 1, 622080, 0xeb63783a
-0, 16, 16, 1, 622080, 0x7080590b
-0, 17, 17, 1, 622080, 0x13f8175b
-0, 18, 18, 1, 622080, 0x3e550e94
-0, 19, 19, 1, 622080, 0x7f9d66f7
-0, 20, 20, 1, 622080, 0x068eda80
-0, 21, 21, 1, 622080, 0x843997f7
-0, 22, 22, 1, 622080, 0x88207ca3
-0, 23, 23, 1, 622080, 0x353eed75
-0, 24, 24, 1, 622080, 0xf93e92b0
-0, 25, 25, 1, 622080, 0xd0811094
-0, 26, 26, 1, 622080, 0xb04a3141
-0, 27, 27, 1, 622080, 0x4ab84909
-0, 28, 28, 1, 622080, 0x4700b8f9
-0, 29, 29, 1, 622080, 0x6305aeba
-0, 30, 30, 1, 622080, 0x153faa3e
-0, 31, 31, 1, 622080, 0xae724063
-0, 32, 32, 1, 622080, 0xbe4fe779
-0, 33, 33, 1, 622080, 0x209ed8c7
-0, 34, 34, 1, 622080, 0xe2bbac96
-0, 35, 35, 1, 622080, 0xe945441e
-0, 36, 36, 1, 622080, 0x3590bd5d
-0, 37, 37, 1, 622080, 0x8f3ef716
-0, 38, 38, 1, 622080, 0x0109f125
-0, 39, 39, 1, 622080, 0x230c373f
+0, 9, 9, 1, 622080, 0x6331caee
+0, 10, 10, 1, 622080, 0xa459e690
+0, 11, 11, 1, 622080, 0x6429c648
+0, 12, 12, 1, 622080, 0xa49891ca
+0, 13, 13, 1, 622080, 0x2a887404
+0, 14, 14, 1, 622080, 0xe8d49705
+0, 15, 15, 1, 622080, 0x1b627835
+0, 16, 16, 1, 622080, 0x686858fd
+0, 17, 17, 1, 622080, 0x2675174f
+0, 18, 18, 1, 622080, 0x78470e7f
+0, 19, 19, 1, 622080, 0xffb366ec
+0, 20, 20, 1, 622080, 0xd575da72
+0, 21, 21, 1, 622080, 0x5fb297f7
+0, 22, 22, 1, 622080, 0xbac77ca0
+0, 23, 23, 1, 622080, 0x3276ed72
+0, 24, 24, 1, 622080, 0x264092b2
+0, 25, 25, 1, 622080, 0x20ba1094
+0, 26, 26, 1, 622080, 0x76cc3139
+0, 27, 27, 1, 622080, 0x469a4902
+0, 28, 28, 1, 622080, 0x0ed7b8f5
+0, 29, 29, 1, 622080, 0xdc51aeac
+0, 30, 30, 1, 622080, 0xee06aa36
+0, 31, 31, 1, 622080, 0x7372405f
+0, 32, 32, 1, 622080, 0x9e0ee776
+0, 33, 33, 1, 622080, 0x39e6d8c9
+0, 34, 34, 1, 622080, 0x51d9ac9a
+0, 35, 35, 1, 622080, 0x2b63441d
+0, 36, 36, 1, 622080, 0x58afbd5e
+0, 37, 37, 1, 622080, 0xb972f716
+0, 38, 38, 1, 622080, 0x6a6df129
+0, 39, 39, 1, 622080, 0x28b1373d
diff --git a/tests/ref/fate/filter-yadif-mode1 b/tests/ref/fate/filter-yadif-mode1
index 87c8d97..f1f513e 100644
--- a/tests/ref/fate/filter-yadif-mode1
+++ b/tests/ref/fate/filter-yadif-mode1
@@ -1,63 +1,63 @@
#tb 0: 1/50
-0, 18, 18, 1, 622080, 0x4440caef
-0, 19, 19, 1, 622080, 0xa5cea88b
-0, 20, 20, 1, 622080, 0xce67e69d
-0, 21, 21, 1, 622080, 0x9a57891f
-0, 22, 22, 1, 622080, 0x1dbdc653
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-0, 24, 24, 1, 622080, 0x55c791d0
-0, 25, 25, 1, 622080, 0x20db9890
-0, 26, 26, 1, 622080, 0x8193740b
-0, 27, 27, 1, 622080, 0xdb181d52
-0, 28, 28, 1, 622080, 0x7125970f
-0, 29, 29, 1, 622080, 0xc2b913d1
-0, 30, 30, 1, 622080, 0xeb63783a
-0, 31, 31, 1, 622080, 0xf1d9c5fb
-0, 32, 32, 1, 622080, 0x7080590b
-0, 33, 33, 1, 622080, 0xeda55774
-0, 34, 34, 1, 622080, 0x13f8175b
-0, 35, 35, 1, 622080, 0x01921a16
-0, 36, 36, 1, 622080, 0x3e550e94
-0, 37, 37, 1, 622080, 0xd5047bc9
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-0, 39, 39, 1, 622080, 0x2fc806ea
-0, 40, 40, 1, 622080, 0x068eda80
-0, 41, 41, 1, 622080, 0xf0e125a7
-0, 42, 42, 1, 622080, 0x843997f7
-0, 43, 43, 1, 622080, 0x4afe2976
-0, 44, 44, 1, 622080, 0x88207ca3
-0, 45, 45, 1, 622080, 0x637fcbfe
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-0, 57, 57, 1, 622080, 0x7e849cc9
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-0, 60, 60, 1, 622080, 0x153faa3e
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-0, 77, 77, 1, 622080, 0x5252371e
-0, 78, 78, 1, 622080, 0x230c373f
-0, 79, 79, 1, 622080, 0x5a1ab1f1
+0, 18, 18, 1, 622080, 0x6331caee
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+0, 50, 50, 1, 622080, 0x20ba1094
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+0, 75, 75, 1, 622080, 0xbb5d01a2
+0, 76, 76, 1, 622080, 0x6a6df129
+0, 77, 77, 1, 622080, 0x9e45371e
+0, 78, 78, 1, 622080, 0x28b1373d
+0, 79, 79, 1, 622080, 0xa1cdb1f2
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