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yadif: support 16-bit
Fixes by Michael Niedermayer <michaelni@gmx.at> Signed-off-by: Anton Khirnov <anton@khirnov.net>
This commit is contained in:
James Darnley
Anton Khirnov
parent
88312a4de3
commit
b137bf7df3
@ -1,5 +1,6 @@
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/*
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/*
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* Copyright (C) 2006-2010 Michael Niedermayer <michaelni@gmx.at>
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* Copyright (C) 2006-2010 Michael Niedermayer <michaelni@gmx.at>
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* 2010 James Darnley <james.darnley@gmail.com>
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*
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*
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* This file is part of Libav.
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* This file is part of Libav.
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*
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*
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@ -56,25 +57,6 @@ typedef struct {
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const AVPixFmtDescriptor *csp;
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const AVPixFmtDescriptor *csp;
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} YADIFContext;
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} YADIFContext;
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static void filter_line_c(uint8_t *dst,
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uint8_t *prev, uint8_t *cur, uint8_t *next,
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int w, int prefs, int mrefs, int parity, int mode)
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{
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int x;
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uint8_t *prev2 = parity ? prev : cur ;
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uint8_t *next2 = parity ? cur : next;
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for (x = 0; x < w; x++) {
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int c = cur[mrefs];
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int d = (prev2[0] + next2[0])>>1;
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int e = cur[prefs];
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int temporal_diff0 = FFABS(prev2[0] - next2[0]);
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int temporal_diff1 =(FFABS(prev[mrefs] - c) + FFABS(prev[prefs] - e) )>>1;
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int temporal_diff2 =(FFABS(next[mrefs] - c) + FFABS(next[prefs] - e) )>>1;
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int diff = FFMAX3(temporal_diff0>>1, temporal_diff1, temporal_diff2);
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int spatial_pred = (c+e)>>1;
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int spatial_score = FFABS(cur[mrefs-1] - cur[prefs-1]) + FFABS(c-e)
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+ FFABS(cur[mrefs+1] - cur[prefs+1]) - 1;
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#define CHECK(j)\
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#define CHECK(j)\
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{ int score = FFABS(cur[mrefs-1+(j)] - cur[prefs-1-(j)])\
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{ int score = FFABS(cur[mrefs-1+(j)] - cur[prefs-1-(j)])\
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+ FFABS(cur[mrefs +(j)] - cur[prefs -(j)])\
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+ FFABS(cur[mrefs +(j)] - cur[prefs -(j)])\
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@ -83,39 +65,68 @@ static void filter_line_c(uint8_t *dst,
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spatial_score= score;\
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spatial_score= score;\
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spatial_pred= (cur[mrefs +(j)] + cur[prefs -(j)])>>1;\
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spatial_pred= (cur[mrefs +(j)] + cur[prefs -(j)])>>1;\
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CHECK(-1) CHECK(-2) }} }}
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#define FILTER \
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CHECK( 1) CHECK( 2) }} }}
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for (x = 0; x < w; x++) { \
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int c = cur[mrefs]; \
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if (mode < 2) {
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int d = (prev2[0] + next2[0])>>1; \
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int b = (prev2[2*mrefs] + next2[2*mrefs])>>1;
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int e = cur[prefs]; \
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int f = (prev2[2*prefs] + next2[2*prefs])>>1;
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int temporal_diff0 = FFABS(prev2[0] - next2[0]); \
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#if 0
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int temporal_diff1 =(FFABS(prev[mrefs] - c) + FFABS(prev[prefs] - e) )>>1; \
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int a = cur[-3*refs];
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int temporal_diff2 =(FFABS(next[mrefs] - c) + FFABS(next[prefs] - e) )>>1; \
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int g = cur[+3*refs];
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int diff = FFMAX3(temporal_diff0>>1, temporal_diff1, temporal_diff2); \
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int max = FFMAX3(d-e, d-c, FFMIN3(FFMAX(b-c,f-e),FFMAX(b-c,b-a),FFMAX(f-g,f-e)) );
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int spatial_pred = (c+e)>>1; \
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int min = FFMIN3(d-e, d-c, FFMAX3(FFMIN(b-c,f-e),FFMIN(b-c,b-a),FFMIN(f-g,f-e)) );
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int spatial_score = FFABS(cur[mrefs-1] - cur[prefs-1]) + FFABS(c-e) \
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#else
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+ FFABS(cur[mrefs+1] - cur[prefs+1]) - 1; \
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int max = FFMAX3(d-e, d-c, FFMIN(b-c, f-e));
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\
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int min = FFMIN3(d-e, d-c, FFMAX(b-c, f-e));
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CHECK(-1) CHECK(-2) }} }} \
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#endif
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CHECK( 1) CHECK( 2) }} }} \
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\
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diff = FFMAX3(diff, min, -max);
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if (mode < 2) { \
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}
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int b = (prev2[2*mrefs] + next2[2*mrefs])>>1; \
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int f = (prev2[2*prefs] + next2[2*prefs])>>1; \
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if (spatial_pred > d + diff)
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int max = FFMAX3(d-e, d-c, FFMIN(b-c, f-e)); \
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spatial_pred = d + diff;
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int min = FFMIN3(d-e, d-c, FFMAX(b-c, f-e)); \
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else if (spatial_pred < d - diff)
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\
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spatial_pred = d - diff;
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diff = FFMAX3(diff, min, -max); \
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} \
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dst[0] = spatial_pred;
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\
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if (spatial_pred > d + diff) \
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dst++;
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spatial_pred = d + diff; \
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cur++;
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else if (spatial_pred < d - diff) \
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prev++;
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spatial_pred = d - diff; \
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next++;
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\
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prev2++;
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dst[0] = spatial_pred; \
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next2++;
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\
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dst++; \
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cur++; \
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prev++; \
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next++; \
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prev2++; \
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next2++; \
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}
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}
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static void filter_line_c(uint8_t *dst,
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uint8_t *prev, uint8_t *cur, uint8_t *next,
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int w, int prefs, int mrefs, int parity, int mode)
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{
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int x;
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uint8_t *prev2 = parity ? prev : cur ;
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uint8_t *next2 = parity ? cur : next;
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FILTER
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}
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static void filter_line_c_16bit(uint16_t *dst,
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uint16_t *prev, uint16_t *cur, uint16_t *next,
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int w, int prefs, int mrefs, int parity, int mode)
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{
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int x;
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uint16_t *prev2 = parity ? prev : cur ;
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uint16_t *next2 = parity ? cur : next;
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mrefs /= 2;
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prefs /= 2;
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FILTER
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}
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}
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static void filter(AVFilterContext *ctx, AVFilterBufferRef *dstpic,
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static void filter(AVFilterContext *ctx, AVFilterBufferRef *dstpic,
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@ -128,6 +139,7 @@ static void filter(AVFilterContext *ctx, AVFilterBufferRef *dstpic,
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int w = dstpic->video->w;
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int w = dstpic->video->w;
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int h = dstpic->video->h;
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int h = dstpic->video->h;
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int refs = yadif->cur->linesize[i];
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int refs = yadif->cur->linesize[i];
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int df = (yadif->csp->comp[i].depth_minus1+1) / 8;
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if (i) {
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if (i) {
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/* Why is this not part of the per-plane description thing? */
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/* Why is this not part of the per-plane description thing? */
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@ -145,7 +157,7 @@ static void filter(AVFilterContext *ctx, AVFilterBufferRef *dstpic,
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yadif->filter_line(dst, prev, cur, next, w, y+1<h ? refs : -refs, y ? -refs : refs, parity ^ tff, mode);
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yadif->filter_line(dst, prev, cur, next, w, y+1<h ? refs : -refs, y ? -refs : refs, parity ^ tff, mode);
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} else {
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} else {
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memcpy(&dstpic->data[i][y*dstpic->linesize[i]],
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memcpy(&dstpic->data[i][y*dstpic->linesize[i]],
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&yadif->cur->data[i][y*refs], w);
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&yadif->cur->data[i][y*refs], w*df);
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}
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}
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}
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}
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}
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}
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@ -191,6 +203,8 @@ static void return_frame(AVFilterContext *ctx, int is_second)
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if (!yadif->csp)
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if (!yadif->csp)
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yadif->csp = &av_pix_fmt_descriptors[link->format];
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yadif->csp = &av_pix_fmt_descriptors[link->format];
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if (yadif->csp->comp[0].depth_minus1 == 15)
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yadif->filter_line = filter_line_c_16bit;
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filter(ctx, yadif->out, tff ^ !is_second, tff);
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filter(ctx, yadif->out, tff ^ !is_second, tff);
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@ -311,8 +325,12 @@ static int query_formats(AVFilterContext *ctx)
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PIX_FMT_YUVJ420P,
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PIX_FMT_YUVJ420P,
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PIX_FMT_YUVJ422P,
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PIX_FMT_YUVJ422P,
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PIX_FMT_YUVJ444P,
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PIX_FMT_YUVJ444P,
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AV_NE( PIX_FMT_GRAY16BE, PIX_FMT_GRAY16LE ),
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PIX_FMT_YUV440P,
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PIX_FMT_YUV440P,
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PIX_FMT_YUVJ440P,
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PIX_FMT_YUVJ440P,
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AV_NE( PIX_FMT_YUV420P16BE, PIX_FMT_YUV420P16LE ),
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AV_NE( PIX_FMT_YUV422P16BE, PIX_FMT_YUV422P16LE ),
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AV_NE( PIX_FMT_YUV444P16BE, PIX_FMT_YUV444P16LE ),
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PIX_FMT_NONE
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PIX_FMT_NONE
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};
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};
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