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vp9: split out loopfilter luma rows/cols functions from loopfilter_sb().
This commit is contained in:
Ronald S. Bultje
@@ -3285,25 +3285,15 @@ static void decode_sb_mem(AVCodecContext *ctx, int row, int col, struct VP9Filte
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}
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}
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static void loopfilter_sb(AVCodecContext *ctx, struct VP9Filter *lflvl,
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int row, int col, ptrdiff_t yoff, ptrdiff_t uvoff)
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static av_always_inline void filter_plane_cols(VP9Context *s, int col,
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uint8_t *lvl, uint8_t (*mask)[4],
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uint8_t *dst, ptrdiff_t ls)
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{
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VP9Context *s = ctx->priv_data;
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AVFrame *f = s->frames[CUR_FRAME].tf.f;
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uint8_t *dst = f->data[0] + yoff, *lvl = lflvl->level;
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ptrdiff_t ls_y = f->linesize[0], ls_uv = f->linesize[1];
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int y, x, p;
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int y, x;
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// FIXME in how far can we interleave the v/h loopfilter calls? E.g.
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// if you think of them as acting on a 8x8 block max, we can interleave
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// each v/h within the single x loop, but that only works if we work on
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// 8 pixel blocks, and we won't always do that (we want at least 16px
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// to use SSE2 optimizations, perhaps 32 for AVX2)
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// filter edges between columns, Y plane (e.g. block1 | block2)
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for (y = 0; y < 8; y += 2, dst += 16 * ls_y, lvl += 16) {
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uint8_t *ptr = dst, *l = lvl, *hmask1 = lflvl->mask[0][0][y];
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uint8_t *hmask2 = lflvl->mask[0][0][y + 1];
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// filter edges between columns (e.g. block1 | block2)
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for (y = 0; y < 8; y += 2, dst += 16 * ls, lvl += 16) {
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uint8_t *ptr = dst, *l = lvl, *hmask1 = mask[y], *hmask2 = mask[y + 1];
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unsigned hm1 = hmask1[0] | hmask1[1] | hmask1[2], hm13 = hmask1[3];
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unsigned hm2 = hmask2[1] | hmask2[2], hm23 = hmask2[3];
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unsigned hm = hm1 | hm2 | hm13 | hm23;
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@@ -3317,9 +3307,9 @@ static void loopfilter_sb(AVCodecContext *ctx, struct VP9Filter *lflvl,
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if (hmask1[0] & x) {
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if (hmask2[0] & x) {
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av_assert2(l[8] == L);
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s->dsp.loop_filter_16[0](ptr, ls_y, E, I, H);
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s->dsp.loop_filter_16[0](ptr, ls, E, I, H);
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} else {
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s->dsp.loop_filter_8[2][0](ptr, ls_y, E, I, H);
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s->dsp.loop_filter_8[2][0](ptr, ls, E, I, H);
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}
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} else if (hm2 & x) {
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L = l[8];
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@@ -3328,17 +3318,17 @@ static void loopfilter_sb(AVCodecContext *ctx, struct VP9Filter *lflvl,
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I |= s->filter.lim_lut[L] << 8;
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s->dsp.loop_filter_mix2[!!(hmask1[1] & x)]
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[!!(hmask2[1] & x)]
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[0](ptr, ls_y, E, I, H);
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[0](ptr, ls, E, I, H);
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} else {
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s->dsp.loop_filter_8[!!(hmask1[1] & x)]
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[0](ptr, ls_y, E, I, H);
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[0](ptr, ls, E, I, H);
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}
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} else if (hm2 & x) {
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int L = l[8], H = L >> 4;
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int E = s->filter.mblim_lut[L], I = s->filter.lim_lut[L];
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s->dsp.loop_filter_8[!!(hmask2[1] & x)]
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[0](ptr + 8 * ls_y, ls_y, E, I, H);
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[0](ptr + 8 * ls, ls, E, I, H);
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}
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}
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if (hm13 & x) {
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@@ -3350,26 +3340,31 @@ static void loopfilter_sb(AVCodecContext *ctx, struct VP9Filter *lflvl,
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H |= (L >> 4) << 8;
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E |= s->filter.mblim_lut[L] << 8;
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I |= s->filter.lim_lut[L] << 8;
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s->dsp.loop_filter_mix2[0][0][0](ptr + 4, ls_y, E, I, H);
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s->dsp.loop_filter_mix2[0][0][0](ptr + 4, ls, E, I, H);
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} else {
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s->dsp.loop_filter_8[0][0](ptr + 4, ls_y, E, I, H);
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s->dsp.loop_filter_8[0][0](ptr + 4, ls, E, I, H);
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}
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} else if (hm23 & x) {
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int L = l[8], H = L >> 4;
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int E = s->filter.mblim_lut[L], I = s->filter.lim_lut[L];
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s->dsp.loop_filter_8[0][0](ptr + 8 * ls_y + 4, ls_y, E, I, H);
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s->dsp.loop_filter_8[0][0](ptr + 8 * ls + 4, ls, E, I, H);
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}
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}
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}
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}
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// block1
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// filter edges between rows, Y plane (e.g. ------)
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// block2
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dst = f->data[0] + yoff;
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lvl = lflvl->level;
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for (y = 0; y < 8; y++, dst += 8 * ls_y, lvl += 8) {
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uint8_t *ptr = dst, *l = lvl, *vmask = lflvl->mask[0][1][y];
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static av_always_inline void filter_plane_rows(VP9Context *s, int row,
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uint8_t *lvl, uint8_t (*mask)[4],
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uint8_t *dst, ptrdiff_t ls)
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{
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int y, x;
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// block1
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// filter edges between rows (e.g. ------)
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// block2
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for (y = 0; y < 8; y++, dst += 8 * ls, lvl += 8) {
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uint8_t *ptr = dst, *l = lvl, *vmask = mask[y];
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unsigned vm = vmask[0] | vmask[1] | vmask[2], vm3 = vmask[3];
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for (x = 1; vm & ~(x - 1); x <<= 2, ptr += 16, l += 2) {
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@@ -3381,9 +3376,9 @@ static void loopfilter_sb(AVCodecContext *ctx, struct VP9Filter *lflvl,
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if (vmask[0] & x) {
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if (vmask[0] & (x << 1)) {
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av_assert2(l[1] == L);
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s->dsp.loop_filter_16[1](ptr, ls_y, E, I, H);
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s->dsp.loop_filter_16[1](ptr, ls, E, I, H);
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} else {
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s->dsp.loop_filter_8[2][1](ptr, ls_y, E, I, H);
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s->dsp.loop_filter_8[2][1](ptr, ls, E, I, H);
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}
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} else if (vm & (x << 1)) {
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L = l[1];
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@@ -3392,17 +3387,17 @@ static void loopfilter_sb(AVCodecContext *ctx, struct VP9Filter *lflvl,
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I |= s->filter.lim_lut[L] << 8;
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s->dsp.loop_filter_mix2[!!(vmask[1] & x)]
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[!!(vmask[1] & (x << 1))]
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[1](ptr, ls_y, E, I, H);
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[1](ptr, ls, E, I, H);
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} else {
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s->dsp.loop_filter_8[!!(vmask[1] & x)]
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[1](ptr, ls_y, E, I, H);
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[1](ptr, ls, E, I, H);
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}
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} else if (vm & (x << 1)) {
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int L = l[1], H = L >> 4;
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int E = s->filter.mblim_lut[L], I = s->filter.lim_lut[L];
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s->dsp.loop_filter_8[!!(vmask[1] & (x << 1))]
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[1](ptr + 8, ls_y, E, I, H);
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[1](ptr + 8, ls, E, I, H);
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}
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}
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if (vm3 & x) {
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@@ -3414,22 +3409,42 @@ static void loopfilter_sb(AVCodecContext *ctx, struct VP9Filter *lflvl,
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H |= (L >> 4) << 8;
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E |= s->filter.mblim_lut[L] << 8;
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I |= s->filter.lim_lut[L] << 8;
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s->dsp.loop_filter_mix2[0][0][1](ptr + ls_y * 4, ls_y, E, I, H);
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s->dsp.loop_filter_mix2[0][0][1](ptr + ls * 4, ls, E, I, H);
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} else {
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s->dsp.loop_filter_8[0][1](ptr + ls_y * 4, ls_y, E, I, H);
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s->dsp.loop_filter_8[0][1](ptr + ls * 4, ls, E, I, H);
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}
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} else if (vm3 & (x << 1)) {
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int L = l[1], H = L >> 4;
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int E = s->filter.mblim_lut[L], I = s->filter.lim_lut[L];
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s->dsp.loop_filter_8[0][1](ptr + ls_y * 4 + 8, ls_y, E, I, H);
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s->dsp.loop_filter_8[0][1](ptr + ls * 4 + 8, ls, E, I, H);
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}
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}
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}
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}
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static void loopfilter_sb(AVCodecContext *ctx, struct VP9Filter *lflvl,
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int row, int col, ptrdiff_t yoff, ptrdiff_t uvoff)
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{
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VP9Context *s = ctx->priv_data;
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AVFrame *f = s->frames[CUR_FRAME].tf.f;
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uint8_t *dst = f->data[0] + yoff;
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ptrdiff_t ls_y = f->linesize[0], ls_uv = f->linesize[1];
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int y, x, p;
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// FIXME in how far can we interleave the v/h loopfilter calls? E.g.
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// if you think of them as acting on a 8x8 block max, we can interleave
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// each v/h within the single x loop, but that only works if we work on
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// 8 pixel blocks, and we won't always do that (we want at least 16px
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// to use SSE2 optimizations, perhaps 32 for AVX2)
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filter_plane_cols(s, col, lflvl->level, lflvl->mask[0][0], dst, ls_y);
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filter_plane_rows(s, row, lflvl->level, lflvl->mask[0][1], dst, ls_y);
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// same principle but for U/V planes
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for (p = 0; p < 2; p++) {
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lvl = lflvl->level;
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uint8_t *lvl = lflvl->level;
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dst = f->data[1 + p] + uvoff;
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for (y = 0; y < 8; y += 4, dst += 16 * ls_uv, lvl += 32) {
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uint8_t *ptr = dst, *l = lvl, *hmask1 = lflvl->mask[1][0][y];
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