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Code Issues Releases Activity

lavfi/vf_transpose: fix regression with semiplanar formats

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(e.g. nv12)

Regression since 7b19e76aeb
This commit is contained in:
Rodger Combs 2018-02-21 22:01:51 -06:00
parent 4f40d64e00
commit 0419623cdc
2 changed files with 33 additions and 25 deletions
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50
libavfilter/vf_transpose.c
View File

@ -52,6 +52,14 @@ enum TransposeDir {
TRANSPOSE_CLOCK_FLIP,
};
typedef struct TransVtable {
void (*transpose_8x8)(uint8_t *src, ptrdiff_t src_linesize,
uint8_t *dst, ptrdiff_t dst_linesize);
void (*transpose_block)(uint8_t *src, ptrdiff_t src_linesize,
uint8_t *dst, ptrdiff_t dst_linesize,
int w, int h);
} TransVtable;
typedef struct TransContext {
const AVClass *class;
int hsub, vsub;
@ -61,11 +69,7 @@ typedef struct TransContext {
int passthrough; ///< PassthroughType, landscape passthrough mode enabled
int dir; ///< TransposeDir
void (*transpose_8x8)(uint8_t *src, ptrdiff_t src_linesize,
uint8_t *dst, ptrdiff_t dst_linesize);
void (*transpose_block)(uint8_t *src, ptrdiff_t src_linesize,
uint8_t *dst, ptrdiff_t dst_linesize,
int w, int h);
TransVtable vtables[4];
} TransContext;
static int query_formats(AVFilterContext *ctx)
@ -233,19 +237,22 @@ static int config_props_output(AVFilterLink *outlink)
else
outlink->sample_aspect_ratio = inlink->sample_aspect_ratio;
switch (s->pixsteps[0]) {
case 1: s->transpose_block = transpose_block_8_c;
s->transpose_8x8 = transpose_8x8_8_c; break;
case 2: s->transpose_block = transpose_block_16_c;
s->transpose_8x8 = transpose_8x8_16_c; break;
case 3: s->transpose_block = transpose_block_24_c;
s->transpose_8x8 = transpose_8x8_24_c; break;
case 4: s->transpose_block = transpose_block_32_c;
s->transpose_8x8 = transpose_8x8_32_c; break;
case 6: s->transpose_block = transpose_block_48_c;
s->transpose_8x8 = transpose_8x8_48_c; break;
case 8: s->transpose_block = transpose_block_64_c;
s->transpose_8x8 = transpose_8x8_64_c; break;
for (int i = 0; i < 4; i++) {
TransVtable *v = &s->vtables[i];
switch (s->pixsteps[i]) {
case 1: v->transpose_block = transpose_block_8_c;
v->transpose_8x8 = transpose_8x8_8_c; break;
case 2: v->transpose_block = transpose_block_16_c;
v->transpose_8x8 = transpose_8x8_16_c; break;
case 3: v->transpose_block = transpose_block_24_c;
v->transpose_8x8 = transpose_8x8_24_c; break;
case 4: v->transpose_block = transpose_block_32_c;
v->transpose_8x8 = transpose_8x8_32_c; break;
case 6: v->transpose_block = transpose_block_48_c;
v->transpose_8x8 = transpose_8x8_48_c; break;
case 8: v->transpose_block = transpose_block_64_c;
v->transpose_8x8 = transpose_8x8_64_c; break;
}
}
av_log(ctx, AV_LOG_VERBOSE,
@ -290,6 +297,7 @@ static int filter_slice(AVFilterContext *ctx, void *arg, int jobnr,
uint8_t *dst, *src;
int dstlinesize, srclinesize;
int x, y;
TransVtable *v = &s->vtables[plane];
dstlinesize = out->linesize[plane];
dst = out->data[plane] + start * dstlinesize;
@ -308,20 +316,20 @@ static int filter_slice(AVFilterContext *ctx, void *arg, int jobnr,
for (y = start; y < end - 7; y += 8) {
for (x = 0; x < outw - 7; x += 8) {
s->transpose_8x8(src + x * srclinesize + y * pixstep,
v->transpose_8x8(src + x * srclinesize + y * pixstep,
srclinesize,
dst + (y - start) * dstlinesize + x * pixstep,
dstlinesize);
}
if (outw - x > 0 && end - y > 0)
s->transpose_block(src + x * srclinesize + y * pixstep,
v->transpose_block(src + x * srclinesize + y * pixstep,
srclinesize,
dst + (y - start) * dstlinesize + x * pixstep,
dstlinesize, outw - x, end - y);
}
if (end - y > 0)
s->transpose_block(src + 0 * srclinesize + y * pixstep,
v->transpose_block(src + 0 * srclinesize + y * pixstep,
srclinesize,
dst + (y - start) * dstlinesize + 0 * pixstep,
dstlinesize, outw, end - y);

8
tests/ref/fate/filter-pixfmts-transpose
View File

@ -45,10 +45,10 @@ gray16be 4aef307021a91b1de67f1d4381a39132
gray16le 76f2afe156edca7ae05cfa4e5867126e
gray9be 2c425fa532c940d226822da8b3592310
gray9le bcc575942910b3c72eaa72e8794f3acd
nv12 aca847644e5dc0e942419183014981a4
nv21 098884e968d27286c8cf0d2fb1557dcd
p010be 5ff62dffa5dfdf823978c4f563f69c94
p010le 20131abe34e084b04f1d169c66447825
nv12 1965e3826144686748f2f6b516fca5ba
nv21 292adaf5271c5c8516b71640458c01f4
p010be ad0de2cc9bff81688b182a870fcf7000
p010le e7ff5143595021246733ce6bd0a769e8
rgb0 31ea5da7fe779c6ea0a33f1d28aad918
rgb24 47654cabaaad79170b90afd5a02161dd
rgb444be 3cac1f0c43a74d2a95eb02e187070845