early-access version 1680
This commit is contained in:
142
externals/ffmpeg/libswscale/utils.c
vendored
142
externals/ffmpeg/libswscale/utils.c
vendored
@@ -271,6 +271,7 @@ static const FormatEntry format_entries[] = {
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[AV_PIX_FMT_NV24] = { 1, 1 },
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[AV_PIX_FMT_NV42] = { 1, 1 },
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[AV_PIX_FMT_Y210LE] = { 1, 0 },
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[AV_PIX_FMT_X2RGB10LE] = { 1, 1 },
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};
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int sws_isSupportedInput(enum AVPixelFormat pix_fmt)
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@@ -352,13 +353,14 @@ static av_cold int initFilter(int16_t **outFilter, int32_t **filterPos,
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emms_c(); // FIXME should not be required but IS (even for non-MMX versions)
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// NOTE: the +3 is for the MMX(+1) / SSE(+3) scaler which reads over the end
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FF_ALLOC_ARRAY_OR_GOTO(NULL, *filterPos, (dstW + 3), sizeof(**filterPos), fail);
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if (!FF_ALLOC_TYPED_ARRAY(*filterPos, dstW + 3))
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goto nomem;
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if (FFABS(xInc - 0x10000) < 10 && srcPos == dstPos) { // unscaled
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int i;
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filterSize = 1;
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FF_ALLOCZ_ARRAY_OR_GOTO(NULL, filter,
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dstW, sizeof(*filter) * filterSize, fail);
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if (!FF_ALLOCZ_TYPED_ARRAY(filter, dstW * filterSize))
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goto nomem;
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for (i = 0; i < dstW; i++) {
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filter[i * filterSize] = fone;
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@@ -368,8 +370,8 @@ static av_cold int initFilter(int16_t **outFilter, int32_t **filterPos,
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int i;
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int64_t xDstInSrc;
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filterSize = 1;
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FF_ALLOC_ARRAY_OR_GOTO(NULL, filter,
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dstW, sizeof(*filter) * filterSize, fail);
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if (!FF_ALLOC_TYPED_ARRAY(filter, dstW * filterSize))
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goto nomem;
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xDstInSrc = ((dstPos*(int64_t)xInc)>>8) - ((srcPos*0x8000LL)>>7);
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for (i = 0; i < dstW; i++) {
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@@ -384,8 +386,8 @@ static av_cold int initFilter(int16_t **outFilter, int32_t **filterPos,
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int i;
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int64_t xDstInSrc;
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filterSize = 2;
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FF_ALLOC_ARRAY_OR_GOTO(NULL, filter,
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dstW, sizeof(*filter) * filterSize, fail);
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if (!FF_ALLOC_TYPED_ARRAY(filter, dstW * filterSize))
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goto nomem;
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xDstInSrc = ((dstPos*(int64_t)xInc)>>8) - ((srcPos*0x8000LL)>>7);
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for (i = 0; i < dstW; i++) {
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@@ -425,9 +427,8 @@ static av_cold int initFilter(int16_t **outFilter, int32_t **filterPos,
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filterSize = FFMIN(filterSize, srcW - 2);
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filterSize = FFMAX(filterSize, 1);
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FF_ALLOC_ARRAY_OR_GOTO(NULL, filter,
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dstW, sizeof(*filter) * filterSize, fail);
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if (!FF_ALLOC_TYPED_ARRAY(filter, dstW * filterSize))
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goto nomem;
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xDstInSrc = ((dstPos*(int64_t)xInc)>>7) - ((srcPos*0x10000LL)>>7);
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for (i = 0; i < dstW; i++) {
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int xx = (xDstInSrc - (filterSize - 2) * (1LL<<16)) / (1 << 17);
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@@ -525,8 +526,8 @@ static av_cold int initFilter(int16_t **outFilter, int32_t **filterPos,
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if (dstFilter)
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filter2Size += dstFilter->length - 1;
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av_assert0(filter2Size > 0);
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FF_ALLOCZ_ARRAY_OR_GOTO(NULL, filter2, dstW, filter2Size * sizeof(*filter2), fail);
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if (!FF_ALLOCZ_TYPED_ARRAY(filter2, dstW * filter2Size))
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goto nomem;
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for (i = 0; i < dstW; i++) {
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int j, k;
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@@ -611,7 +612,7 @@ static av_cold int initFilter(int16_t **outFilter, int32_t **filterPos,
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av_assert0(filterSize > 0);
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filter = av_malloc_array(dstW, filterSize * sizeof(*filter));
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if (!filter)
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goto fail;
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goto nomem;
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if (filterSize >= MAX_FILTER_SIZE * 16 /
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((flags & SWS_ACCURATE_RND) ? APCK_SIZE : 16)) {
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ret = RETCODE_USE_CASCADE;
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@@ -684,8 +685,8 @@ static av_cold int initFilter(int16_t **outFilter, int32_t **filterPos,
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// Note the +1 is for the MMX scaler which reads over the end
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/* align at 16 for AltiVec (needed by hScale_altivec_real) */
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FF_ALLOCZ_ARRAY_OR_GOTO(NULL, *outFilter,
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(dstW + 3), *outFilterSize * sizeof(int16_t), fail);
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if (!FF_ALLOCZ_TYPED_ARRAY(*outFilter, *outFilterSize * (dstW + 3)))
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goto nomem;
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/* normalize & store in outFilter */
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for (i = 0; i < dstW; i++) {
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@@ -721,10 +722,13 @@ static av_cold int initFilter(int16_t **outFilter, int32_t **filterPos,
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}
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ret = 0;
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goto done;
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nomem:
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ret = AVERROR(ENOMEM);
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fail:
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if(ret < 0)
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av_log(NULL, ret == RETCODE_USE_CASCADE ? AV_LOG_DEBUG : AV_LOG_ERROR, "sws: initFilter failed\n");
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done:
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av_free(filter);
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av_free(filter2);
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return ret;
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@@ -1417,7 +1421,8 @@ av_cold int sws_init_context(SwsContext *c, SwsFilter *srcFilter,
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c->chrDstW = AV_CEIL_RSHIFT(dstW, c->chrDstHSubSample);
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c->chrDstH = AV_CEIL_RSHIFT(dstH, c->chrDstVSubSample);
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FF_ALLOCZ_OR_GOTO(c, c->formatConvBuffer, FFALIGN(srcW*2+78, 16) * 2, fail);
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if (!FF_ALLOCZ_TYPED_ARRAY(c->formatConvBuffer, FFALIGN(srcW * 2 + 78, 16) * 2))
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goto nomem;
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c->srcBpc = desc_src->comp[0].depth;
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if (c->srcBpc < 8)
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@@ -1486,7 +1491,7 @@ av_cold int sws_init_context(SwsContext *c, SwsFilter *srcFilter,
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srcW, srcH, tmpFmt,
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flags, NULL, NULL, c->param);
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if (!c->cascaded_context[0]) {
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return -1;
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return AVERROR(ENOMEM);
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}
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c->cascaded_context[1] = sws_getContext(srcW, srcH, tmpFmt,
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@@ -1494,7 +1499,7 @@ av_cold int sws_init_context(SwsContext *c, SwsFilter *srcFilter,
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flags, srcFilter, dstFilter, c->param);
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if (!c->cascaded_context[1])
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return -1;
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return AVERROR(ENOMEM);
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c2 = c->cascaded_context[1];
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c2->is_internal_gamma = 1;
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@@ -1507,10 +1512,10 @@ av_cold int sws_init_context(SwsContext *c, SwsFilter *srcFilter,
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// to properly create the gamma convert FilterDescriptor
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// we have to re-initialize it
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ff_free_filters(c2);
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if (ff_init_filters(c2) < 0) {
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if ((ret = ff_init_filters(c2)) < 0) {
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sws_freeContext(c2);
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c->cascaded_context[1] = NULL;
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return -1;
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return ret;
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}
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c->cascaded_context[2] = NULL;
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@@ -1524,7 +1529,7 @@ av_cold int sws_init_context(SwsContext *c, SwsFilter *srcFilter,
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dstW, dstH, dstFormat,
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flags, NULL, NULL, c->param);
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if (!c->cascaded_context[2])
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return -1;
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return AVERROR(ENOMEM);
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}
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return 0;
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}
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@@ -1543,13 +1548,13 @@ av_cold int sws_init_context(SwsContext *c, SwsFilter *srcFilter,
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srcW, srcH, tmpFormat,
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flags, srcFilter, NULL, c->param);
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if (!c->cascaded_context[0])
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return -1;
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return AVERROR(ENOMEM);
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c->cascaded_context[1] = sws_getContext(srcW, srcH, tmpFormat,
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dstW, dstH, dstFormat,
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flags, NULL, dstFilter, c->param);
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if (!c->cascaded_context[1])
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return -1;
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return AVERROR(ENOMEM);
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return 0;
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}
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}
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@@ -1570,41 +1575,42 @@ av_cold int sws_init_context(SwsContext *c, SwsFilter *srcFilter,
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if (CONFIG_SWSCALE_ALPHA && isALPHA(srcFormat) && !isALPHA(dstFormat)) {
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enum AVPixelFormat tmpFormat = alphaless_fmt(srcFormat);
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if (tmpFormat != AV_PIX_FMT_NONE && c->alphablend != SWS_ALPHA_BLEND_NONE)
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if (!unscaled ||
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dstFormat != tmpFormat ||
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usesHFilter || usesVFilter ||
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c->srcRange != c->dstRange
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) {
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c->cascaded_mainindex = 1;
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ret = av_image_alloc(c->cascaded_tmp, c->cascaded_tmpStride,
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srcW, srcH, tmpFormat, 64);
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if (ret < 0)
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return ret;
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if (tmpFormat != AV_PIX_FMT_NONE && c->alphablend != SWS_ALPHA_BLEND_NONE) {
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if (!unscaled ||
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dstFormat != tmpFormat ||
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usesHFilter || usesVFilter ||
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c->srcRange != c->dstRange
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) {
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c->cascaded_mainindex = 1;
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ret = av_image_alloc(c->cascaded_tmp, c->cascaded_tmpStride,
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srcW, srcH, tmpFormat, 64);
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if (ret < 0)
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return ret;
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c->cascaded_context[0] = sws_alloc_set_opts(srcW, srcH, srcFormat,
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srcW, srcH, tmpFormat,
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flags, c->param);
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if (!c->cascaded_context[0])
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return -1;
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c->cascaded_context[0]->alphablend = c->alphablend;
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ret = sws_init_context(c->cascaded_context[0], NULL , NULL);
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if (ret < 0)
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return ret;
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c->cascaded_context[0] = sws_alloc_set_opts(srcW, srcH, srcFormat,
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srcW, srcH, tmpFormat,
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flags, c->param);
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if (!c->cascaded_context[0])
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return AVERROR(EINVAL);
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c->cascaded_context[0]->alphablend = c->alphablend;
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ret = sws_init_context(c->cascaded_context[0], NULL , NULL);
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if (ret < 0)
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return ret;
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c->cascaded_context[1] = sws_alloc_set_opts(srcW, srcH, tmpFormat,
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dstW, dstH, dstFormat,
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flags, c->param);
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if (!c->cascaded_context[1])
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return -1;
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c->cascaded_context[1] = sws_alloc_set_opts(srcW, srcH, tmpFormat,
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dstW, dstH, dstFormat,
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flags, c->param);
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if (!c->cascaded_context[1])
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return AVERROR(EINVAL);
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c->cascaded_context[1]->srcRange = c->srcRange;
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c->cascaded_context[1]->dstRange = c->dstRange;
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ret = sws_init_context(c->cascaded_context[1], srcFilter , dstFilter);
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if (ret < 0)
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return ret;
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c->cascaded_context[1]->srcRange = c->srcRange;
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c->cascaded_context[1]->dstRange = c->dstRange;
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ret = sws_init_context(c->cascaded_context[1], srcFilter , dstFilter);
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if (ret < 0)
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return ret;
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return 0;
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return 0;
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}
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}
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}
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@@ -1657,10 +1663,11 @@ av_cold int sws_init_context(SwsContext *c, SwsFilter *srcFilter,
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return AVERROR(ENOMEM);
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}
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FF_ALLOCZ_OR_GOTO(c, c->hLumFilter, (dstW / 8 + 8) * sizeof(int16_t), fail);
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FF_ALLOCZ_OR_GOTO(c, c->hChrFilter, (c->chrDstW / 4 + 8) * sizeof(int16_t), fail);
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FF_ALLOCZ_OR_GOTO(c, c->hLumFilterPos, (dstW / 2 / 8 + 8) * sizeof(int32_t), fail);
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FF_ALLOCZ_OR_GOTO(c, c->hChrFilterPos, (c->chrDstW / 2 / 4 + 8) * sizeof(int32_t), fail);
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if (!FF_ALLOCZ_TYPED_ARRAY(c->hLumFilter, dstW / 8 + 8) ||
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!FF_ALLOCZ_TYPED_ARRAY(c->hChrFilter, c->chrDstW / 4 + 8) ||
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!FF_ALLOCZ_TYPED_ARRAY(c->hLumFilterPos, dstW / 2 / 8 + 8) ||
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!FF_ALLOCZ_TYPED_ARRAY(c->hChrFilterPos, c->chrDstW / 2 / 4 + 8))
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goto nomem;
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ff_init_hscaler_mmxext( dstW, c->lumXInc, c->lumMmxextFilterCode,
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c->hLumFilter, (uint32_t*)c->hLumFilterPos, 8);
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@@ -1671,6 +1678,7 @@ av_cold int sws_init_context(SwsContext *c, SwsFilter *srcFilter,
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if ( mprotect(c->lumMmxextFilterCode, c->lumMmxextFilterCodeSize, PROT_EXEC | PROT_READ) == -1
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|| mprotect(c->chrMmxextFilterCode, c->chrMmxextFilterCodeSize, PROT_EXEC | PROT_READ) == -1) {
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av_log(c, AV_LOG_ERROR, "mprotect failed, cannot use fast bilinear scaler\n");
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ret = AVERROR(EINVAL);
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goto fail;
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}
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#endif
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@@ -1728,8 +1736,9 @@ av_cold int sws_init_context(SwsContext *c, SwsFilter *srcFilter,
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goto fail;
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#if HAVE_ALTIVEC
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FF_ALLOC_OR_GOTO(c, c->vYCoeffsBank, sizeof(vector signed short) * c->vLumFilterSize * c->dstH, fail);
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FF_ALLOC_OR_GOTO(c, c->vCCoeffsBank, sizeof(vector signed short) * c->vChrFilterSize * c->chrDstH, fail);
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if (!FF_ALLOC_TYPED_ARRAY(c->vYCoeffsBank, c->vLumFilterSize * c->dstH) ||
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!FF_ALLOC_TYPED_ARRAY(c->vCCoeffsBank, c->vChrFilterSize * c->chrDstH))
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goto nomem;
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for (i = 0; i < c->vLumFilterSize * c->dstH; i++) {
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int j;
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@@ -1748,7 +1757,8 @@ av_cold int sws_init_context(SwsContext *c, SwsFilter *srcFilter,
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}
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for (i = 0; i < 4; i++)
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FF_ALLOCZ_OR_GOTO(c, c->dither_error[i], (c->dstW+2) * sizeof(int), fail);
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if (!FF_ALLOCZ_TYPED_ARRAY(c->dither_error[i], c->dstW + 2))
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goto nomem;
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c->needAlpha = (CONFIG_SWSCALE_ALPHA && isALPHA(c->srcFormat) && isALPHA(c->dstFormat)) ? 1 : 0;
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@@ -1838,6 +1848,8 @@ av_cold int sws_init_context(SwsContext *c, SwsFilter *srcFilter,
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c->swscale = ff_getSwsFunc(c);
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return ff_init_filters(c);
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nomem:
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ret = AVERROR(ENOMEM);
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fail: // FIXME replace things by appropriate error codes
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if (ret == RETCODE_USE_CASCADE) {
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int tmpW = sqrt(srcW * (int64_t)dstW);
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@@ -1859,16 +1871,16 @@ fail: // FIXME replace things by appropriate error codes
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tmpW, tmpH, tmpFormat,
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flags, srcFilter, NULL, c->param);
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if (!c->cascaded_context[0])
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return -1;
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return AVERROR(ENOMEM);
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c->cascaded_context[1] = sws_getContext(tmpW, tmpH, tmpFormat,
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dstW, dstH, dstFormat,
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flags, NULL, dstFilter, c->param);
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if (!c->cascaded_context[1])
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return -1;
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return AVERROR(ENOMEM);
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return 0;
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}
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return -1;
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return ret;
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}
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SwsContext *sws_alloc_set_opts(int srcW, int srcH, enum AVPixelFormat srcFormat,
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