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From: mindmark@gmail.com
To: ffmpeg-devel@ffmpeg.org
Date: Wed, 2 Nov 2022 21:00:09 -0700
Message-Id: <20221103040010.1134-4-mindmark@gmail.com>
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Subject: [FFmpeg-devel] [PATCH v3 3/4] avfilter/vf_transpose: add support
for packed rgb float formats
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From: Mark Reid <mindmark@gmail.com>
---
libavfilter/vf_transpose.c | 44 ++++++++++++++++++++++++++++++++++++++
1 file changed, 44 insertions(+)
diff --git a/libavfilter/vf_transpose.c b/libavfilter/vf_transpose.c
index 469e66729f..1023d6fe82 100644
--- a/libavfilter/vf_transpose.c
+++ b/libavfilter/vf_transpose.c
@@ -174,6 +174,46 @@ static void transpose_8x8_64_c(uint8_t *src, ptrdiff_t src_linesize,
transpose_block_64_c(src, src_linesize, dst, dst_linesize, 8, 8);
}
+static inline void transpose_block_96_c(uint8_t *src, ptrdiff_t src_linesize,
+ uint8_t *dst, ptrdiff_t dst_linesize,
+ int w, int h)
+{
+ int x, y;
+ for (y = 0; y < h; y++, dst += dst_linesize, src += 12) {
+ for (x = 0; x < w; x++) {
+ *((uint32_t *)(dst+0 + 12*x)) = *((uint32_t *)(src+0 + x*src_linesize));
+ *((uint32_t *)(dst+4 + 12*x)) = *((uint32_t *)(src+4 + x*src_linesize));
+ *((uint32_t *)(dst+8 + 12*x)) = *((uint32_t *)(src+8 + x*src_linesize));
+ }
+ }
+}
+
+static void transpose_8x8_96_c(uint8_t *src, ptrdiff_t src_linesize,
+ uint8_t *dst, ptrdiff_t dst_linesize)
+{
+ transpose_block_96_c(src, src_linesize, dst, dst_linesize, 8, 8);
+}
+
+
+static inline void transpose_block_128_c(uint8_t *src, ptrdiff_t src_linesize,
+ uint8_t *dst, ptrdiff_t dst_linesize,
+ int w, int h)
+{
+ int x, y;
+ for (y = 0; y < h; y++, dst += dst_linesize, src += 16) {
+ for (x = 0; x < w; x++) {
+ *((uint64_t *)(dst+0 + 16*x)) = *((uint64_t *)(src+0 + x*src_linesize));
+ *((uint64_t *)(dst+8 + 16*x)) = *((uint64_t *)(src+8 + x*src_linesize));
+ }
+ }
+}
+
+static void transpose_8x8_128_c(uint8_t *src, ptrdiff_t src_linesize,
+ uint8_t *dst, ptrdiff_t dst_linesize)
+{
+ transpose_block_128_c(src, src_linesize, dst, dst_linesize, 8, 8);
+}
+
static int config_props_output(AVFilterLink *outlink)
{
AVFilterContext *ctx = outlink->src;
@@ -232,6 +272,10 @@ static int config_props_output(AVFilterLink *outlink)
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;
+ case 12: v->transpose_block = transpose_block_96_c;
+ v->transpose_8x8 = transpose_8x8_96_c; break;
+ case 16: v->transpose_block = transpose_block_128_c;
+ v->transpose_8x8 = transpose_8x8_128_c; break;
}
}
--
2.31.1.windows.1
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