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* [FFmpeg-devel] [PATCH] avfilter/framepool: use av_image_fill_plane_sizes() to calculate pool sizes
@ 2022-03-01 14:23 James Almer
  2022-03-01 14:31 ` Paul B Mahol
  2022-03-03 13:48 ` James Almer
  0 siblings, 2 replies; 11+ messages in thread
From: James Almer @ 2022-03-01 14:23 UTC (permalink / raw)
  To: ffmpeg-devel

Signed-off-by: James Almer <jamrial@gmail.com>
---
 libavfilter/framepool.c | 20 ++++++++++++++------
 1 file changed, 14 insertions(+), 6 deletions(-)

diff --git a/libavfilter/framepool.c b/libavfilter/framepool.c
index 5b510c9af9..cf6a1d0ea0 100644
--- a/libavfilter/framepool.c
+++ b/libavfilter/framepool.c
@@ -57,6 +57,8 @@ FFFramePool *ff_frame_pool_video_init(AVBufferRef* (*alloc)(size_t size),
     int i, ret;
     FFFramePool *pool;
     const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(format);
+    ptrdiff_t linesizes[4];
+    size_t sizes[4];
 
     if (!desc)
         return NULL;
@@ -89,13 +91,19 @@ FFFramePool *ff_frame_pool_video_init(AVBufferRef* (*alloc)(size_t size),
         }
     }
 
-    for (i = 0; i < 4 && pool->linesize[i]; i++) {
-        int h = pool->height;
-        if (i == 1 || i == 2)
-            h = AV_CEIL_RSHIFT(h, desc->log2_chroma_h);
+    for (i = 0; i < 4; i++)
+        linesizes[i] = pool->linesize[i];
 
-        pool->pools[i] = av_buffer_pool_init(pool->linesize[i] * h + align,
-                                             alloc);
+    if (av_image_fill_plane_sizes(sizes, pool->format,
+                                  FFALIGN(pool->height, align),
+                                  linesizes) < 0) {
+        goto fail;
+    }
+
+    for (i = 0; i < 4 && sizes[i]; i++) {
+        if (sizes[i] > SIZE_MAX - align)
+            goto fail;
+        pool->pools[i] = av_buffer_pool_init(sizes[i] + align, alloc);
         if (!pool->pools[i])
             goto fail;
     }
-- 
2.35.1

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^ permalink raw reply	[flat|nested] 11+ messages in thread

end of thread, other threads:[~2022-03-03 16:58 UTC | newest]

Thread overview: 11+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2022-03-01 14:23 [FFmpeg-devel] [PATCH] avfilter/framepool: use av_image_fill_plane_sizes() to calculate pool sizes James Almer
2022-03-01 14:31 ` Paul B Mahol
2022-03-01 14:36   ` James Almer
2022-03-01 14:53     ` Paul B Mahol
2022-03-01 15:03       ` James Almer
2022-03-02  7:36         ` Xiang, Haihao
2022-03-03 13:48 ` James Almer
2022-03-03 13:56   ` Paul B Mahol
2022-03-03 13:58     ` James Almer
2022-03-03 16:46       ` Paul B Mahol
2022-03-03 16:57         ` James Almer

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