[FFmpeg-cvslog] avcodec/proresenc_kostya: set initial max_slice_size based on frame_size_upper_bound

[Michael Niedermayer]

ffmpeg | branch: release/2.2 | Michael Niedermayer <michaelni at gmx.at> | Mon Aug 18 20:42:27 2014 +0200| [1f8e0f7e06aff959d3567be910db0def919ae538] | committer: Michael Niedermayer

avcodec/proresenc_kostya: set initial max_slice_size based on frame_size_upper_bound

If the initial max_slice_size is 0 then reallocation is disabled for the first
slice.

Reviewed-by: Christophe Gisquet <christophe.gisquet at gmail.com>
Signed-off-by: Michael Niedermayer <michaelni at gmx.at>
(cherry picked from commit 76a8cb9d7bcc12a8f1cedcb4c23bbb6391a4c56c)

Signed-off-by: Michael Niedermayer <michaelni at gmx.at>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=1f8e0f7e06aff959d3567be910db0def919ae538
---

 libavcodec/proresenc_kostya.c |    3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/libavcodec/proresenc_kostya.c b/libavcodec/proresenc_kostya.c
index ab56820..1905f60 100644
--- a/libavcodec/proresenc_kostya.c
+++ b/libavcodec/proresenc_kostya.c
@@ -939,7 +939,8 @@ static int encode_frame(AVCodecContext *avctx, AVPacket *pkt,
     int sizes[4] = { 0 };
     int slice_hdr_size = 2 + 2 * (ctx->num_planes - 1);
     int frame_size, picture_size, slice_size;
-    int pkt_size, ret, max_slice_size = 0;
+    int pkt_size, ret;
+    int max_slice_size = (ctx->frame_size_upper_bound - 200) / ctx->pictures_per_frame / ctx->slices_per_picture;
     uint8_t frame_flags;
 
     *avctx->coded_frame           = *pic;