[FFmpeg-cvslog] avcodec/dxtory: Support dxtory-2.0.127.avi
Michael Niedermayer
git at videolan.org
Thu Sep 25 23:58:15 CEST 2014
ffmpeg | branch: master | Michael Niedermayer <michaelni at gmx.at> | Thu Sep 25 23:42:03 2014 +0200| [a43bcaafe20d07593d046c9a8b21afef69049b33] | committer: Michael Niedermayer
avcodec/dxtory: Support dxtory-2.0.127.avi
Signed-off-by: Michael Niedermayer <michaelni at gmx.at>
> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=a43bcaafe20d07593d046c9a8b21afef69049b33
---
libavcodec/dxtory.c | 10 ++++------
1 file changed, 4 insertions(+), 6 deletions(-)
diff --git a/libavcodec/dxtory.c b/libavcodec/dxtory.c
index 1a59ae7..7e2ff27 100644
--- a/libavcodec/dxtory.c
+++ b/libavcodec/dxtory.c
@@ -424,7 +424,7 @@ static int dxtory_decode_v2_410(AVCodecContext *avctx, AVFrame *pic,
return AVERROR_INVALIDDATA;
}
- if (!nslices || avctx->height % nslices) {
+ if (!nslices) {
avpriv_request_sample(avctx, "%d slices for %dx%d", nslices,
avctx->width, avctx->height);
return AVERROR_PATCHWELCOME;
@@ -445,9 +445,9 @@ static int dxtory_decode_v2_410(AVCodecContext *avctx, AVFrame *pic,
V = pic->data[2];
cur_y = 0;
- next_y = ref_slice_height;
for (slice = 0; slice < nslices; slice++) {
slice_size = bytestream2_get_le32(&gb);
+ next_y = ((slice + 1) * avctx->height) / nslices;
slice_height = (next_y & ~3) - (cur_y & ~3);
if (slice_size > src_size - off) {
av_log(avctx, AV_LOG_ERROR,
@@ -475,7 +475,6 @@ static int dxtory_decode_v2_410(AVCodecContext *avctx, AVFrame *pic,
V += pic->linesize[2] * (slice_height >> 2);
off += slice_size;
cur_y = next_y;
- next_y += ref_slice_height;
}
return 0;
@@ -528,7 +527,7 @@ static int dxtory_decode_v2_420(AVCodecContext *avctx, AVFrame *pic,
return AVERROR_INVALIDDATA;
}
- if (!nslices || avctx->height % nslices) {
+ if (!nslices) {
avpriv_request_sample(avctx, "%d slices for %dx%d", nslices,
avctx->width, avctx->height);
return AVERROR_PATCHWELCOME;
@@ -549,9 +548,9 @@ static int dxtory_decode_v2_420(AVCodecContext *avctx, AVFrame *pic,
V = pic->data[2];
cur_y = 0;
- next_y = ref_slice_height;
for (slice = 0; slice < nslices; slice++) {
slice_size = bytestream2_get_le32(&gb);
+ next_y = ((slice + 1) * avctx->height) / nslices;
slice_height = (next_y & ~1) - (cur_y & ~1);
if (slice_size > src_size - off) {
av_log(avctx, AV_LOG_ERROR,
@@ -579,7 +578,6 @@ static int dxtory_decode_v2_420(AVCodecContext *avctx, AVFrame *pic,
V += pic->linesize[2] * (slice_height >> 1);
off += slice_size;
cur_y = next_y;
- next_y += ref_slice_height;
}
return 0;
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