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Use rounded values for image strides and sizes

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Round up the height before calculating the expected size and
strides of the output image.
This commit is contained in:
Wim Taymans 2009-01-23 11:27:16 +01:00 committed by Wim Taymans
parent eb33188fba
commit 64b20fd7b5
1 changed files with 7 additions and 3 deletions
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10
ext/theora/theoradec.c
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@ -1132,7 +1132,7 @@ theora_handle_data_packet (GstTheoraDec * dec, ogg_packet * packet,
stride_y = GST_ROUND_UP_4 (width);
stride_uv = GST_ROUND_UP_8 (width) / 2;
out_size = stride_y * height + stride_uv * cheight * 2;
out_size = stride_y * GST_ROUND_UP_2 (height) + stride_uv * GST_ROUND_UP_2 (height);
/* now copy over the area contained in offset_x,offset_y,
* frame_width, frame_height */
@ -1156,8 +1156,12 @@ theora_handle_data_packet (GstTheoraDec * dec, ogg_packet * packet,
gint offset;
dest_y = GST_BUFFER_DATA (out);
dest_u = dest_y + stride_y * height;
dest_v = dest_u + stride_uv * cheight;
dest_u = dest_y + stride_y * GST_ROUND_UP_2 (height);
dest_v = dest_u + stride_uv * GST_ROUND_UP_2 (height) / 2;
GST_LOG_OBJECT (dec, "plane 0, offset 0");
GST_LOG_OBJECT (dec, "plane 1, offset %d", dest_u - dest_y);
GST_LOG_OBJECT (dec, "plane 2, offset %d", dest_v - dest_y);
src_y = yuv.y + dec->offset_x + dec->offset_y * yuv.y_stride;