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| author | Sebastian Dröge <sebastian.droege@collabora.co.uk> | 2012-12-17 17:02:47 +0100 |
|---|---|---|
| committer | Sebastian Dröge <sebastian.droege@collabora.co.uk> | 2012-12-17 17:02:47 +0100 |
| commit | 43ff27ba345cee5101c0e13ea233d1921045f58e (patch) | |
| tree | 2e469bde19e74d3664e110a3ddb186dab1261c32 /ext/openjpeg | |
| parent | bff020e9e47ae71131b70d14006e038bb872bb0c (diff) | |
| download | gstreamer-plugins-bad-43ff27ba345cee5101c0e13ea233d1921045f58e.tar.gz | |
openjpegdec: Add missing shifts
Diffstat (limited to 'ext/openjpeg')
| -rw-r--r-- | ext/openjpeg/gstopenjpegdec.c | 27 |
1 files changed, 18 insertions, 9 deletions
diff --git a/ext/openjpeg/gstopenjpegdec.c b/ext/openjpeg/gstopenjpegdec.c index 8577edb2f..fb38d2777 100644 --- a/ext/openjpeg/gstopenjpegdec.c +++ b/ext/openjpeg/gstopenjpegdec.c @@ -605,7 +605,7 @@ fill_frame_planar16_3_generic (GstVideoFrame * frame, opj_image_t * image) guint16 *data_out, *tmp; const gint *data_in[3]; gint dstride; - gint dx[3], dy[3]; + gint dx[3], dy[3], shift[3]; w = GST_VIDEO_FRAME_WIDTH (frame); h = GST_VIDEO_FRAME_HEIGHT (frame); @@ -624,14 +624,18 @@ fill_frame_planar16_3_generic (GstVideoFrame * frame, opj_image_t * image) dy[1] = image->comps[1].dy; dy[2] = image->comps[2].dy; + shift[0] = 16 - image->comps[0].prec; + shift[1] = 16 - image->comps[1].prec; + shift[2] = 16 - image->comps[2].prec; + for (y = 0; y < h; y++) { tmp = data_out; for (x = 0; x < w; x++) { tmp[0] = 0xff; - tmp[1] = data_in[0][((y / dy[0]) * w + x) / dx[0]]; - tmp[2] = data_in[1][((y / dy[1]) * w + x) / dx[1]]; - tmp[3] = data_in[2][((y / dy[2]) * w + x) / dx[2]]; + tmp[1] = data_in[0][((y / dy[0]) * w + x) / dx[0]] << shift[0]; + tmp[2] = data_in[1][((y / dy[1]) * w + x) / dx[1]] << shift[1]; + tmp[3] = data_in[2][((y / dy[2]) * w + x) / dx[2]] << shift[2]; tmp += 4; } data_out += dstride; @@ -645,7 +649,7 @@ fill_frame_planar16_4_generic (GstVideoFrame * frame, opj_image_t * image) guint16 *data_out, *tmp; const gint *data_in[4]; gint dstride; - gint dx[4], dy[4]; + gint dx[4], dy[4], shift[4]; w = GST_VIDEO_FRAME_WIDTH (frame); h = GST_VIDEO_FRAME_HEIGHT (frame); @@ -667,14 +671,19 @@ fill_frame_planar16_4_generic (GstVideoFrame * frame, opj_image_t * image) dy[2] = image->comps[2].dy; dy[3] = image->comps[3].dy; + shift[0] = 16 - image->comps[0].prec; + shift[1] = 16 - image->comps[1].prec; + shift[2] = 16 - image->comps[2].prec; + shift[3] = 16 - image->comps[3].prec; + for (y = 0; y < h; y++) { tmp = data_out; for (x = 0; x < w; x++) { - tmp[0] = data_in[3][((y / dy[3]) * w + x) / dx[3]]; - tmp[1] = data_in[0][((y / dy[0]) * w + x) / dx[0]]; - tmp[2] = data_in[1][((y / dy[1]) * w + x) / dx[1]]; - tmp[3] = data_in[2][((y / dy[2]) * w + x) / dx[2]]; + tmp[0] = data_in[3][((y / dy[3]) * w + x) / dx[3]] << shift[3]; + tmp[1] = data_in[0][((y / dy[0]) * w + x) / dx[0]] << shift[0]; + tmp[2] = data_in[1][((y / dy[1]) * w + x) / dx[1]] << shift[1]; + tmp[3] = data_in[2][((y / dy[2]) * w + x) / dx[2]] << shift[2]; tmp += 4; } data_out += dstride; |