Squashed 'import-layers/meta-openembedded/' content from commit 247b126
Change-Id: I40827e9ce5fba63f1cca2a0be44976ae8383b4c0
git-subtree-dir: import-layers/meta-openembedded
git-subtree-split: 247b1267bbe95719cd4877d2d3cfbaf2a2f4865a
Signed-off-by: Patrick Williams <patrick@stwcx.xyz>
diff --git a/import-layers/meta-openembedded/meta-multimedia/recipes-multimedia/gstreamer-0.10/gst-ffmpeg-0.10.13/0001-avcodec-rpza-Perform-pointer-advance-and-checks-befo.patch b/import-layers/meta-openembedded/meta-multimedia/recipes-multimedia/gstreamer-0.10/gst-ffmpeg-0.10.13/0001-avcodec-rpza-Perform-pointer-advance-and-checks-befo.patch
new file mode 100644
index 0000000..7f6eb48
--- /dev/null
+++ b/import-layers/meta-openembedded/meta-multimedia/recipes-multimedia/gstreamer-0.10/gst-ffmpeg-0.10.13/0001-avcodec-rpza-Perform-pointer-advance-and-checks-befo.patch
@@ -0,0 +1,81 @@
+gst-ffmpeg: avcodec/rpza: Perform pointer advance and checks before
+ using the pointers
+
+Fixes out of array accesses
+Fixes Ticket2850
+
+Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
+(cherry picked from commit 3819db745da2ac7fb3faacb116788c32f4753f34)
+
+Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
+
+Upstream-Status: Backport
+
+Singed-off-by: Yue Tao <yue.tao@windriver.com>
+
+---
+ libavcodec/rpza.c | 8 ++++----
+ 1 files changed, 4 insertions(+), 4 deletions(-)
+
+diff --git a/libavcodec/rpza.c b/libavcodec/rpza.c
+index 635b406..f291a95 100644
+--- a/gst-libs/ext/libav/libavcodec/rpza.c
++++ b/gst-libs/ext/libav/libavcodec/rpza.c
+@@ -83,7 +83,7 @@ static void rpza_decode_stream(RpzaContext *s)
+ unsigned short *pixels = (unsigned short *)s->frame.data[0];
+
+ int row_ptr = 0;
+- int pixel_ptr = 0;
++ int pixel_ptr = -4;
+ int block_ptr;
+ int pixel_x, pixel_y;
+ int total_blocks;
+@@ -139,6 +139,7 @@ static void rpza_decode_stream(RpzaContext *s)
+ colorA = AV_RB16 (&s->buf[stream_ptr]);
+ stream_ptr += 2;
+ while (n_blocks--) {
++ ADVANCE_BLOCK()
+ block_ptr = row_ptr + pixel_ptr;
+ for (pixel_y = 0; pixel_y < 4; pixel_y++) {
+ for (pixel_x = 0; pixel_x < 4; pixel_x++){
+@@ -147,7 +148,6 @@ static void rpza_decode_stream(RpzaContext *s)
+ }
+ block_ptr += row_inc;
+ }
+- ADVANCE_BLOCK();
+ }
+ break;
+
+@@ -184,6 +184,7 @@ static void rpza_decode_stream(RpzaContext *s)
+ color4[2] |= ((21 * ta + 11 * tb) >> 5);
+
+ while (n_blocks--) {
++ ADVANCE_BLOCK();
+ block_ptr = row_ptr + pixel_ptr;
+ for (pixel_y = 0; pixel_y < 4; pixel_y++) {
+ index = s->buf[stream_ptr++];
+@@ -194,12 +195,12 @@ static void rpza_decode_stream(RpzaContext *s)
+ }
+ block_ptr += row_inc;
+ }
+- ADVANCE_BLOCK();
+ }
+ break;
+
+ /* Fill block with 16 colors */
+ case 0x00:
++ ADVANCE_BLOCK();
+ block_ptr = row_ptr + pixel_ptr;
+ for (pixel_y = 0; pixel_y < 4; pixel_y++) {
+ for (pixel_x = 0; pixel_x < 4; pixel_x++){
+@@ -213,7 +214,6 @@ static void rpza_decode_stream(RpzaContext *s)
+ }
+ block_ptr += row_inc;
+ }
+- ADVANCE_BLOCK();
+ break;
+
+ /* Unknown opcode */
+--
+1.7.5.4
+