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authorJames Almer <jamrial@gmail.com>2018-10-26 21:32:36 -0300
committerJames Almer <jamrial@gmail.com>2018-10-27 16:06:36 -0300
commit99ef8b8afd993fec3160c633f5fe87cceb7fe392 (patch)
tree95a2789f5aef3ff8d9b6d6eabfada05eff08f463 /libavcodec
parentfef2162b6ea752c76a1220f59ad962b65a400fc3 (diff)
downloadffmpeg-99ef8b8afd993fec3160c633f5fe87cceb7fe392.tar.gz
avcodec/cbs_av1: fix parsing frame_size_with_refs
found_ref is not a single value in the bitstream. Fixes parsing files with frame size changes. Based on code from cbs_vp9. Reviewed-by: Mark Thompson <sw@jkqxz.net> Signed-off-by: James Almer <jamrial@gmail.com>
Diffstat (limited to 'libavcodec')
-rw-r--r--libavcodec/cbs_av1.h2
-rw-r--r--libavcodec/cbs_av1_syntax_template.c6
2 files changed, 4 insertions, 4 deletions
diff --git a/libavcodec/cbs_av1.h b/libavcodec/cbs_av1.h
index 0d7fd761f1..b66a09c389 100644
--- a/libavcodec/cbs_av1.h
+++ b/libavcodec/cbs_av1.h
@@ -161,7 +161,7 @@ typedef struct AV1RawFrameHeader {
uint8_t render_width_minus_1;
uint8_t render_height_minus_1;
- uint8_t found_ref;
+ uint8_t found_ref[AV1_REFS_PER_FRAME];
uint8_t refresh_frame_flags;
uint8_t allow_intrabc;
diff --git a/libavcodec/cbs_av1_syntax_template.c b/libavcodec/cbs_av1_syntax_template.c
index 84ab2973ab..e146bbf8bb 100644
--- a/libavcodec/cbs_av1_syntax_template.c
+++ b/libavcodec/cbs_av1_syntax_template.c
@@ -417,8 +417,8 @@ static int FUNC(frame_size_with_refs)(CodedBitstreamContext *ctx, RWContext *rw,
int i, err;
for (i = 0; i < AV1_REFS_PER_FRAME; i++) {
- flag(found_ref);
- if (current->found_ref) {
+ flags(found_ref[i], 1, i);
+ if (current->found_ref[i]) {
AV1ReferenceFrameState *ref =
&priv->ref[current->ref_frame_idx[i]];
@@ -439,7 +439,7 @@ static int FUNC(frame_size_with_refs)(CodedBitstreamContext *ctx, RWContext *rw,
}
}
- if (current->found_ref == 0) {
+ if (i >= AV1_REFS_PER_FRAME) {
CHECK(FUNC(frame_size)(ctx, rw, current));
CHECK(FUNC(render_size)(ctx, rw, current));
} else {