[FFmpeg-cvslog] avcodec/vp5/6/8: use vpX_rac_is_end()

[Michael Niedermayer]

ffmpeg | branch: release/4.2 | Michael Niedermayer <michael at niedermayer.cc> | Tue Aug 20 11:51:48 2019 +0200| [b881ea0f9e2496a1e7dc8b53038317ae80422812] | committer: Michael Niedermayer

avcodec/vp5/6/8: use vpX_rac_is_end()

Reviewed-by: Peter Ross <pross at xvid.org>
Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>
(cherry picked from commit ab56e62e8f7e02760cfc883956511cab32393315)
Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=b881ea0f9e2496a1e7dc8b53038317ae80422812
---

 libavcodec/vp5.c | 2 +-
 libavcodec/vp6.c | 2 +-
 libavcodec/vp8.c | 6 +++---
 3 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/libavcodec/vp5.c b/libavcodec/vp5.c
index 49988b8b76..0fca282918 100644
--- a/libavcodec/vp5.c
+++ b/libavcodec/vp5.c
@@ -183,7 +183,7 @@ static int vp5_parse_coeff(VP56Context *s)
     int b, i, cg, idx, ctx, ctx_last;
     int pt = 0;    /* plane type (0 for Y, 1 for U or V) */
 
-    if (c->end <= c->buffer && c->bits >= 0) {
+    if (vpX_rac_is_end(c)) {
         av_log(s->avctx, AV_LOG_ERROR, "End of AC stream reached in vp5_parse_coeff\n");
         return AVERROR_INVALIDDATA;
     }
diff --git a/libavcodec/vp6.c b/libavcodec/vp6.c
index 977fcb7076..e5dec19f50 100644
--- a/libavcodec/vp6.c
+++ b/libavcodec/vp6.c
@@ -473,7 +473,7 @@ static int vp6_parse_coeff(VP56Context *s)
     int b, i, cg, idx, ctx;
     int pt = 0;    /* plane type (0 for Y, 1 for U or V) */
 
-    if (c->end <= c->buffer && c->bits >= 0) {
+    if (vpX_rac_is_end(c)) {
         av_log(s->avctx, AV_LOG_ERROR, "End of AC stream reached in vp6_parse_coeff\n");
         return AVERROR_INVALIDDATA;
     }
diff --git a/libavcodec/vp8.c b/libavcodec/vp8.c
index ba79e5fdab..3ddc349a4d 100644
--- a/libavcodec/vp8.c
+++ b/libavcodec/vp8.c
@@ -661,7 +661,7 @@ static int vp7_decode_frame_header(VP8Context *s, const uint8_t *buf, int buf_si
             s->fade_present = vp8_rac_get(c);
     }
 
-    if (c->end <= c->buffer && c->bits >= 0)
+    if (vpX_rac_is_end(c))
         return AVERROR_INVALIDDATA;
     /* E. Fading information for previous frame */
     if (s->fade_present && vp8_rac_get(c)) {
@@ -2372,7 +2372,7 @@ static av_always_inline int decode_mb_row_no_filter(AVCodecContext *avctx, void
         curframe->tf.f->data[2] +  8 * mb_y * s->uvlinesize
     };
 
-    if (c->end <= c->buffer && c->bits >= 0)
+    if (vpX_rac_is_end(c))
          return AVERROR_INVALIDDATA;
 
     if (mb_y == 0)
@@ -2403,7 +2403,7 @@ static av_always_inline int decode_mb_row_no_filter(AVCodecContext *avctx, void
     td->mv_bounds.mv_max.x = ((s->mb_width - 1) << 6) + MARGIN;
 
     for (mb_x = 0; mb_x < s->mb_width; mb_x++, mb_xy++, mb++) {
-        if (c->end <= c->buffer && c->bits >= 0)
+        if (vpX_rac_is_end(c))
             return AVERROR_INVALIDDATA;
         // Wait for previous thread to read mb_x+2, and reach mb_y-1.
         if (prev_td != td) {