get_unary() takes at minimum only 1 bit.
Signed-off-by: Paul B Mahol <[email protected]>
---
libavcodec/dxtory.c | 10 +++++-----
1 file changed, 5 insertions(+), 5 deletions(-)
diff --git a/libavcodec/dxtory.c b/libavcodec/dxtory.c
index bc19f27951..3cd95afe80 100644
--- a/libavcodec/dxtory.c
+++ b/libavcodec/dxtory.c
@@ -395,7 +395,7 @@ static int dx2_decode_slice_5x5(GetBitContext *gb, AVFrame
*frame,
int stride = frame->linesize[0];
uint8_t *dst = frame->data[0] + stride * line;
- for (y = 0; y < left && get_bits_left(gb) > 6 * width; y++) {
+ for (y = 0; y < left && get_bits_left(gb) >= 3 * width; y++) {
for (x = 0; x < width; x++) {
b = decode_sym_565(gb, lru[0], 5);
g = decode_sym_565(gb, lru[1], is_565 ? 6 : 5);
@@ -462,7 +462,7 @@ static int dx2_decode_slice_rgb(GetBitContext *gb, AVFrame
*frame,
int stride = frame->linesize[0];
uint8_t *dst = frame->data[0] + stride * line;
- for (y = 0; y < left && get_bits_left(gb) > 6 * width; y++) {
+ for (y = 0; y < left && get_bits_left(gb) >= 3 * width; y++) {
for (x = 0; x < width; x++) {
dst[x * 3 + 0] = decode_sym(gb, lru[0]);
dst[x * 3 + 1] = decode_sym(gb, lru[1]);
@@ -508,7 +508,7 @@ static int dx2_decode_slice_410(GetBitContext *gb, AVFrame
*frame,
uint8_t *U = frame->data[1] + (ustride >> 2) * line;
uint8_t *V = frame->data[2] + (vstride >> 2) * line;
- for (y = 0; y < left - 3 && get_bits_left(gb) > 9 * width; y += 4) {
+ for (y = 0; y < left - 3 && get_bits_left(gb) >= 4 * width; y += 4) {
for (x = 0; x < width; x += 4) {
for (j = 0; j < 4; j++)
for (i = 0; i < 4; i++)
@@ -553,7 +553,7 @@ static int dx2_decode_slice_420(GetBitContext *gb, AVFrame
*frame,
uint8_t *V = frame->data[2] + (vstride >> 1) * line;
- for (y = 0; y < left - 1 && get_bits_left(gb) > 6 * width; y += 2) {
+ for (y = 0; y < left - 1 && get_bits_left(gb) >= 3 * width; y += 2) {
for (x = 0; x < width; x += 2) {
Y[x + 0 + 0 * ystride] = decode_sym(gb, lru[0]);
Y[x + 1 + 0 * ystride] = decode_sym(gb, lru[0]);
@@ -597,7 +597,7 @@ static int dx2_decode_slice_444(GetBitContext *gb, AVFrame
*frame,
uint8_t *U = frame->data[1] + ustride * line;
uint8_t *V = frame->data[2] + vstride * line;
- for (y = 0; y < left && get_bits_left(gb) > 6 * width; y++) {
+ for (y = 0; y < left && get_bits_left(gb) >= 3 * width; y++) {
for (x = 0; x < width; x++) {
Y[x] = decode_sym(gb, lru[0]);
U[x] = decode_sym(gb, lru[1]) ^ 0x80;
--
2.17.1
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