[FFmpeg-devel] [PATCH 4/4] escape130: replace can_safely_read() by get_bits_left()
Michael Niedermayer
michaelni at gmx.at
Thu Dec 8 13:59:33 CET 2011
Signed-off-by: Michael Niedermayer <michaelni at gmx.at>
---
libavcodec/escape130.c | 8 ++------
1 files changed, 2 insertions(+), 6 deletions(-)
diff --git a/libavcodec/escape130.c b/libavcodec/escape130.c
index b0901e3..00c7c65 100644
--- a/libavcodec/escape130.c
+++ b/libavcodec/escape130.c
@@ -29,10 +29,6 @@ typedef struct Escape130Context {
uint8_t *bases;
} Escape130Context;
-static int can_safely_read(GetBitContext* gb, int bits) {
- return get_bits_count(gb) + bits <= gb->size_in_bits;
-}
-
/**
* Initialize the decoder
* @param avctx decoder context
@@ -69,7 +65,7 @@ static unsigned decode_skip_count(GetBitContext* gb) {
unsigned value;
// This function reads a maximum of 27 bits,
// which is within the padding space
- if (!can_safely_read(gb, 1+3))
+ if (get_bits_left(gb) < 1+3)
return -1;
value = get_bits1(gb);
@@ -126,7 +122,7 @@ static int escape130_decode_frame(AVCodecContext *avctx,
init_get_bits(&gb, buf, buf_size * 8);
- if (!can_safely_read(&gb, 128))
+ if (get_bits_left(&gb) < 128)
return -1;
// Header; no useful information in here
--
1.7.5.4
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