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Move some conditionally used variables into the block where they are used.

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This allows dropping the av_unused argument from them.
This commit is contained in:
Diego Biurrun 2012-02-10 15:10:42 +01:00
parent 7331b6e718
commit 6df5c528ca
3 changed files with 4 additions and 3 deletions
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2
libavformat/asfdec.c
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@ -365,8 +365,8 @@ static int asf_read_stream_properties(AVFormatContext *s, int64_t size)
/* This code assumes that extradata contains only palette */
/* This is true for all paletted codecs implemented in libavcodec */
if (st->codec->extradata_size && (st->codec->bits_per_coded_sample <= 8)) {
int av_unused i;
#if HAVE_BIGENDIAN
int i;
for (i = 0; i < FFMIN(st->codec->extradata_size, AVPALETTE_SIZE)/4; i++)
asf_st->palette[i] = av_bswap32(((uint32_t*)st->codec->extradata)[i]);
#else

2
libavformat/nsvdec.c
View File

@ -566,7 +566,6 @@ static int nsv_read_chunk(AVFormatContext *s, int fill_header)
uint32_t vsize;
uint16_t asize;
uint16_t auxsize;
uint32_t av_unused auxtag;
av_dlog(s, "%s(%d)\n", __FUNCTION__, fill_header);
@ -596,6 +595,7 @@ null_chunk_retry:
av_dlog(s, "NSV CHUNK %d aux, %u bytes video, %d bytes audio\n", auxcount, vsize, asize);
/* skip aux stuff */
for (i = 0; i < auxcount; i++) {
uint32_t auxtag;
auxsize = avio_rl16(pb);
auxtag = avio_rl32(pb);
av_dlog(s, "NSV aux data: '%c%c%c%c', %d bytes\n",

3
libavutil/sha.c
View File

@ -181,7 +181,7 @@ static void sha256_transform(uint32_t *state, const uint8_t buffer[64])
{
unsigned int i, a, b, c, d, e, f, g, h;
uint32_t block[64];
uint32_t T1, av_unused(T2);
uint32_t T1;
a = state[0];
b = state[1];
@ -193,6 +193,7 @@ static void sha256_transform(uint32_t *state, const uint8_t buffer[64])
h = state[7];
#if CONFIG_SMALL
for (i = 0; i < 64; i++) {
uint32_t T2;
if (i < 16)
T1 = blk0(i);
else