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avcodec/smacker: Remove write-only and unused variables

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Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>
This commit is contained in:
Andreas Rheinhardt 2020-06-25 10:07:39 +02:00
parent 3ac45bf665
commit 2cb5e3cff9
1 changed files with 0 additions and 8 deletions
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8
libavcodec/smacker.c
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@ -59,7 +59,6 @@ typedef struct SmackVContext {
*/
typedef struct HuffContext {
int length;
int maxlength;
int current;
uint32_t *bits;
int *lengths;
@ -72,7 +71,6 @@ typedef struct DBCtx {
int *recode1, *recode2;
int escapes[3];
int *last;
int lcur;
} DBCtx;
/* possible runs of blocks */
@ -116,8 +114,6 @@ static int smacker_decode_tree(GetBitContext *gb, HuffContext *hc, uint32_t pref
}
hc->values[hc->current] = get_bits(gb, 8);
hc->current++;
if(hc->maxlength < length)
hc->maxlength = length;
return 0;
} else { //Node
int r;
@ -200,14 +196,12 @@ static int smacker_decode_header_tree(SmackVContext *smk, GetBitContext *gb, int
}
tmp1.length = 256;
tmp1.maxlength = 0;
tmp1.current = 0;
tmp1.bits = av_mallocz(256 * 4);
tmp1.lengths = av_mallocz(256 * sizeof(int));
tmp1.values = av_mallocz(256 * sizeof(int));
tmp2.length = 256;
tmp2.maxlength = 0;
tmp2.current = 0;
tmp2.bits = av_mallocz(256 * 4);
tmp2.lengths = av_mallocz(256 * sizeof(int));
@ -277,7 +271,6 @@ static int smacker_decode_header_tree(SmackVContext *smk, GetBitContext *gb, int
ctx.last = last;
huff.length = ((size + 3) >> 2) + 4;
huff.maxlength = 0;
huff.current = 0;
huff.values = av_mallocz_array(huff.length, sizeof(int));
if (!huff.values) {
@ -690,7 +683,6 @@ static int smka_decode_frame(AVCodecContext *avctx, void *data,
// Initialize
for(i = 0; i < (1 << (bits + stereo)); i++) {
h[i].length = 256;
h[i].maxlength = 0;
h[i].current = 0;
h[i].bits = av_mallocz(256 * 4);
h[i].lengths = av_mallocz(256 * sizeof(int));