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Code Issues Releases Activity

avcodec/proresdec2: remove duplicated function

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This commit is contained in:
Paul B Mahol
2023-06-14 11:59:58 +02:00
parent d26ea03f60
commit cfcd6e2108
1 changed files with 4 additions and 11 deletions
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15
libavcodec/proresdec2.c
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@@ -44,13 +44,6 @@
#include "proresdata.h"
#include "thread.h"
static void permute(uint8_t *dst, const uint8_t *src, const uint8_t permutation[64])
{
int i;
for (i = 0; i < 64; i++)
dst[i] = permutation[src[i]];
}
#define ALPHA_SHIFT_16_TO_10(alpha_val) (alpha_val >> 6)
#define ALPHA_SHIFT_8_TO_10(alpha_val) ((alpha_val << 2) | (alpha_val >> 6))
#define ALPHA_SHIFT_16_TO_12(alpha_val) (alpha_val >> 4)
@@ -187,8 +180,8 @@ static av_cold int decode_init(AVCodecContext *avctx)
ff_init_scantable_permutation(idct_permutation,
ctx->prodsp.idct_permutation_type);
permute(ctx->progressive_scan, ff_prores_progressive_scan, idct_permutation);
permute(ctx->interlaced_scan, ff_prores_interlaced_scan, idct_permutation);
ff_permute_scantable(ctx->progressive_scan, ff_prores_progressive_scan, idct_permutation);
ff_permute_scantable(ctx->interlaced_scan, ff_prores_interlaced_scan, idct_permutation);
ctx->pix_fmt = AV_PIX_FMT_NONE;
@@ -304,7 +297,7 @@ static int decode_frame_header(ProresContext *ctx, const uint8_t *buf,
av_log(avctx, AV_LOG_ERROR, "Header truncated\n");
return AVERROR_INVALIDDATA;
}
permute(ctx->qmat_luma, ctx->prodsp.idct_permutation, ptr);
ff_permute_scantable(ctx->qmat_luma, ctx->prodsp.idct_permutation, ptr);
ptr += 64;
} else {
memset(ctx->qmat_luma, 4, 64);
@@ -315,7 +308,7 @@ static int decode_frame_header(ProresContext *ctx, const uint8_t *buf,
av_log(avctx, AV_LOG_ERROR, "Header truncated\n");
return AVERROR_INVALIDDATA;
}
permute(ctx->qmat_chroma, ctx->prodsp.idct_permutation, ptr);
ff_permute_scantable(ctx->qmat_chroma, ctx->prodsp.idct_permutation, ptr);
} else {
memcpy(ctx->qmat_chroma, ctx->qmat_luma, 64);
}