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@ -49,7 +49,7 @@ static inline int ir2_get_code(GetBitContext *gb) |
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} |
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} |
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static int ir2_decode_plane(Ir2Context *ctx, int width, int height, uint8_t *dst, |
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static int ir2_decode_plane(Ir2Context *ctx, int width, int height, uint8_t *dst, |
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int stride, const uint8_t *table) |
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int pitch, const uint8_t *table) |
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{ |
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{ |
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int i; |
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int i; |
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int j; |
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int j; |
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@ -74,7 +74,7 @@ static int ir2_decode_plane(Ir2Context *ctx, int width, int height, uint8_t *dst |
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dst[out++] = table[(c * 2) + 1]; |
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dst[out++] = table[(c * 2) + 1]; |
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} |
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} |
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} |
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} |
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dst += stride; |
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dst += pitch; |
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for (j = 1; j < height; j++) { |
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for (j = 1; j < height; j++) { |
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out = 0; |
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out = 0; |
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@ -85,27 +85,27 @@ static int ir2_decode_plane(Ir2Context *ctx, int width, int height, uint8_t *dst |
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if (out + c*2 > width) |
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if (out + c*2 > width) |
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return AVERROR_INVALIDDATA; |
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return AVERROR_INVALIDDATA; |
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for (i = 0; i < c * 2; i++) { |
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for (i = 0; i < c * 2; i++) { |
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dst[out] = dst[out - stride]; |
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dst[out] = dst[out - pitch]; |
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out++; |
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out++; |
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} |
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} |
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} else { /* add two deltas from table */ |
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} else { /* add two deltas from table */ |
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t = dst[out - stride] + (table[c * 2] - 128); |
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t = dst[out - pitch] + (table[c * 2] - 128); |
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t = av_clip_uint8(t); |
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t = av_clip_uint8(t); |
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dst[out] = t; |
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dst[out] = t; |
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out++; |
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out++; |
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t = dst[out - stride] + (table[(c * 2) + 1] - 128); |
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t = dst[out - pitch] + (table[(c * 2) + 1] - 128); |
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t = av_clip_uint8(t); |
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t = av_clip_uint8(t); |
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dst[out] = t; |
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dst[out] = t; |
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out++; |
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out++; |
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} |
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} |
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} |
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} |
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dst += stride; |
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dst += pitch; |
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} |
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} |
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return 0; |
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return 0; |
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} |
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} |
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static int ir2_decode_plane_inter(Ir2Context *ctx, int width, int height, uint8_t *dst, |
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static int ir2_decode_plane_inter(Ir2Context *ctx, int width, int height, uint8_t *dst, |
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int stride, const uint8_t *table) |
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int pitch, const uint8_t *table) |
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{ |
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{ |
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int j; |
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int j; |
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int out = 0; |
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int out = 0; |
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@ -133,7 +133,7 @@ static int ir2_decode_plane_inter(Ir2Context *ctx, int width, int height, uint8_ |
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out++; |
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out++; |
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} |
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} |
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} |
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} |
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dst += stride; |
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dst += pitch; |
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} |
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} |
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return 0; |
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return 0; |
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} |
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} |
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