diff options
author | XhmikosR <xhmikosr@users.sourceforge.net> | 2010-08-06 17:56:09 +0400 |
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committer | XhmikosR <xhmikosr@users.sourceforge.net> | 2010-08-06 17:56:09 +0400 |
commit | 4b791fc8505ae11f91cab5f813e4e564acbe8e26 (patch) | |
tree | cc19bf8c86fc5e45f2dfa2df31f923ee707334ce /src/filters/transform/MPCVideoDec/ffmpeg/libavcodec/vp56.h | |
parent | 97a8a7805c2dfd2c5987c671602c2944cc4e655d (diff) |
updated ffmpeg
git-svn-id: https://mpc-hc.svn.sourceforge.net/svnroot/mpc-hc/trunk@2210 10f7b99b-c216-0410-bff0-8a66a9350fd8
Diffstat (limited to 'src/filters/transform/MPCVideoDec/ffmpeg/libavcodec/vp56.h')
-rw-r--r-- | src/filters/transform/MPCVideoDec/ffmpeg/libavcodec/vp56.h | 48 |
1 files changed, 22 insertions, 26 deletions
diff --git a/src/filters/transform/MPCVideoDec/ffmpeg/libavcodec/vp56.h b/src/filters/transform/MPCVideoDec/ffmpeg/libavcodec/vp56.h index 69518fa73..f3e0abdd7 100644 --- a/src/filters/transform/MPCVideoDec/ffmpeg/libavcodec/vp56.h +++ b/src/filters/transform/MPCVideoDec/ffmpeg/libavcodec/vp56.h @@ -181,19 +181,12 @@ int ff_vp56_decode_frame(AVCodecContext *avctx, void *data, int *data_size, * vp56 specific range coder implementation */ -static inline void vp56_init_range_decoder(VP56RangeCoder *c, - const uint8_t *buf, int buf_size) -{ - c->high = 255; - c->bits = -8; - c->buffer = buf; - c->end = buf + buf_size; - c->code_word = bytestream_get_be16(&c->buffer); -} +extern const uint8_t ff_vp56_norm_shift[256]; +void ff_vp56_init_range_decoder(VP56RangeCoder *c, const uint8_t *buf, int buf_size); static av_always_inline unsigned int vp56_rac_renorm(VP56RangeCoder *c) { - int shift = ff_h264_norm_shift[c->high] - 1; + int shift = ff_vp56_norm_shift[c->high]; int bits = c->bits; unsigned int code_word = c->code_word; @@ -214,7 +207,7 @@ static av_always_inline unsigned int vp56_rac_renorm(VP56RangeCoder *c) #ifndef vp56_rac_get_prob #define vp56_rac_get_prob vp56_rac_get_prob -static inline int vp56_rac_get_prob(VP56RangeCoder *c, uint8_t prob) +static av_always_inline int vp56_rac_get_prob(VP56RangeCoder *c, uint8_t prob) { unsigned int code_word = vp56_rac_renorm(c); unsigned int low = 1 + (((c->high - 1) * prob) >> 8); @@ -246,7 +239,7 @@ static av_always_inline int vp56_rac_get_prob_branchy(VP56RangeCoder *c, int pro return 0; } -static inline int vp56_rac_get(VP56RangeCoder *c) +static av_always_inline int vp56_rac_get(VP56RangeCoder *c) { unsigned int code_word = vp56_rac_renorm(c); /* equiprobable */ @@ -265,12 +258,12 @@ static inline int vp56_rac_get(VP56RangeCoder *c) } // rounding is different than vp56_rac_get, is vp56_rac_get wrong? -static inline int vp8_rac_get(VP56RangeCoder *c) +static av_always_inline int vp8_rac_get(VP56RangeCoder *c) { return vp56_rac_get_prob(c, 128); } -static inline int vp56_rac_gets(VP56RangeCoder *c, int bits) +static av_unused int vp56_rac_gets(VP56RangeCoder *c, int bits) { int value = 0; @@ -281,7 +274,7 @@ static inline int vp56_rac_gets(VP56RangeCoder *c, int bits) return value; } -static inline int vp8_rac_get_uint(VP56RangeCoder *c, int bits) +static av_unused int vp8_rac_get_uint(VP56RangeCoder *c, int bits) { int value = 0; @@ -293,7 +286,7 @@ static inline int vp8_rac_get_uint(VP56RangeCoder *c, int bits) } // fixme: add 1 bit to all the calls to this? -static inline int vp8_rac_get_sint(VP56RangeCoder *c, int bits) +static av_unused int vp8_rac_get_sint(VP56RangeCoder *c, int bits) { int v; @@ -309,21 +302,22 @@ static inline int vp8_rac_get_sint(VP56RangeCoder *c, int bits) } // P(7) -static inline int vp56_rac_gets_nn(VP56RangeCoder *c, int bits) +static av_unused int vp56_rac_gets_nn(VP56RangeCoder *c, int bits) { int v = vp56_rac_gets(c, 7) << 1; return v + !v; } -static inline int vp8_rac_get_nn(VP56RangeCoder *c) +static av_unused int vp8_rac_get_nn(VP56RangeCoder *c) { int v = vp8_rac_get_uint(c, 7) << 1; return v + !v; } -static inline int vp56_rac_get_tree(VP56RangeCoder *c, - const VP56Tree *tree, - const uint8_t *probs) +static av_always_inline +int vp56_rac_get_tree(VP56RangeCoder *c, + const VP56Tree *tree, + const uint8_t *probs) { while (tree->val > 0) { if (vp56_rac_get_prob(c, probs[tree->prob_idx])) @@ -339,8 +333,9 @@ static inline int vp56_rac_get_tree(VP56RangeCoder *c, * on a node other than the root node, needed for coeff decode where this is * used to save a bit after a 0 token (by disallowing EOB to immediately follow.) */ -static inline int vp8_rac_get_tree_with_offset(VP56RangeCoder *c, const int8_t (*tree)[2], - const uint8_t *probs, int i) +static av_always_inline +int vp8_rac_get_tree_with_offset(VP56RangeCoder *c, const int8_t (*tree)[2], + const uint8_t *probs, int i) { do { i = tree[i][vp56_rac_get_prob(c, probs[i])]; @@ -351,14 +346,15 @@ static inline int vp8_rac_get_tree_with_offset(VP56RangeCoder *c, const int8_t ( // how probabilities are associated with decisions is different I think // well, the new scheme fits in the old but this way has one fewer branches per decision -static inline int vp8_rac_get_tree(VP56RangeCoder *c, const int8_t (*tree)[2], - const uint8_t *probs) +static av_always_inline +int vp8_rac_get_tree(VP56RangeCoder *c, const int8_t (*tree)[2], + const uint8_t *probs) { return vp8_rac_get_tree_with_offset(c, tree, probs, 0); } // DCTextra -static inline int vp8_rac_get_coeff(VP56RangeCoder *c, const uint8_t *prob) +static av_always_inline int vp8_rac_get_coeff(VP56RangeCoder *c, const uint8_t *prob) { int v = 0; |