#define AVCODEC_H264DSP_H
#include <stdint.h>
-#include "dsputil.h"
typedef void (*h264_weight_func)(uint8_t *block, int stride, int height,
int log2_denom, int weight, int offset);
-typedef void (*h264_biweight_func)(uint8_t *dst, uint8_t *src, int stride, int height,
- int log2_denom, int weightd, int weights, int offset);
+typedef void (*h264_biweight_func)(uint8_t *dst, uint8_t *src,
+ int stride, int height, int log2_denom,
+ int weightd, int weights, int offset);
/**
* Context for storing H.264 DSP functions
*/
-typedef struct H264DSPContext{
+typedef struct H264DSPContext {
/* weighted MC */
h264_weight_func weight_h264_pixels_tab[4];
h264_biweight_func biweight_h264_pixels_tab[4];
/* loop filter */
- void (*h264_v_loop_filter_luma)(uint8_t *pix/*align 16*/, int stride, int alpha, int beta, int8_t *tc0);
- void (*h264_h_loop_filter_luma)(uint8_t *pix/*align 4 */, int stride, int alpha, int beta, int8_t *tc0);
- void (*h264_h_loop_filter_luma_mbaff)(uint8_t *pix/*align 16*/, int stride, int alpha, int beta, int8_t *tc0);
+ void (*h264_v_loop_filter_luma)(uint8_t *pix /*align 16*/, int stride,
+ int alpha, int beta, int8_t *tc0);
+ void (*h264_h_loop_filter_luma)(uint8_t *pix /*align 4 */, int stride,
+ int alpha, int beta, int8_t *tc0);
+ void (*h264_h_loop_filter_luma_mbaff)(uint8_t *pix /*align 16*/, int stride,
+ int alpha, int beta, int8_t *tc0);
/* v/h_loop_filter_luma_intra: align 16 */
- void (*h264_v_loop_filter_luma_intra)(uint8_t *pix, int stride, int alpha, int beta);
- void (*h264_h_loop_filter_luma_intra)(uint8_t *pix, int stride, int alpha, int beta);
- void (*h264_h_loop_filter_luma_mbaff_intra)(uint8_t *pix/*align 16*/, int stride, int alpha, int beta);
- void (*h264_v_loop_filter_chroma)(uint8_t *pix/*align 8*/, int stride, int alpha, int beta, int8_t *tc0);
- void (*h264_h_loop_filter_chroma)(uint8_t *pix/*align 4*/, int stride, int alpha, int beta, int8_t *tc0);
- void (*h264_h_loop_filter_chroma_mbaff)(uint8_t *pix/*align 8*/, int stride, int alpha, int beta, int8_t *tc0);
- void (*h264_v_loop_filter_chroma_intra)(uint8_t *pix/*align 8*/, int stride, int alpha, int beta);
- void (*h264_h_loop_filter_chroma_intra)(uint8_t *pix/*align 8*/, int stride, int alpha, int beta);
- void (*h264_h_loop_filter_chroma_mbaff_intra)(uint8_t *pix/*align 8*/, int stride, int alpha, int beta);
- // h264_loop_filter_strength: simd only. the C version is inlined in h264.c
- void (*h264_loop_filter_strength)(int16_t bS[2][4][4], uint8_t nnz[40], int8_t ref[2][40], int16_t mv[2][40][2],
- int bidir, int edges, int step, int mask_mv0, int mask_mv1, int field);
+ void (*h264_v_loop_filter_luma_intra)(uint8_t *pix, int stride,
+ int alpha, int beta);
+ void (*h264_h_loop_filter_luma_intra)(uint8_t *pix, int stride,
+ int alpha, int beta);
+ void (*h264_h_loop_filter_luma_mbaff_intra)(uint8_t *pix /*align 16*/,
+ int stride, int alpha, int beta);
+ void (*h264_v_loop_filter_chroma)(uint8_t *pix /*align 8*/, int stride,
+ int alpha, int beta, int8_t *tc0);
+ void (*h264_h_loop_filter_chroma)(uint8_t *pix /*align 4*/, int stride,
+ int alpha, int beta, int8_t *tc0);
+ void (*h264_h_loop_filter_chroma_mbaff)(uint8_t *pix /*align 8*/,
+ int stride, int alpha, int beta,
+ int8_t *tc0);
+ void (*h264_v_loop_filter_chroma_intra)(uint8_t *pix /*align 8*/,
+ int stride, int alpha, int beta);
+ void (*h264_h_loop_filter_chroma_intra)(uint8_t *pix /*align 8*/,
+ int stride, int alpha, int beta);
+ void (*h264_h_loop_filter_chroma_mbaff_intra)(uint8_t *pix /*align 8*/,
+ int stride, int alpha, int beta);
+ // h264_loop_filter_strength: simd only. the C version is inlined in h264_loopfilter.c
+ void (*h264_loop_filter_strength)(int16_t bS[2][4][4], uint8_t nnz[40],
+ int8_t ref[2][40], int16_t mv[2][40][2],
+ int bidir, int edges, int step,
+ int mask_mv0, int mask_mv1, int field);
/* IDCT */
- void (*h264_idct_add)(uint8_t *dst/*align 4*/, DCTELEM *block/*align 16*/, int stride);
- void (*h264_idct8_add)(uint8_t *dst/*align 8*/, DCTELEM *block/*align 16*/, int stride);
- void (*h264_idct_dc_add)(uint8_t *dst/*align 4*/, DCTELEM *block/*align 16*/, int stride);
- void (*h264_idct8_dc_add)(uint8_t *dst/*align 8*/, DCTELEM *block/*align 16*/, int stride);
+ void (*h264_idct_add)(uint8_t *dst /*align 4*/,
+ int16_t *block /*align 16*/, int stride);
+ void (*h264_idct8_add)(uint8_t *dst /*align 8*/,
+ int16_t *block /*align 16*/, int stride);
+ void (*h264_idct_dc_add)(uint8_t *dst /*align 4*/,
+ int16_t *block /*align 16*/, int stride);
+ void (*h264_idct8_dc_add)(uint8_t *dst /*align 8*/,
+ int16_t *block /*align 16*/, int stride);
- void (*h264_idct_add16)(uint8_t *dst/*align 16*/, const int *blockoffset, DCTELEM *block/*align 16*/, int stride, const uint8_t nnzc[15*8]);
- void (*h264_idct8_add4)(uint8_t *dst/*align 16*/, const int *blockoffset, DCTELEM *block/*align 16*/, int stride, const uint8_t nnzc[15*8]);
- void (*h264_idct_add8)(uint8_t **dst/*align 16*/, const int *blockoffset, DCTELEM *block/*align 16*/, int stride, const uint8_t nnzc[15*8]);
- void (*h264_idct_add16intra)(uint8_t *dst/*align 16*/, const int *blockoffset, DCTELEM *block/*align 16*/, int stride, const uint8_t nnzc[15*8]);
- void (*h264_luma_dc_dequant_idct)(DCTELEM *output, DCTELEM *input/*align 16*/, int qmul);
- void (*h264_chroma_dc_dequant_idct)(DCTELEM *block, int qmul);
-}H264DSPContext;
+ void (*h264_idct_add16)(uint8_t *dst /*align 16*/, const int *blockoffset,
+ int16_t *block /*align 16*/, int stride,
+ const uint8_t nnzc[15 * 8]);
+ void (*h264_idct8_add4)(uint8_t *dst /*align 16*/, const int *blockoffset,
+ int16_t *block /*align 16*/, int stride,
+ const uint8_t nnzc[15 * 8]);
+ void (*h264_idct_add8)(uint8_t **dst /*align 16*/, const int *blockoffset,
+ int16_t *block /*align 16*/, int stride,
+ const uint8_t nnzc[15 * 8]);
+ void (*h264_idct_add16intra)(uint8_t *dst /*align 16*/, const int *blockoffset,
+ int16_t *block /*align 16*/,
+ int stride, const uint8_t nnzc[15 * 8]);
+ void (*h264_luma_dc_dequant_idct)(int16_t *output,
+ int16_t *input /*align 16*/, int qmul);
+ void (*h264_chroma_dc_dequant_idct)(int16_t *block, int qmul);
-void ff_h264dsp_init(H264DSPContext *c, const int bit_depth, const int chroma_format_idc);
-void ff_h264dsp_init_arm(H264DSPContext *c, const int bit_depth, const int chroma_format_idc);
-void ff_h264dsp_init_ppc(H264DSPContext *c, const int bit_depth, const int chroma_format_idc);
-void ff_h264dsp_init_x86(H264DSPContext *c, const int bit_depth, const int chroma_format_idc);
+ /* bypass-transform */
+ void (*h264_add_pixels8_clear)(uint8_t *dst, int16_t *block, int stride);
+ void (*h264_add_pixels4_clear)(uint8_t *dst, int16_t *block, int stride);
+
+ /**
+ * Search buf from the start for up to size bytes. Return the index
+ * of a zero byte, or >= size if not found. Ideally, use lookahead
+ * to filter out any zero bytes that are known to not be followed by
+ * one or more further zero bytes and a one byte. Better still, filter
+ * out any bytes that form the trailing_zero_8bits syntax element too.
+ */
+ int (*startcode_find_candidate)(const uint8_t *buf, int size);
+} H264DSPContext;
+
+void ff_h264dsp_init(H264DSPContext *c, const int bit_depth,
+ const int chroma_format_idc);
+void ff_h264dsp_init_aarch64(H264DSPContext *c, const int bit_depth,
+ const int chroma_format_idc);
+void ff_h264dsp_init_arm(H264DSPContext *c, const int bit_depth,
+ const int chroma_format_idc);
+void ff_h264dsp_init_ppc(H264DSPContext *c, const int bit_depth,
+ const int chroma_format_idc);
+void ff_h264dsp_init_x86(H264DSPContext *c, const int bit_depth,
+ const int chroma_format_idc);
#endif /* AVCODEC_H264DSP_H */
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