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/**
* RFX codec encoder
*
* Copyright 2014-2015 Jay Sorg <jay.sorg@gmail.com>
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef __RFXCODEC_ENCODE_H
#define __RFXCODEC_ENCODE_H
#include <rfxcodec_common.h>
struct rfx_rect
{
int x;
int y;
int cx;
int cy;
};
struct rfx_tile
{
int x; /* multiple of 64 */
int y; /* multiple of 64 */
int cx; /* must be 64 or less */
int cy; /* must be 64 or less */
int quant_y;
int quant_cb;
int quant_cr;
};
void *
rfxcodec_encode_create(int width, int height, int format, int flags);
int
rfxcodec_encode_create_ex(int width, int height, int format, int flags,
void **handle);
int
rfxcodec_encode_destroy(void *handle);
/* quants, 5 ints per set, should be num_quants * 5 chars in quants)
* each char is 2 quant values
* quantizer order is
* 0 - LL3
* 1 - LH3
* 2 - HL3
* 3 - HH3
* 4 - LH2
* 5 - HL2
* 6 - HH2
* 7 - LH1
* 8 - HL1
* 9 - HH1 */
int
rfxcodec_encode(void *handle, char *cdata, int *cdata_bytes,
const char *buf, int width, int height, int stride_bytes,
const struct rfx_rect *region, int num_region,
const struct rfx_tile *tiles, int num_tiles,
const char *quants, int num_quants);
int
rfxcodec_encode_ex(void *handle, char *cdata, int *cdata_bytes,
const char *buf, int width, int height, int stride_bytes,
const struct rfx_rect *region, int num_region,
const struct rfx_tile *tiles, int num_tiles,
const char *quants, int num_quants, int flags);
/* use simple types here, no sint16_t, uint8_t, ... */
typedef int (*rfxencode_rlgr1_proc)(const short *data, unsigned char *buffer, int buffer_size);
typedef int (*rfxencode_rlgr3_proc)(const short *data, unsigned char *buffer, int buffer_size);
typedef int (*rfxencode_differential_proc)(short *buffer, int buffer_size);
typedef int (*rfxencode_quantization_proc)(short *buffer, const char *quantization_values);
typedef int (*rfxencode_dwt_2d_proc)(const unsigned char *in_buffer, short *buffer, short *dwt_buffer);
typedef int (*rfxencode_diff_rlgr1_proc)(short *coef, unsigned char *cdata, int cdata_size);
typedef int (*rfxencode_diff_rlgr3_proc)(short *coef, unsigned char *cdata, int cdata_size);
typedef int (*rfxencode_dwt_shift_x86_sse2_proc)(const char *qtable, const unsigned char *data, short *dwt_buffer1, short *dwt_buffer);
typedef int (*rfxencode_dwt_shift_x86_sse41_proc)(const char *qtable, const unsigned char *data, short *dwt_buffer1, short *dwt_buffer);
typedef int (*rfxencode_dwt_shift_amd64_sse2_proc)(const char *qtable, const unsigned char *data, short *dwt_buffer1, short *dwt_buffer);
typedef int (*rfxencode_dwt_shift_amd64_sse41_proc)(const char *qtable, const unsigned char *data, short *dwt_buffer1, short *dwt_buffer);
struct rfxcodec_encode_internals
{
rfxencode_rlgr1_proc rfxencode_rlgr1;
rfxencode_rlgr3_proc rfxencode_rlgr3;
rfxencode_differential_proc rfxencode_differential;
rfxencode_quantization_proc rfxencode_quantization;
rfxencode_dwt_2d_proc rfxencode_dwt_2d;
rfxencode_diff_rlgr1_proc rfxencode_diff_rlgr1;
rfxencode_diff_rlgr3_proc rfxencode_diff_rlgr3;
rfxencode_dwt_shift_x86_sse2_proc rfxencode_dwt_shift_x86_sse2;
rfxencode_dwt_shift_x86_sse41_proc rfxencode_dwt_shift_x86_sse41;
rfxencode_dwt_shift_amd64_sse2_proc rfxencode_dwt_shift_amd64_sse2;
rfxencode_dwt_shift_amd64_sse41_proc rfxencode_dwt_shift_amd64_sse41;
};
int
rfxcodec_encode_get_internals(struct rfxcodec_encode_internals *internals);
#endif