2010-05-18 17:58:33 +02:00
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/*
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* Copyright (c) 2010 The VP8 project authors. All Rights Reserved.
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*
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2010-06-18 18:39:21 +02:00
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* Use of this source code is governed by a BSD-style license
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2010-06-04 22:19:40 +02:00
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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2010-06-18 18:39:21 +02:00
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* in the file PATENTS. All contributing project authors may
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2010-06-04 22:19:40 +02:00
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* be found in the AUTHORS file in the root of the source tree.
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2010-05-18 17:58:33 +02:00
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*/
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#ifndef __INC_VP8_H
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#define __INC_VP8_H
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#ifdef __cplusplus
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extern "C"
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{
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#endif
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2010-05-24 17:39:59 +02:00
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#include "vpx/internal/vpx_codec_internal.h"
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2010-05-18 17:58:33 +02:00
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#include "vpx_scale/yv12config.h"
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#include "type_aliases.h"
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#include "ppflags.h"
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typedef int *VP8_PTR;
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/* Create/destroy static data structures. */
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typedef enum
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{
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NORMAL = 0,
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FOURFIVE = 1,
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THREEFIVE = 2,
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ONETWO = 3
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} VPX_SCALING;
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typedef enum
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{
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VP8_LAST_FLAG = 1,
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VP8_GOLD_FLAG = 2,
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VP8_ALT_FLAG = 4
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} VP8_REFFRAME;
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typedef enum
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{
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USAGE_STREAM_FROM_SERVER = 0x0,
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USAGE_LOCAL_FILE_PLAYBACK = 0x1
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} END_USAGE;
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typedef enum
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{
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MODE_REALTIME = 0x0,
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MODE_GOODQUALITY = 0x1,
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MODE_BESTQUALITY = 0x2,
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MODE_FIRSTPASS = 0x3,
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MODE_SECONDPASS = 0x4,
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MODE_SECONDPASS_BEST = 0x5,
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} MODE;
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typedef enum
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{
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FRAMEFLAGS_KEY = 1,
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FRAMEFLAGS_GOLDEN = 2,
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FRAMEFLAGS_ALTREF = 4,
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} FRAMETYPE_FLAGS;
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#include <assert.h>
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static __inline void Scale2Ratio(int mode, int *hr, int *hs)
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{
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switch (mode)
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{
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case NORMAL:
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*hr = 1;
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*hs = 1;
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break;
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case FOURFIVE:
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*hr = 4;
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*hs = 5;
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break;
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case THREEFIVE:
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*hr = 3;
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*hs = 5;
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break;
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case ONETWO:
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*hr = 1;
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*hs = 2;
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break;
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default:
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*hr = 1;
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*hs = 1;
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assert(0);
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break;
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}
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}
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typedef struct
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{
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int Version; // 4 versions of bitstream defined 0 best quality/slowest decode, 3 lowest quality/fastest decode
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int Width; // width of data passed to the compressor
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int Height; // height of data passed to the compressor
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double frame_rate; // set to passed in framerate
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int target_bandwidth; // bandwidth to be used in kilobits per second
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int noise_sensitivity; // parameter used for applying pre processing blur: recommendation 0
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int Sharpness; // parameter used for sharpening output: recommendation 0:
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int cpu_used;
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// mode ->
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//(0)=Realtime/Live Encoding. This mode is optimized for realtim encoding (for example, capturing
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// a television signal or feed from a live camera). ( speed setting controls how fast )
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//(1)=Good Quality Fast Encoding. The encoder balances quality with the amount of time it takes to
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// encode the output. ( speed setting controls how fast )
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//(2)=One Pass - Best Quality. The encoder places priority on the quality of the output over encoding
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// speed. The output is compressed at the highest possible quality. This option takes the longest
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// amount of time to encode. ( speed setting ignored )
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//(3)=Two Pass - First Pass. The encoder generates a file of statistics for use in the second encoding
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// pass. ( speed setting controls how fast )
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//(4)=Two Pass - Second Pass. The encoder uses the statistics that were generated in the first encoding
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// pass to create the compressed output. ( speed setting controls how fast )
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//(5)=Two Pass - Second Pass Best. The encoder uses the statistics that were generated in the first
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// encoding pass to create the compressed output using the highest possible quality, and taking a
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// longer amount of time to encode.. ( speed setting ignored )
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int Mode; //
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// Key Framing Operations
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int auto_key; // automatically detect cut scenes and set the keyframes
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int key_freq; // maximum distance to key frame.
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int allow_lag; // allow lagged compression (if 0 lagin frames is ignored)
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int lag_in_frames; // how many frames lag before we start encoding
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//----------------------------------------------------------------
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// DATARATE CONTROL OPTIONS
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int end_usage; // vbr or cbr
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// shoot to keep buffer full at all times by undershooting a bit 95 recommended
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int under_shoot_pct;
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// buffering parameters
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int starting_buffer_level; // in seconds
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int optimal_buffer_level;
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int maximum_buffer_size;
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// controlling quality
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int fixed_q;
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int worst_allowed_q;
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int best_allowed_q;
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// allow internal resizing ( currently disabled in the build !!!!!)
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int allow_spatial_resampling;
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int resample_down_water_mark;
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int resample_up_water_mark;
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// allow internal frame rate alterations
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int allow_df;
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int drop_frames_water_mark;
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// two pass datarate control
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int two_pass_vbrbias; // two pass datarate control tweaks
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int two_pass_vbrmin_section;
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int two_pass_vbrmax_section;
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// END DATARATE CONTROL OPTIONS
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//----------------------------------------------------------------
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// these parameters aren't to be used in final build don't use!!!
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int play_alternate;
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int alt_freq;
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int alt_q;
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int key_q;
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int gold_q;
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int multi_threaded; // how many threads to run the encoder on
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int token_partitions; // how many token partitions to create for multi core decoding
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int encode_breakout; // early breakout encode threshold : for video conf recommend 800
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int error_resilient_mode; // if running over udp networks provides decodable frames after a
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// dropped packet
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int arnr_max_frames;
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int arnr_strength ;
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int arnr_type ;
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struct vpx_fixed_buf two_pass_stats_in;
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struct vpx_codec_pkt_list *output_pkt_list;
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} VP8_CONFIG;
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void vp8_initialize();
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VP8_PTR vp8_create_compressor(VP8_CONFIG *oxcf);
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void vp8_remove_compressor(VP8_PTR *comp);
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void vp8_init_config(VP8_PTR onyx, VP8_CONFIG *oxcf);
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void vp8_change_config(VP8_PTR onyx, VP8_CONFIG *oxcf);
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// receive a frames worth of data caller can assume that a copy of this frame is made
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// and not just a copy of the pointer..
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int vp8_receive_raw_frame(VP8_PTR comp, unsigned int frame_flags, YV12_BUFFER_CONFIG *sd, INT64 time_stamp, INT64 end_time_stamp);
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int vp8_get_compressed_data(VP8_PTR comp, unsigned int *frame_flags, unsigned long *size, unsigned char *dest, INT64 *time_stamp, INT64 *time_end, int flush);
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int vp8_get_preview_raw_frame(VP8_PTR comp, YV12_BUFFER_CONFIG *dest, int deblock_level, int noise_level, int flags);
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int vp8_use_as_reference(VP8_PTR comp, int ref_frame_flags);
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int vp8_update_reference(VP8_PTR comp, int ref_frame_flags);
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int vp8_get_reference(VP8_PTR comp, VP8_REFFRAME ref_frame_flag, YV12_BUFFER_CONFIG *sd);
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int vp8_set_reference(VP8_PTR comp, VP8_REFFRAME ref_frame_flag, YV12_BUFFER_CONFIG *sd);
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int vp8_update_entropy(VP8_PTR comp, int update);
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int vp8_set_roimap(VP8_PTR comp, unsigned char *map, unsigned int rows, unsigned int cols, int delta_q[4], int delta_lf[4], unsigned int threshold[4]);
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int vp8_set_active_map(VP8_PTR comp, unsigned char *map, unsigned int rows, unsigned int cols);
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int vp8_set_internal_size(VP8_PTR comp, VPX_SCALING horiz_mode, VPX_SCALING vert_mode);
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int vp8_get_quantizer(VP8_PTR c);
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#ifdef __cplusplus
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}
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#endif
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#endif
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