HandBrake 0.5.1

git-svn-id: svn://svn.handbrake.fr/HandBrake/trunk@8 b64f7644-9d1e-0410-96f1-a4d463321fa5

1 files changed, 231 insertions, 0 deletions

diff --git a/core/XvidVbr.h b/core/XvidVbr.h
new file mode 100644
index 000000000..ea9d3b703
--- /dev/null
+++ b/core/XvidVbr.h
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+/******************************************************************************
+ *
+ *   XviD VBR Library
+ *   
+ *   Copyright (C) 2002 Edouard Gomez <[email protected]>
+ *
+ *   The curve treatment algorithm is based on work done by Foxer <email?> and
+ *   Dirk Knop <[email protected]> for the XviD vfw dynamic library.
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
+ *****************************************************************************/
+
+#ifndef __XVID_VBR_H__
+#define __XVID_VBR_H__
+
+#define VBR_VERSION 0
+
+/******************************************************************************
+ * Function types used in the vbr controler
+ *****************************************************************************/
+
+typedef int (vbr_init_function)(void *state);
+typedef vbr_init_function *vbr_init_function_ptr;
+
+typedef int (vbr_get_quant_function)(void *state);
+typedef vbr_get_quant_function *vbr_get_quant_function_ptr;
+
+typedef int (vbr_get_intra_function)(void *state);
+typedef vbr_get_intra_function *vbr_get_intra_function_ptr;
+
+typedef int (vbr_update_function)(void *state,
+				  int quant,
+				  int intra,
+				  int header_bytes,
+				  int total_bytes,
+				  int kblocks,
+				  int mblocks,
+				  int ublocks);
+typedef vbr_update_function *vbr_update_function_ptr;
+
+typedef int (vbr_finish_function)(void *state);
+typedef vbr_finish_function *vbr_finish_function_ptr;
+
+/******************************************************************************
+ * The VBR CONTROLER structure - the spin of the library
+ *****************************************************************************/
+
+typedef struct _vbr_control_t
+{
+
+	/* All modes - specifies what VBR algorithm has to be used */
+	int mode;
+
+	/* All modes - specifies what fps the movie uses */
+	float fps;
+
+	/* All modes */
+	int debug;
+
+	/*
+	 * For VBR_MODE_2PASS_1/2 - specifies from/to what file the vbr
+	 * controller has to write/read stats
+	 */
+	char *filename;
+
+	/* For VBR_MODE_2PASS_2 - Target size */
+	int desired_bitrate;
+
+	/* For VBR_MODE_2PASS_2 - Credits parameters */
+	int credits_mode;
+	int credits_start;
+	int credits_start_begin;
+	int credits_start_end;
+	int credits_end;
+	int credits_end_begin;
+	int credits_end_end;
+	int credits_quant_ratio;
+	int credits_fixed_quant;
+	int credits_quant_i;
+	int credits_quant_p;
+	int credits_start_size;
+	int credits_end_size;
+
+	/* For VBR_MODE_2PASS_2 - keyframe parameters */
+	int keyframe_boost;
+	int kftreshold;
+	int kfreduction;
+	int min_key_interval;
+	int max_key_interval;
+
+	/* For VBR_MODE_2PASS_2 - Normal curve */
+	int curve_compression_high;
+	int curve_compression_low;
+
+	/* For VBR_MODE_2PASS_2 - Alternate curve parameters */
+	int use_alt_curve;
+	int alt_curve_type;
+	int alt_curve_low_dist;
+	int alt_curve_high_dist;
+	int alt_curve_min_rel_qual;
+	int alt_curve_use_auto;
+	int alt_curve_auto_str;
+	int alt_curve_use_auto_bonus_bias;
+	int alt_curve_bonus_bias;
+	int bitrate_payback_method;
+	int bitrate_payback_delay;
+	int max_iquant;
+	int min_iquant;
+	int max_pquant;
+	int min_pquant;
+	int twopass_max_bitrate;
+	int twopass_max_overflow_improvement;
+	int twopass_max_overflow_degradation;
+
+	/*
+	 * For VBR_MODE_FIXED_QUANT - the quantizer that has to be used for all
+	 * frames
+	 */
+	int fixed_quant;
+
+	/* ----------- Internal data - Do not modify ----------- */
+	void *debug_file;
+	void *pass1_file;
+
+	long long desired_size;
+
+	int cur_frame;
+	int nb_frames;
+	int nb_keyframes;
+
+	int *keyframe_locations;
+	int last_keyframe;
+
+	double credits_start_curve;
+	double credits_end_curve;
+	double movie_curve;
+	double average_frame;
+	double alt_curve_low;
+	double alt_curve_low_diff;
+	double alt_curve_high;
+	double alt_curve_high_diff;
+	double alt_curve_mid_qual;
+	double alt_curve_qual_dev;
+	double curve_bias_bonus;
+	double curve_comp_scale;
+	double curve_comp_error;
+
+	int pass1_quant;
+	int pass1_intra;
+	int pass1_bytes;
+
+	int bytes1;
+	int bytes2;
+	int desired_bytes2;
+	int max_framesize;
+	int last_quant;
+	int quant_count[32];
+	double quant_error[32];
+
+	int overflow;
+	int KFoverflow;
+	int KFoverflow_partial;
+	int KF_idx;
+
+	int debug_quant_count[32];
+
+	/* ----------- Internal data - do not modify ----------- */
+	vbr_init_function_ptr      init;
+	vbr_get_quant_function_ptr getquant;
+	vbr_get_intra_function_ptr getintra;	
+	vbr_update_function_ptr    update;
+	vbr_finish_function_ptr    finish;
+
+}vbr_control_t;
+
+/******************************************************************************
+ * Constants
+ *****************************************************************************/
+
+/* Constants for the mode member */
+#define VBR_MODE_1PASS       0x01
+#define VBR_MODE_2PASS_1     0x02
+#define VBR_MODE_2PASS_2     0x04
+#define VBR_MODE_FIXED_QUANT 0x08
+
+/* Constants for the credits mode */
+#define VBR_CREDITS_MODE_RATE  0x01
+#define VBR_CREDITS_MODE_QUANT 0x02
+#define VBR_CREDITS_MODE_SIZE  0x04
+
+/* Alternate curve treatment types */
+#define VBR_ALT_CURVE_SOFT      0x01
+#define VBR_ALT_CURVE_LINEAR    0x02
+#define VBR_ALT_CURVE_AGGRESIVE 0x04
+
+/* Payback modes */
+#define VBR_PAYBACK_BIAS            0x01
+#define VBR_PAYBACK_PROPORTIONAL    0x02
+
+/******************************************************************************
+ * VBR API
+ *****************************************************************************/
+
+extern int vbrSetDefaults(vbr_control_t *state);
+extern int vbrInit(vbr_control_t *state);
+extern int vbrGetQuant(vbr_control_t *state);
+extern int vbrGetIntra(vbr_control_t *state);
+extern int vbrUpdate(vbr_control_t *state,
+		     int quant,
+		     int intra,
+		     int header_bytes,
+		     int total_bytes,
+		     int kblocks,
+		     int mblocks,
+		     int ublocks);
+extern int vbrFinish(vbr_control_t *state);
+
+#endif