/*****************************************************************************
- * common.c: h264 library
+ * common.c: misc common functions
*****************************************************************************
- * Copyright (C) 2003 Laurent Aimar
- * $Id: common.c,v 1.1 2004/06/03 19:27:06 fenrir Exp $
+ * Copyright (C) 2003-2013 x264 project
*
- * Authors: Laurent Aimar <fenrir@via.ecp.fr>
+ * Authors: Loren Merritt <lorenm@u.washington.edu>
+ * Laurent Aimar <fenrir@via.ecp.fr>
*
* 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
*
* 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, USA.
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02111, USA.
+ *
+ * This program is also available under a commercial proprietary license.
+ * For more information, contact us at licensing@x264.com.
*****************************************************************************/
-#include <stdlib.h>
-#include <stdio.h>
-#include <string.h>
+#include "common.h"
+
#include <stdarg.h>
+#include <ctype.h>
-#ifdef HAVE_MALLOC_H
+#if HAVE_MALLOC_H
#include <malloc.h>
#endif
-#include "common.h"
-#include "cpu.h"
+const int x264_bit_depth = BIT_DEPTH;
+
+const int x264_chroma_format = X264_CHROMA_FORMAT;
static void x264_log_default( void *, int, const char *, va_list );
/****************************************************************************
* x264_param_default:
****************************************************************************/
-void x264_param_default( x264_param_t *param )
+void x264_param_default( x264_param_t *param )
{
/* */
memset( param, 0, sizeof( x264_param_t ) );
/* CPU autodetect */
param->cpu = x264_cpu_detect();
- param->i_threads = 1;
+ param->i_threads = X264_THREADS_AUTO;
+ param->i_lookahead_threads = X264_THREADS_AUTO;
+ param->b_deterministic = 1;
+ param->i_sync_lookahead = X264_SYNC_LOOKAHEAD_AUTO;
/* Video properties */
- param->i_csp = X264_CSP_I420;
+ param->i_csp = X264_CHROMA_FORMAT ? X264_CHROMA_FORMAT : X264_CSP_I420;
param->i_width = 0;
param->i_height = 0;
param->vui.i_sar_width = 0;
param->vui.i_sar_height= 0;
param->vui.i_overscan = 0; /* undef */
param->vui.i_vidformat = 5; /* undef */
- param->vui.b_fullrange = 0; /* off */
+ param->vui.b_fullrange = -1; /* default depends on input */
param->vui.i_colorprim = 2; /* undef */
param->vui.i_transfer = 2; /* undef */
- param->vui.i_colmatrix = 2; /* undef */
+ param->vui.i_colmatrix = -1; /* default depends on input */
param->vui.i_chroma_loc= 0; /* left center */
param->i_fps_num = 25;
param->i_fps_den = 1;
- param->i_level_idc = 40; /* level 4.0 is sufficient for 720x576 with
- 16 reference frames */
+ param->i_level_idc = -1;
+ param->i_slice_max_size = 0;
+ param->i_slice_max_mbs = 0;
+ param->i_slice_count = 0;
/* Encoder parameters */
- param->i_frame_reference = 1;
+ param->i_frame_reference = 3;
param->i_keyint_max = 250;
- param->i_keyint_min = 25;
- param->i_bframe = 0;
+ param->i_keyint_min = X264_KEYINT_MIN_AUTO;
+ param->i_bframe = 3;
param->i_scenecut_threshold = 40;
- param->b_bframe_adaptive = 1;
+ param->i_bframe_adaptive = X264_B_ADAPT_FAST;
param->i_bframe_bias = 0;
- param->b_bframe_pyramid = 0;
+ param->i_bframe_pyramid = X264_B_PYRAMID_NORMAL;
+ param->b_interlaced = 0;
+ param->b_constrained_intra = 0;
param->b_deblocking_filter = 1;
param->i_deblocking_filter_alphac0 = 0;
param->b_cabac = 1;
param->i_cabac_init_idc = 0;
- param->rc.b_cbr = 0;
- param->rc.i_bitrate = 1000;
+ param->rc.i_rc_method = X264_RC_CRF;
+ param->rc.i_bitrate = 0;
param->rc.f_rate_tolerance = 1.0;
param->rc.i_vbv_max_bitrate = 0;
param->rc.i_vbv_buffer_size = 0;
param->rc.f_vbv_buffer_init = 0.9;
- param->rc.i_qp_constant = 26;
- param->rc.i_rf_constant = 0;
- param->rc.i_qp_min = 10;
- param->rc.i_qp_max = 51;
+ param->rc.i_qp_constant = 23 + QP_BD_OFFSET;
+ param->rc.f_rf_constant = 23;
+ param->rc.i_qp_min = 0;
+ param->rc.i_qp_max = QP_MAX;
param->rc.i_qp_step = 4;
param->rc.f_ip_factor = 1.4;
param->rc.f_pb_factor = 1.3;
+ param->rc.i_aq_mode = X264_AQ_VARIANCE;
+ param->rc.f_aq_strength = 1.0;
+ param->rc.i_lookahead = 40;
param->rc.b_stat_write = 0;
param->rc.psz_stat_out = "x264_2pass.log";
param->rc.b_stat_read = 0;
param->rc.psz_stat_in = "x264_2pass.log";
- param->rc.psz_rc_eq = "blurCplx^(1-qComp)";
param->rc.f_qcompress = 0.6;
param->rc.f_qblur = 0.5;
param->rc.f_complexity_blur = 20;
param->rc.i_zones = 0;
+ param->rc.b_mb_tree = 1;
/* Log */
param->pf_log = x264_log_default;
param->analyse.intra = X264_ANALYSE_I4x4 | X264_ANALYSE_I8x8;
param->analyse.inter = X264_ANALYSE_I4x4 | X264_ANALYSE_I8x8
| X264_ANALYSE_PSUB16x16 | X264_ANALYSE_BSUB16x16;
- param->analyse.i_direct_mv_pred = X264_DIRECT_PRED_TEMPORAL;
+ param->analyse.i_direct_mv_pred = X264_DIRECT_PRED_SPATIAL;
param->analyse.i_me_method = X264_ME_HEX;
+ param->analyse.f_psy_rd = 1.0;
+ param->analyse.b_psy = 1;
+ param->analyse.f_psy_trellis = 0;
param->analyse.i_me_range = 16;
- param->analyse.i_subpel_refine = 5;
+ param->analyse.i_subpel_refine = 7;
+ param->analyse.b_mixed_references = 1;
param->analyse.b_chroma_me = 1;
- param->analyse.i_mv_range = 512;
+ param->analyse.i_mv_range_thread = -1;
+ param->analyse.i_mv_range = -1; // set from level_idc
param->analyse.i_chroma_qp_offset = 0;
- param->analyse.b_psnr = 1;
+ param->analyse.b_fast_pskip = 1;
+ param->analyse.b_weighted_bipred = 1;
+ param->analyse.i_weighted_pred = X264_WEIGHTP_SMART;
+ param->analyse.b_dct_decimate = 1;
+ param->analyse.b_transform_8x8 = 1;
+ param->analyse.i_trellis = 1;
+ param->analyse.i_luma_deadzone[0] = 21;
+ param->analyse.i_luma_deadzone[1] = 11;
+ param->analyse.b_psnr = 0;
+ param->analyse.b_ssim = 0;
param->i_cqm_preset = X264_CQM_FLAT;
- memset( param->cqm_4iy, 16, 16 );
- memset( param->cqm_4ic, 16, 16 );
- memset( param->cqm_4py, 16, 16 );
- memset( param->cqm_4pc, 16, 16 );
- memset( param->cqm_8iy, 16, 64 );
- memset( param->cqm_8py, 16, 64 );
+ memset( param->cqm_4iy, 16, sizeof( param->cqm_4iy ) );
+ memset( param->cqm_4py, 16, sizeof( param->cqm_4py ) );
+ memset( param->cqm_4ic, 16, sizeof( param->cqm_4ic ) );
+ memset( param->cqm_4pc, 16, sizeof( param->cqm_4pc ) );
+ memset( param->cqm_8iy, 16, sizeof( param->cqm_8iy ) );
+ memset( param->cqm_8py, 16, sizeof( param->cqm_8py ) );
+ memset( param->cqm_8ic, 16, sizeof( param->cqm_8ic ) );
+ memset( param->cqm_8pc, 16, sizeof( param->cqm_8pc ) );
+ param->b_repeat_headers = 1;
+ param->b_annexb = 1;
param->b_aud = 0;
+ param->b_vfr_input = 1;
+ param->i_nal_hrd = X264_NAL_HRD_NONE;
+ param->b_tff = 1;
+ param->b_pic_struct = 0;
+ param->b_fake_interlaced = 0;
+ param->i_frame_packing = -1;
+ param->b_opencl = 0;
+ param->i_opencl_device = 0;
+ param->opencl_device_id = NULL;
+ param->psz_clbin_file = NULL;
+}
+
+static int x264_param_apply_preset( x264_param_t *param, const char *preset )
+{
+ char *end;
+ int i = strtol( preset, &end, 10 );
+ if( *end == 0 && i >= 0 && i < sizeof(x264_preset_names)/sizeof(*x264_preset_names)-1 )
+ preset = x264_preset_names[i];
+
+ if( !strcasecmp( preset, "ultrafast" ) )
+ {
+ param->i_frame_reference = 1;
+ param->i_scenecut_threshold = 0;
+ param->b_deblocking_filter = 0;
+ param->b_cabac = 0;
+ param->i_bframe = 0;
+ param->analyse.intra = 0;
+ param->analyse.inter = 0;
+ param->analyse.b_transform_8x8 = 0;
+ param->analyse.i_me_method = X264_ME_DIA;
+ param->analyse.i_subpel_refine = 0;
+ param->rc.i_aq_mode = 0;
+ param->analyse.b_mixed_references = 0;
+ param->analyse.i_trellis = 0;
+ param->i_bframe_adaptive = X264_B_ADAPT_NONE;
+ param->rc.b_mb_tree = 0;
+ param->analyse.i_weighted_pred = X264_WEIGHTP_NONE;
+ param->analyse.b_weighted_bipred = 0;
+ param->rc.i_lookahead = 0;
+ }
+ else if( !strcasecmp( preset, "superfast" ) )
+ {
+ param->analyse.inter = X264_ANALYSE_I8x8|X264_ANALYSE_I4x4;
+ param->analyse.i_me_method = X264_ME_DIA;
+ param->analyse.i_subpel_refine = 1;
+ param->i_frame_reference = 1;
+ param->analyse.b_mixed_references = 0;
+ param->analyse.i_trellis = 0;
+ param->rc.b_mb_tree = 0;
+ param->analyse.i_weighted_pred = X264_WEIGHTP_SIMPLE;
+ param->rc.i_lookahead = 0;
+ }
+ else if( !strcasecmp( preset, "veryfast" ) )
+ {
+ param->analyse.i_me_method = X264_ME_HEX;
+ param->analyse.i_subpel_refine = 2;
+ param->i_frame_reference = 1;
+ param->analyse.b_mixed_references = 0;
+ param->analyse.i_trellis = 0;
+ param->analyse.i_weighted_pred = X264_WEIGHTP_SIMPLE;
+ param->rc.i_lookahead = 10;
+ }
+ else if( !strcasecmp( preset, "faster" ) )
+ {
+ param->analyse.b_mixed_references = 0;
+ param->i_frame_reference = 2;
+ param->analyse.i_subpel_refine = 4;
+ param->analyse.i_weighted_pred = X264_WEIGHTP_SIMPLE;
+ param->rc.i_lookahead = 20;
+ }
+ else if( !strcasecmp( preset, "fast" ) )
+ {
+ param->i_frame_reference = 2;
+ param->analyse.i_subpel_refine = 6;
+ param->analyse.i_weighted_pred = X264_WEIGHTP_SIMPLE;
+ param->rc.i_lookahead = 30;
+ }
+ else if( !strcasecmp( preset, "medium" ) )
+ {
+ /* Default is medium */
+ }
+ else if( !strcasecmp( preset, "slow" ) )
+ {
+ param->analyse.i_me_method = X264_ME_UMH;
+ param->analyse.i_subpel_refine = 8;
+ param->i_frame_reference = 5;
+ param->i_bframe_adaptive = X264_B_ADAPT_TRELLIS;
+ param->analyse.i_direct_mv_pred = X264_DIRECT_PRED_AUTO;
+ param->rc.i_lookahead = 50;
+ }
+ else if( !strcasecmp( preset, "slower" ) )
+ {
+ param->analyse.i_me_method = X264_ME_UMH;
+ param->analyse.i_subpel_refine = 9;
+ param->i_frame_reference = 8;
+ param->i_bframe_adaptive = X264_B_ADAPT_TRELLIS;
+ param->analyse.i_direct_mv_pred = X264_DIRECT_PRED_AUTO;
+ param->analyse.inter |= X264_ANALYSE_PSUB8x8;
+ param->analyse.i_trellis = 2;
+ param->rc.i_lookahead = 60;
+ }
+ else if( !strcasecmp( preset, "veryslow" ) )
+ {
+ param->analyse.i_me_method = X264_ME_UMH;
+ param->analyse.i_subpel_refine = 10;
+ param->analyse.i_me_range = 24;
+ param->i_frame_reference = 16;
+ param->i_bframe_adaptive = X264_B_ADAPT_TRELLIS;
+ param->analyse.i_direct_mv_pred = X264_DIRECT_PRED_AUTO;
+ param->analyse.inter |= X264_ANALYSE_PSUB8x8;
+ param->analyse.i_trellis = 2;
+ param->i_bframe = 8;
+ param->rc.i_lookahead = 60;
+ }
+ else if( !strcasecmp( preset, "placebo" ) )
+ {
+ param->analyse.i_me_method = X264_ME_TESA;
+ param->analyse.i_subpel_refine = 11;
+ param->analyse.i_me_range = 24;
+ param->i_frame_reference = 16;
+ param->i_bframe_adaptive = X264_B_ADAPT_TRELLIS;
+ param->analyse.i_direct_mv_pred = X264_DIRECT_PRED_AUTO;
+ param->analyse.inter |= X264_ANALYSE_PSUB8x8;
+ param->analyse.b_fast_pskip = 0;
+ param->analyse.i_trellis = 2;
+ param->i_bframe = 16;
+ param->rc.i_lookahead = 60;
+ }
+ else
+ {
+ x264_log( NULL, X264_LOG_ERROR, "invalid preset '%s'\n", preset );
+ return -1;
+ }
+ return 0;
+}
+
+static int x264_param_apply_tune( x264_param_t *param, const char *tune )
+{
+ char *tmp = x264_malloc( strlen( tune ) + 1 );
+ if( !tmp )
+ return -1;
+ tmp = strcpy( tmp, tune );
+ char *s = strtok( tmp, ",./-+" );
+ int psy_tuning_used = 0;
+ while( s )
+ {
+ if( !strncasecmp( s, "film", 4 ) )
+ {
+ if( psy_tuning_used++ ) goto psy_failure;
+ param->i_deblocking_filter_alphac0 = -1;
+ param->i_deblocking_filter_beta = -1;
+ param->analyse.f_psy_trellis = 0.15;
+ }
+ else if( !strncasecmp( s, "animation", 9 ) )
+ {
+ if( psy_tuning_used++ ) goto psy_failure;
+ param->i_frame_reference = param->i_frame_reference > 1 ? param->i_frame_reference*2 : 1;
+ param->i_deblocking_filter_alphac0 = 1;
+ param->i_deblocking_filter_beta = 1;
+ param->analyse.f_psy_rd = 0.4;
+ param->rc.f_aq_strength = 0.6;
+ param->i_bframe += 2;
+ }
+ else if( !strncasecmp( s, "grain", 5 ) )
+ {
+ if( psy_tuning_used++ ) goto psy_failure;
+ param->i_deblocking_filter_alphac0 = -2;
+ param->i_deblocking_filter_beta = -2;
+ param->analyse.f_psy_trellis = 0.25;
+ param->analyse.b_dct_decimate = 0;
+ param->rc.f_pb_factor = 1.1;
+ param->rc.f_ip_factor = 1.1;
+ param->rc.f_aq_strength = 0.5;
+ param->analyse.i_luma_deadzone[0] = 6;
+ param->analyse.i_luma_deadzone[1] = 6;
+ param->rc.f_qcompress = 0.8;
+ }
+ else if( !strncasecmp( s, "stillimage", 10 ) )
+ {
+ if( psy_tuning_used++ ) goto psy_failure;
+ param->i_deblocking_filter_alphac0 = -3;
+ param->i_deblocking_filter_beta = -3;
+ param->analyse.f_psy_rd = 2.0;
+ param->analyse.f_psy_trellis = 0.7;
+ param->rc.f_aq_strength = 1.2;
+ }
+ else if( !strncasecmp( s, "psnr", 4 ) )
+ {
+ if( psy_tuning_used++ ) goto psy_failure;
+ param->rc.i_aq_mode = X264_AQ_NONE;
+ param->analyse.b_psy = 0;
+ }
+ else if( !strncasecmp( s, "ssim", 4 ) )
+ {
+ if( psy_tuning_used++ ) goto psy_failure;
+ param->rc.i_aq_mode = X264_AQ_AUTOVARIANCE;
+ param->analyse.b_psy = 0;
+ }
+ else if( !strncasecmp( s, "fastdecode", 10 ) )
+ {
+ param->b_deblocking_filter = 0;
+ param->b_cabac = 0;
+ param->analyse.b_weighted_bipred = 0;
+ param->analyse.i_weighted_pred = X264_WEIGHTP_NONE;
+ }
+ else if( !strncasecmp( s, "zerolatency", 11 ) )
+ {
+ param->rc.i_lookahead = 0;
+ param->i_sync_lookahead = 0;
+ param->i_bframe = 0;
+ param->b_sliced_threads = 1;
+ param->b_vfr_input = 0;
+ param->rc.b_mb_tree = 0;
+ }
+ else if( !strncasecmp( s, "touhou", 6 ) )
+ {
+ if( psy_tuning_used++ ) goto psy_failure;
+ param->i_frame_reference = param->i_frame_reference > 1 ? param->i_frame_reference*2 : 1;
+ param->i_deblocking_filter_alphac0 = -1;
+ param->i_deblocking_filter_beta = -1;
+ param->analyse.f_psy_trellis = 0.2;
+ param->rc.f_aq_strength = 1.3;
+ if( param->analyse.inter & X264_ANALYSE_PSUB16x16 )
+ param->analyse.inter |= X264_ANALYSE_PSUB8x8;
+ }
+ else
+ {
+ x264_log( NULL, X264_LOG_ERROR, "invalid tune '%s'\n", s );
+ x264_free( tmp );
+ return -1;
+ }
+ if( 0 )
+ {
+ psy_failure:
+ x264_log( NULL, X264_LOG_WARNING, "only 1 psy tuning can be used: ignoring tune %s\n", s );
+ }
+ s = strtok( NULL, ",./-+" );
+ }
+ x264_free( tmp );
+ return 0;
+}
+
+int x264_param_default_preset( x264_param_t *param, const char *preset, const char *tune )
+{
+ x264_param_default( param );
+
+ if( preset && x264_param_apply_preset( param, preset ) < 0 )
+ return -1;
+ if( tune && x264_param_apply_tune( param, tune ) < 0 )
+ return -1;
+ return 0;
+}
+
+void x264_param_apply_fastfirstpass( x264_param_t *param )
+{
+ /* Set faster options in case of turbo firstpass. */
+ if( param->rc.b_stat_write && !param->rc.b_stat_read )
+ {
+ param->i_frame_reference = 1;
+ param->analyse.b_transform_8x8 = 0;
+ param->analyse.inter = 0;
+ param->analyse.i_me_method = X264_ME_DIA;
+ param->analyse.i_subpel_refine = X264_MIN( 2, param->analyse.i_subpel_refine );
+ param->analyse.i_trellis = 0;
+ param->analyse.b_fast_pskip = 1;
+ }
+}
+
+static int profile_string_to_int( const char *str )
+{
+ if( !strcasecmp( str, "baseline" ) )
+ return PROFILE_BASELINE;
+ if( !strcasecmp( str, "main" ) )
+ return PROFILE_MAIN;
+ if( !strcasecmp( str, "high" ) )
+ return PROFILE_HIGH;
+ if( !strcasecmp( str, "high10" ) )
+ return PROFILE_HIGH10;
+ if( !strcasecmp( str, "high422" ) )
+ return PROFILE_HIGH422;
+ if( !strcasecmp( str, "high444" ) )
+ return PROFILE_HIGH444_PREDICTIVE;
+ return -1;
+}
+
+int x264_param_apply_profile( x264_param_t *param, const char *profile )
+{
+ if( !profile )
+ return 0;
+
+ int p = profile_string_to_int( profile );
+ if( p < 0 )
+ {
+ x264_log( NULL, X264_LOG_ERROR, "invalid profile: %s\n", profile );
+ return -1;
+ }
+ if( p < PROFILE_HIGH444_PREDICTIVE && ((param->rc.i_rc_method == X264_RC_CQP && param->rc.i_qp_constant <= 0) ||
+ (param->rc.i_rc_method == X264_RC_CRF && (int)(param->rc.f_rf_constant + QP_BD_OFFSET) <= 0)) )
+ {
+ x264_log( NULL, X264_LOG_ERROR, "%s profile doesn't support lossless\n", profile );
+ return -1;
+ }
+ if( p < PROFILE_HIGH444_PREDICTIVE && (param->i_csp & X264_CSP_MASK) >= X264_CSP_I444 )
+ {
+ x264_log( NULL, X264_LOG_ERROR, "%s profile doesn't support 4:4:4\n", profile );
+ return -1;
+ }
+ if( p < PROFILE_HIGH422 && (param->i_csp & X264_CSP_MASK) >= X264_CSP_I422 )
+ {
+ x264_log( NULL, X264_LOG_ERROR, "%s profile doesn't support 4:2:2\n", profile );
+ return -1;
+ }
+ if( p < PROFILE_HIGH10 && BIT_DEPTH > 8 )
+ {
+ x264_log( NULL, X264_LOG_ERROR, "%s profile doesn't support a bit depth of %d\n", profile, BIT_DEPTH );
+ return -1;
+ }
+
+ if( p == PROFILE_BASELINE )
+ {
+ param->analyse.b_transform_8x8 = 0;
+ param->b_cabac = 0;
+ param->i_cqm_preset = X264_CQM_FLAT;
+ param->psz_cqm_file = NULL;
+ param->i_bframe = 0;
+ param->analyse.i_weighted_pred = X264_WEIGHTP_NONE;
+ if( param->b_interlaced )
+ {
+ x264_log( NULL, X264_LOG_ERROR, "baseline profile doesn't support interlacing\n" );
+ return -1;
+ }
+ if( param->b_fake_interlaced )
+ {
+ x264_log( NULL, X264_LOG_ERROR, "baseline profile doesn't support fake interlacing\n" );
+ return -1;
+ }
+ }
+ else if( p == PROFILE_MAIN )
+ {
+ param->analyse.b_transform_8x8 = 0;
+ param->i_cqm_preset = X264_CQM_FLAT;
+ param->psz_cqm_file = NULL;
+ }
+ return 0;
+}
+
+static int parse_enum( const char *arg, const char * const *names, int *dst )
+{
+ for( int i = 0; names[i]; i++ )
+ if( !strcmp( arg, names[i] ) )
+ {
+ *dst = i;
+ return 0;
+ }
+ return -1;
+}
+
+static int parse_cqm( const char *str, uint8_t *cqm, int length )
+{
+ int i = 0;
+ do {
+ int coef;
+ if( !sscanf( str, "%d", &coef ) || coef < 1 || coef > 255 )
+ return -1;
+ cqm[i++] = coef;
+ } while( i < length && (str = strchr( str, ',' )) && str++ );
+ return (i == length) ? 0 : -1;
+}
+
+static int x264_atobool( const char *str, int *b_error )
+{
+ if( !strcmp(str, "1") ||
+ !strcmp(str, "true") ||
+ !strcmp(str, "yes") )
+ return 1;
+ if( !strcmp(str, "0") ||
+ !strcmp(str, "false") ||
+ !strcmp(str, "no") )
+ return 0;
+ *b_error = 1;
+ return 0;
+}
+
+static int x264_atoi( const char *str, int *b_error )
+{
+ char *end;
+ int v = strtol( str, &end, 0 );
+ if( end == str || *end != '\0' )
+ *b_error = 1;
+ return v;
+}
+
+static double x264_atof( const char *str, int *b_error )
+{
+ char *end;
+ double v = strtod( str, &end );
+ if( end == str || *end != '\0' )
+ *b_error = 1;
+ return v;
+}
+
+#define atobool(str) ( name_was_bool = 1, x264_atobool( str, &b_error ) )
+#undef atoi
+#undef atof
+#define atoi(str) x264_atoi( str, &b_error )
+#define atof(str) x264_atof( str, &b_error )
+
+int x264_param_parse( x264_param_t *p, const char *name, const char *value )
+{
+ char *name_buf = NULL;
+ int b_error = 0;
+ int name_was_bool;
+ int value_was_null = !value;
+ int i;
+
+ if( !name )
+ return X264_PARAM_BAD_NAME;
+ if( !value )
+ value = "true";
+
+ if( value[0] == '=' )
+ value++;
+
+ if( strchr( name, '_' ) ) // s/_/-/g
+ {
+ char *c;
+ name_buf = strdup(name);
+ while( (c = strchr( name_buf, '_' )) )
+ *c = '-';
+ name = name_buf;
+ }
+
+ if( (!strncmp( name, "no-", 3 ) && (i = 3)) ||
+ (!strncmp( name, "no", 2 ) && (i = 2)) )
+ {
+ name += i;
+ value = atobool(value) ? "false" : "true";
+ }
+ name_was_bool = 0;
+
+#define OPT(STR) else if( !strcmp( name, STR ) )
+#define OPT2(STR0, STR1) else if( !strcmp( name, STR0 ) || !strcmp( name, STR1 ) )
+ if(0);
+ OPT("asm")
+ {
+ p->cpu = isdigit(value[0]) ? atoi(value) :
+ !strcmp(value, "auto") || atobool(value) ? x264_cpu_detect() : 0;
+ if( b_error )
+ {
+ char *buf = strdup(value);
+ char *tok, UNUSED *saveptr=NULL, *init;
+ b_error = 0;
+ p->cpu = 0;
+ for( init=buf; (tok=strtok_r(init, ",", &saveptr)); init=NULL )
+ {
+ for( i=0; x264_cpu_names[i].flags && strcasecmp(tok, x264_cpu_names[i].name); i++ );
+ p->cpu |= x264_cpu_names[i].flags;
+ if( !x264_cpu_names[i].flags )
+ b_error = 1;
+ }
+ free( buf );
+ if( (p->cpu&X264_CPU_SSSE3) && !(p->cpu&X264_CPU_SSE2_IS_SLOW) )
+ p->cpu |= X264_CPU_SSE2_IS_FAST;
+ }
+ }
+ OPT("threads")
+ {
+ if( !strcmp(value, "auto") )
+ p->i_threads = X264_THREADS_AUTO;
+ else
+ p->i_threads = atoi(value);
+ }
+ OPT("lookahead-threads")
+ {
+ if( !strcmp(value, "auto") )
+ p->i_lookahead_threads = X264_THREADS_AUTO;
+ else
+ p->i_lookahead_threads = atoi(value);
+ }
+ OPT("sliced-threads")
+ p->b_sliced_threads = atobool(value);
+ OPT("sync-lookahead")
+ {
+ if( !strcmp(value, "auto") )
+ p->i_sync_lookahead = X264_SYNC_LOOKAHEAD_AUTO;
+ else
+ p->i_sync_lookahead = atoi(value);
+ }
+ OPT2("deterministic", "n-deterministic")
+ p->b_deterministic = atobool(value);
+ OPT("cpu-independent")
+ p->b_cpu_independent = atobool(value);
+ OPT2("level", "level-idc")
+ {
+ if( !strcmp(value, "1b") )
+ p->i_level_idc = 9;
+ else if( atof(value) < 6 )
+ p->i_level_idc = (int)(10*atof(value)+.5);
+ else
+ p->i_level_idc = atoi(value);
+ }
+ OPT("bluray-compat")
+ p->b_bluray_compat = atobool(value);
+ OPT("sar")
+ {
+ b_error = ( 2 != sscanf( value, "%d:%d", &p->vui.i_sar_width, &p->vui.i_sar_height ) &&
+ 2 != sscanf( value, "%d/%d", &p->vui.i_sar_width, &p->vui.i_sar_height ) );
+ }
+ OPT("overscan")
+ b_error |= parse_enum( value, x264_overscan_names, &p->vui.i_overscan );
+ OPT("videoformat")
+ b_error |= parse_enum( value, x264_vidformat_names, &p->vui.i_vidformat );
+ OPT("fullrange")
+ b_error |= parse_enum( value, x264_fullrange_names, &p->vui.b_fullrange );
+ OPT("colorprim")
+ b_error |= parse_enum( value, x264_colorprim_names, &p->vui.i_colorprim );
+ OPT("transfer")
+ b_error |= parse_enum( value, x264_transfer_names, &p->vui.i_transfer );
+ OPT("colormatrix")
+ b_error |= parse_enum( value, x264_colmatrix_names, &p->vui.i_colmatrix );
+ OPT("chromaloc")
+ {
+ p->vui.i_chroma_loc = atoi(value);
+ b_error = ( p->vui.i_chroma_loc < 0 || p->vui.i_chroma_loc > 5 );
+ }
+ OPT("fps")
+ {
+ if( sscanf( value, "%u/%u", &p->i_fps_num, &p->i_fps_den ) == 2 )
+ ;
+ else
+ {
+ float fps = atof(value);
+ if( fps > 0 && fps <= INT_MAX/1000 )
+ {
+ p->i_fps_num = (int)(fps * 1000 + .5);
+ p->i_fps_den = 1000;
+ }
+ else
+ {
+ p->i_fps_num = atoi(value);
+ p->i_fps_den = 1;
+ }
+ }
+ }
+ OPT2("ref", "frameref")
+ p->i_frame_reference = atoi(value);
+ OPT("dpb-size")
+ p->i_dpb_size = atoi(value);
+ OPT("keyint")
+ {
+ if( strstr( value, "infinite" ) )
+ p->i_keyint_max = X264_KEYINT_MAX_INFINITE;
+ else
+ p->i_keyint_max = atoi(value);
+ }
+ OPT2("min-keyint", "keyint-min")
+ {
+ p->i_keyint_min = atoi(value);
+ if( p->i_keyint_max < p->i_keyint_min )
+ p->i_keyint_max = p->i_keyint_min;
+ }
+ OPT("scenecut")
+ {
+ p->i_scenecut_threshold = atobool(value);
+ if( b_error || p->i_scenecut_threshold )
+ {
+ b_error = 0;
+ p->i_scenecut_threshold = atoi(value);
+ }
+ }
+ OPT("intra-refresh")
+ p->b_intra_refresh = atobool(value);
+ OPT("bframes")
+ p->i_bframe = atoi(value);
+ OPT("b-adapt")
+ {
+ p->i_bframe_adaptive = atobool(value);
+ if( b_error )
+ {
+ b_error = 0;
+ p->i_bframe_adaptive = atoi(value);
+ }
+ }
+ OPT("b-bias")
+ p->i_bframe_bias = atoi(value);
+ OPT("b-pyramid")
+ {
+ b_error |= parse_enum( value, x264_b_pyramid_names, &p->i_bframe_pyramid );
+ if( b_error )
+ {
+ b_error = 0;
+ p->i_bframe_pyramid = atoi(value);
+ }
+ }
+ OPT("open-gop")
+ p->b_open_gop = atobool(value);
+ OPT("nf")
+ p->b_deblocking_filter = !atobool(value);
+ OPT2("filter", "deblock")
+ {
+ if( 2 == sscanf( value, "%d:%d", &p->i_deblocking_filter_alphac0, &p->i_deblocking_filter_beta ) ||
+ 2 == sscanf( value, "%d,%d", &p->i_deblocking_filter_alphac0, &p->i_deblocking_filter_beta ) )
+ {
+ p->b_deblocking_filter = 1;
+ }
+ else if( sscanf( value, "%d", &p->i_deblocking_filter_alphac0 ) )
+ {
+ p->b_deblocking_filter = 1;
+ p->i_deblocking_filter_beta = p->i_deblocking_filter_alphac0;
+ }
+ else
+ p->b_deblocking_filter = atobool(value);
+ }
+ OPT("slice-max-size")
+ p->i_slice_max_size = atoi(value);
+ OPT("slice-max-mbs")
+ p->i_slice_max_mbs = atoi(value);
+ OPT("slice-min-mbs")
+ p->i_slice_min_mbs = atoi(value);
+ OPT("slices")
+ p->i_slice_count = atoi(value);
+ OPT("slices-max")
+ p->i_slice_count_max = atoi(value);
+ OPT("cabac")
+ p->b_cabac = atobool(value);
+ OPT("cabac-idc")
+ p->i_cabac_init_idc = atoi(value);
+ OPT("interlaced")
+ p->b_interlaced = atobool(value);
+ OPT("tff")
+ p->b_interlaced = p->b_tff = atobool(value);
+ OPT("bff")
+ {
+ p->b_interlaced = atobool(value);
+ p->b_tff = !p->b_interlaced;
+ }
+ OPT("constrained-intra")
+ p->b_constrained_intra = atobool(value);
+ OPT("cqm")
+ {
+ if( strstr( value, "flat" ) )
+ p->i_cqm_preset = X264_CQM_FLAT;
+ else if( strstr( value, "jvt" ) )
+ p->i_cqm_preset = X264_CQM_JVT;
+ else
+ p->psz_cqm_file = strdup(value);
+ }
+ OPT("cqmfile")
+ p->psz_cqm_file = strdup(value);
+ OPT("cqm4")
+ {
+ p->i_cqm_preset = X264_CQM_CUSTOM;
+ b_error |= parse_cqm( value, p->cqm_4iy, 16 );
+ b_error |= parse_cqm( value, p->cqm_4py, 16 );
+ b_error |= parse_cqm( value, p->cqm_4ic, 16 );
+ b_error |= parse_cqm( value, p->cqm_4pc, 16 );
+ }
+ OPT("cqm8")
+ {
+ p->i_cqm_preset = X264_CQM_CUSTOM;
+ b_error |= parse_cqm( value, p->cqm_8iy, 64 );
+ b_error |= parse_cqm( value, p->cqm_8py, 64 );
+ b_error |= parse_cqm( value, p->cqm_8ic, 64 );
+ b_error |= parse_cqm( value, p->cqm_8pc, 64 );
+ }
+ OPT("cqm4i")
+ {
+ p->i_cqm_preset = X264_CQM_CUSTOM;
+ b_error |= parse_cqm( value, p->cqm_4iy, 16 );
+ b_error |= parse_cqm( value, p->cqm_4ic, 16 );
+ }
+ OPT("cqm4p")
+ {
+ p->i_cqm_preset = X264_CQM_CUSTOM;
+ b_error |= parse_cqm( value, p->cqm_4py, 16 );
+ b_error |= parse_cqm( value, p->cqm_4pc, 16 );
+ }
+ OPT("cqm4iy")
+ {
+ p->i_cqm_preset = X264_CQM_CUSTOM;
+ b_error |= parse_cqm( value, p->cqm_4iy, 16 );
+ }
+ OPT("cqm4ic")
+ {
+ p->i_cqm_preset = X264_CQM_CUSTOM;
+ b_error |= parse_cqm( value, p->cqm_4ic, 16 );
+ }
+ OPT("cqm4py")
+ {
+ p->i_cqm_preset = X264_CQM_CUSTOM;
+ b_error |= parse_cqm( value, p->cqm_4py, 16 );
+ }
+ OPT("cqm4pc")
+ {
+ p->i_cqm_preset = X264_CQM_CUSTOM;
+ b_error |= parse_cqm( value, p->cqm_4pc, 16 );
+ }
+ OPT("cqm8i")
+ {
+ p->i_cqm_preset = X264_CQM_CUSTOM;
+ b_error |= parse_cqm( value, p->cqm_8iy, 64 );
+ b_error |= parse_cqm( value, p->cqm_8ic, 64 );
+ }
+ OPT("cqm8p")
+ {
+ p->i_cqm_preset = X264_CQM_CUSTOM;
+ b_error |= parse_cqm( value, p->cqm_8py, 64 );
+ b_error |= parse_cqm( value, p->cqm_8pc, 64 );
+ }
+ OPT("log")
+ p->i_log_level = atoi(value);
+#if HAVE_VISUALIZE
+ OPT("visualize")
+ p->b_visualize = atobool(value);
+#endif
+ OPT("dump-yuv")
+ p->psz_dump_yuv = strdup(value);
+ OPT2("analyse", "partitions")
+ {
+ p->analyse.inter = 0;
+ if( strstr( value, "none" ) ) p->analyse.inter = 0;
+ if( strstr( value, "all" ) ) p->analyse.inter = ~0;
+
+ if( strstr( value, "i4x4" ) ) p->analyse.inter |= X264_ANALYSE_I4x4;
+ if( strstr( value, "i8x8" ) ) p->analyse.inter |= X264_ANALYSE_I8x8;
+ if( strstr( value, "p8x8" ) ) p->analyse.inter |= X264_ANALYSE_PSUB16x16;
+ if( strstr( value, "p4x4" ) ) p->analyse.inter |= X264_ANALYSE_PSUB8x8;
+ if( strstr( value, "b8x8" ) ) p->analyse.inter |= X264_ANALYSE_BSUB16x16;
+ }
+ OPT("8x8dct")
+ p->analyse.b_transform_8x8 = atobool(value);
+ OPT2("weightb", "weight-b")
+ p->analyse.b_weighted_bipred = atobool(value);
+ OPT("weightp")
+ p->analyse.i_weighted_pred = atoi(value);
+ OPT2("direct", "direct-pred")
+ b_error |= parse_enum( value, x264_direct_pred_names, &p->analyse.i_direct_mv_pred );
+ OPT("chroma-qp-offset")
+ p->analyse.i_chroma_qp_offset = atoi(value);
+ OPT("me")
+ b_error |= parse_enum( value, x264_motion_est_names, &p->analyse.i_me_method );
+ OPT2("merange", "me-range")
+ p->analyse.i_me_range = atoi(value);
+ OPT2("mvrange", "mv-range")
+ p->analyse.i_mv_range = atoi(value);
+ OPT2("mvrange-thread", "mv-range-thread")
+ p->analyse.i_mv_range_thread = atoi(value);
+ OPT2("subme", "subq")
+ p->analyse.i_subpel_refine = atoi(value);
+ OPT("psy-rd")
+ {
+ if( 2 == sscanf( value, "%f:%f", &p->analyse.f_psy_rd, &p->analyse.f_psy_trellis ) ||
+ 2 == sscanf( value, "%f,%f", &p->analyse.f_psy_rd, &p->analyse.f_psy_trellis ) ||
+ 2 == sscanf( value, "%f|%f", &p->analyse.f_psy_rd, &p->analyse.f_psy_trellis ))
+ { }
+ else if( sscanf( value, "%f", &p->analyse.f_psy_rd ) )
+ {
+ p->analyse.f_psy_trellis = 0;
+ }
+ else
+ {
+ p->analyse.f_psy_rd = 0;
+ p->analyse.f_psy_trellis = 0;
+ }
+ }
+ OPT("psy")
+ p->analyse.b_psy = atobool(value);
+ OPT("chroma-me")
+ p->analyse.b_chroma_me = atobool(value);
+ OPT("mixed-refs")
+ p->analyse.b_mixed_references = atobool(value);
+ OPT("trellis")
+ p->analyse.i_trellis = atoi(value);
+ OPT("fast-pskip")
+ p->analyse.b_fast_pskip = atobool(value);
+ OPT("dct-decimate")
+ p->analyse.b_dct_decimate = atobool(value);
+ OPT("deadzone-inter")
+ p->analyse.i_luma_deadzone[0] = atoi(value);
+ OPT("deadzone-intra")
+ p->analyse.i_luma_deadzone[1] = atoi(value);
+ OPT("nr")
+ p->analyse.i_noise_reduction = atoi(value);
+ OPT("bitrate")
+ {
+ p->rc.i_bitrate = atoi(value);
+ p->rc.i_rc_method = X264_RC_ABR;
+ }
+ OPT2("qp", "qp_constant")
+ {
+ p->rc.i_qp_constant = atoi(value);
+ p->rc.i_rc_method = X264_RC_CQP;
+ }
+ OPT("crf")
+ {
+ p->rc.f_rf_constant = atof(value);
+ p->rc.i_rc_method = X264_RC_CRF;
+ }
+ OPT("crf-max")
+ p->rc.f_rf_constant_max = atof(value);
+ OPT("rc-lookahead")
+ p->rc.i_lookahead = atoi(value);
+ OPT2("qpmin", "qp-min")
+ p->rc.i_qp_min = atoi(value);
+ OPT2("qpmax", "qp-max")
+ p->rc.i_qp_max = atoi(value);
+ OPT2("qpstep", "qp-step")
+ p->rc.i_qp_step = atoi(value);
+ OPT("ratetol")
+ p->rc.f_rate_tolerance = !strncmp("inf", value, 3) ? 1e9 : atof(value);
+ OPT("vbv-maxrate")
+ p->rc.i_vbv_max_bitrate = atoi(value);
+ OPT("vbv-bufsize")
+ p->rc.i_vbv_buffer_size = atoi(value);
+ OPT("vbv-init")
+ p->rc.f_vbv_buffer_init = atof(value);
+ OPT2("ipratio", "ip-factor")
+ p->rc.f_ip_factor = atof(value);
+ OPT2("pbratio", "pb-factor")
+ p->rc.f_pb_factor = atof(value);
+ OPT("aq-mode")
+ p->rc.i_aq_mode = atoi(value);
+ OPT("aq-strength")
+ p->rc.f_aq_strength = atof(value);
+ OPT("pass")
+ {
+ int pass = x264_clip3( atoi(value), 0, 3 );
+ p->rc.b_stat_write = pass & 1;
+ p->rc.b_stat_read = pass & 2;
+ }
+ OPT("stats")
+ {
+ p->rc.psz_stat_in = strdup(value);
+ p->rc.psz_stat_out = strdup(value);
+ }
+ OPT("qcomp")
+ p->rc.f_qcompress = atof(value);
+ OPT("mbtree")
+ p->rc.b_mb_tree = atobool(value);
+ OPT("qblur")
+ p->rc.f_qblur = atof(value);
+ OPT2("cplxblur", "cplx-blur")
+ p->rc.f_complexity_blur = atof(value);
+ OPT("zones")
+ p->rc.psz_zones = strdup(value);
+ OPT("crop-rect")
+ b_error |= sscanf( value, "%u,%u,%u,%u", &p->crop_rect.i_left, &p->crop_rect.i_top,
+ &p->crop_rect.i_right, &p->crop_rect.i_bottom ) != 4;
+ OPT("psnr")
+ p->analyse.b_psnr = atobool(value);
+ OPT("ssim")
+ p->analyse.b_ssim = atobool(value);
+ OPT("aud")
+ p->b_aud = atobool(value);
+ OPT("sps-id")
+ p->i_sps_id = atoi(value);
+ OPT("global-header")
+ p->b_repeat_headers = !atobool(value);
+ OPT("repeat-headers")
+ p->b_repeat_headers = atobool(value);
+ OPT("annexb")
+ p->b_annexb = atobool(value);
+ OPT("force-cfr")
+ p->b_vfr_input = !atobool(value);
+ OPT("nal-hrd")
+ b_error |= parse_enum( value, x264_nal_hrd_names, &p->i_nal_hrd );
+ OPT("pic-struct")
+ p->b_pic_struct = atobool(value);
+ OPT("fake-interlaced")
+ p->b_fake_interlaced = atobool(value);
+ OPT("frame-packing")
+ p->i_frame_packing = atoi(value);
+ OPT("stitchable")
+ p->b_stitchable = atobool(value);
+ OPT("opencl")
+ p->b_opencl = atobool( value );
+ OPT("opencl-clbin")
+ p->psz_clbin_file = strdup( value );
+ OPT("opencl-device")
+ p->i_opencl_device = atoi( value );
+ else
+ return X264_PARAM_BAD_NAME;
+#undef OPT
+#undef OPT2
+#undef atobool
+#undef atoi
+#undef atof
+
+ if( name_buf )
+ free( name_buf );
+
+ b_error |= value_was_null && !name_was_bool;
+ return b_error ? X264_PARAM_BAD_VALUE : 0;
}
/****************************************************************************
****************************************************************************/
void x264_log( x264_t *h, int i_level, const char *psz_fmt, ... )
{
- if( i_level <= h->param.i_log_level )
+ if( !h || i_level <= h->param.i_log_level )
{
va_list arg;
va_start( arg, psz_fmt );
- h->param.pf_log( h->param.p_log_private, i_level, psz_fmt, arg );
+ if( !h )
+ x264_log_default( NULL, i_level, psz_fmt, arg );
+ else
+ h->param.pf_log( h->param.p_log_private, i_level, psz_fmt, arg );
va_end( arg );
}
}
}
/****************************************************************************
- * x264_picture_alloc:
+ * x264_picture_init:
****************************************************************************/
-void x264_picture_alloc( x264_picture_t *pic, int i_csp, int i_width, int i_height )
+void x264_picture_init( x264_picture_t *pic )
{
- pic->i_type = X264_TYPE_AUTO;
- pic->i_qpplus1 = 0;
- pic->img.i_csp = i_csp;
- switch( i_csp & X264_CSP_MASK )
- {
- case X264_CSP_I420:
- case X264_CSP_YV12:
- pic->img.i_plane = 3;
- pic->img.plane[0] = x264_malloc( 3 * i_width * i_height / 2 );
- pic->img.plane[1] = pic->img.plane[0] + i_width * i_height;
- pic->img.plane[2] = pic->img.plane[1] + i_width * i_height / 4;
- pic->img.i_stride[0] = i_width;
- pic->img.i_stride[1] = i_width / 2;
- pic->img.i_stride[2] = i_width / 2;
- break;
-
- case X264_CSP_I422:
- pic->img.i_plane = 3;
- pic->img.plane[0] = x264_malloc( 2 * i_width * i_height );
- pic->img.plane[1] = pic->img.plane[0] + i_width * i_height;
- pic->img.plane[2] = pic->img.plane[1] + i_width * i_height / 2;
- pic->img.i_stride[0] = i_width;
- pic->img.i_stride[1] = i_width / 2;
- pic->img.i_stride[2] = i_width / 2;
- break;
-
- case X264_CSP_I444:
- pic->img.i_plane = 3;
- pic->img.plane[0] = x264_malloc( 3 * i_width * i_height );
- pic->img.plane[1] = pic->img.plane[0] + i_width * i_height;
- pic->img.plane[2] = pic->img.plane[1] + i_width * i_height;
- pic->img.i_stride[0] = i_width;
- pic->img.i_stride[1] = i_width;
- pic->img.i_stride[2] = i_width;
- break;
-
- case X264_CSP_YUYV:
- pic->img.i_plane = 1;
- pic->img.plane[0] = x264_malloc( 2 * i_width * i_height );
- pic->img.i_stride[0] = 2 * i_width;
- break;
-
- case X264_CSP_RGB:
- case X264_CSP_BGR:
- pic->img.i_plane = 1;
- pic->img.plane[0] = x264_malloc( 3 * i_width * i_height );
- pic->img.i_stride[0] = 3 * i_width;
- break;
-
- case X264_CSP_BGRA:
- pic->img.i_plane = 1;
- pic->img.plane[0] = x264_malloc( 4 * i_width * i_height );
- pic->img.i_stride[0] = 4 * i_width;
- break;
-
- default:
- fprintf( stderr, "invalid CSP\n" );
- pic->img.i_plane = 0;
- break;
- }
-}
-
-/****************************************************************************
- * x264_picture_clean:
- ****************************************************************************/
-void x264_picture_clean( x264_picture_t *pic )
-{
- x264_free( pic->img.plane[0] );
-
- /* just to be safe */
memset( pic, 0, sizeof( x264_picture_t ) );
+ pic->i_type = X264_TYPE_AUTO;
+ pic->i_qpplus1 = X264_QP_AUTO;
+ pic->i_pic_struct = PIC_STRUCT_AUTO;
}
/****************************************************************************
- * x264_nal_encode:
+ * x264_picture_alloc:
****************************************************************************/
-int x264_nal_encode( void *p_data, int *pi_data, int b_annexeb, x264_nal_t *nal )
+int x264_picture_alloc( x264_picture_t *pic, int i_csp, int i_width, int i_height )
{
- uint8_t *dst = p_data;
- uint8_t *src = nal->p_payload;
- uint8_t *end = &nal->p_payload[nal->i_payload];
-
- int i_count = 0;
-
- /* FIXME this code doesn't check overflow */
-
- if( b_annexeb )
+ typedef struct
{
- /* long nal start code (we always use long ones)*/
- *dst++ = 0x00;
- *dst++ = 0x00;
- *dst++ = 0x00;
- *dst++ = 0x01;
- }
+ int planes;
+ int width_fix8[3];
+ int height_fix8[3];
+ } x264_csp_tab_t;
- /* nal header */
- *dst++ = ( 0x00 << 7 ) | ( nal->i_ref_idc << 5 ) | nal->i_type;
+ static const x264_csp_tab_t x264_csp_tab[] =
+ {
+ [X264_CSP_I420] = { 3, { 256*1, 256/2, 256/2 }, { 256*1, 256/2, 256/2 } },
+ [X264_CSP_YV12] = { 3, { 256*1, 256/2, 256/2 }, { 256*1, 256/2, 256/2 } },
+ [X264_CSP_NV12] = { 2, { 256*1, 256*1 }, { 256*1, 256/2 }, },
+ [X264_CSP_I422] = { 3, { 256*1, 256/2, 256/2 }, { 256*1, 256*1, 256*1 } },
+ [X264_CSP_YV16] = { 3, { 256*1, 256/2, 256/2 }, { 256*1, 256*1, 256*1 } },
+ [X264_CSP_NV16] = { 2, { 256*1, 256*1 }, { 256*1, 256*1 }, },
+ [X264_CSP_I444] = { 3, { 256*1, 256*1, 256*1 }, { 256*1, 256*1, 256*1 } },
+ [X264_CSP_YV24] = { 3, { 256*1, 256*1, 256*1 }, { 256*1, 256*1, 256*1 } },
+ [X264_CSP_BGR] = { 1, { 256*3 }, { 256*1 }, },
+ [X264_CSP_BGRA] = { 1, { 256*4 }, { 256*1 }, },
+ [X264_CSP_RGB] = { 1, { 256*3 }, { 256*1 }, },
+ };
- while( src < end )
+ int csp = i_csp & X264_CSP_MASK;
+ if( csp <= X264_CSP_NONE || csp >= X264_CSP_MAX )
+ return -1;
+ x264_picture_init( pic );
+ pic->img.i_csp = i_csp;
+ pic->img.i_plane = x264_csp_tab[csp].planes;
+ int depth_factor = i_csp & X264_CSP_HIGH_DEPTH ? 2 : 1;
+ int plane_offset[3] = {0};
+ int frame_size = 0;
+ for( int i = 0; i < pic->img.i_plane; i++ )
{
- if( i_count == 2 && *src <= 0x03 )
- {
- *dst++ = 0x03;
- i_count = 0;
- }
- if( *src == 0 )
- {
- i_count++;
- }
- else
- {
- i_count = 0;
- }
- *dst++ = *src++;
+ int stride = (((int64_t)i_width * x264_csp_tab[csp].width_fix8[i]) >> 8) * depth_factor;
+ int plane_size = (((int64_t)i_height * x264_csp_tab[csp].height_fix8[i]) >> 8) * stride;
+ pic->img.i_stride[i] = stride;
+ plane_offset[i] = frame_size;
+ frame_size += plane_size;
}
- *pi_data = dst - (uint8_t*)p_data;
-
- return *pi_data;
+ pic->img.plane[0] = x264_malloc( frame_size );
+ if( !pic->img.plane[0] )
+ return -1;
+ for( int i = 1; i < pic->img.i_plane; i++ )
+ pic->img.plane[i] = pic->img.plane[0] + plane_offset[i];
+ return 0;
}
/****************************************************************************
- * x264_nal_decode:
+ * x264_picture_clean:
****************************************************************************/
-int x264_nal_decode( x264_nal_t *nal, void *p_data, int i_data )
+void x264_picture_clean( x264_picture_t *pic )
{
- uint8_t *src = p_data;
- uint8_t *end = &src[i_data];
- uint8_t *dst = nal->p_payload;
-
- nal->i_type = src[0]&0x1f;
- nal->i_ref_idc = (src[0] >> 5)&0x03;
-
- src++;
-
- while( src < end )
- {
- if( src < end - 3 && src[0] == 0x00 && src[1] == 0x00 && src[2] == 0x03 )
- {
- *dst++ = 0x00;
- *dst++ = 0x00;
-
- src += 3;
- continue;
- }
- *dst++ = *src++;
- }
+ x264_free( pic->img.plane[0] );
- nal->i_payload = dst - (uint8_t*)p_data;
- return 0;
+ /* just to be safe */
+ memset( pic, 0, sizeof( x264_picture_t ) );
}
-
-
/****************************************************************************
* x264_malloc:
****************************************************************************/
void *x264_malloc( int i_size )
{
-#ifdef SYS_MACOSX
- /* Mac OS X always returns 16 bytes aligned memory */
- return malloc( i_size );
-#elif defined( HAVE_MALLOC_H )
- return memalign( 16, i_size );
+ uint8_t *align_buf = NULL;
+#if HAVE_MALLOC_H
+ align_buf = memalign( NATIVE_ALIGN, i_size );
#else
- uint8_t * buf;
- uint8_t * align_buf;
- buf = (uint8_t *) malloc( i_size + 15 + sizeof( void ** ) +
- sizeof( int ) );
- align_buf = buf + 15 + sizeof( void ** ) + sizeof( int );
- align_buf -= (long) align_buf & 15;
- *( (void **) ( align_buf - sizeof( void ** ) ) ) = buf;
- *( (int *) ( align_buf - sizeof( void ** ) - sizeof( int ) ) ) = i_size;
- return align_buf;
+ uint8_t *buf = malloc( i_size + (NATIVE_ALIGN-1) + sizeof(void **) );
+ if( buf )
+ {
+ align_buf = buf + (NATIVE_ALIGN-1) + sizeof(void **);
+ align_buf -= (intptr_t) align_buf & (NATIVE_ALIGN-1);
+ *( (void **) ( align_buf - sizeof(void **) ) ) = buf;
+ }
#endif
+ if( !align_buf )
+ x264_log( NULL, X264_LOG_ERROR, "malloc of size %d failed\n", i_size );
+ return align_buf;
}
/****************************************************************************
{
if( p )
{
-#if defined( HAVE_MALLOC_H ) || defined( SYS_MACOSX )
+#if HAVE_MALLOC_H
free( p );
#else
free( *( ( ( void **) p ) - 1 ) );
}
/****************************************************************************
- * x264_realloc:
+ * x264_reduce_fraction:
****************************************************************************/
-void *x264_realloc( void *p, int i_size )
-{
-#ifdef HAVE_MALLOC_H
- return realloc( p, i_size );
-#else
- int i_old_size = 0;
- uint8_t * p_new;
- if( p )
- {
- i_old_size = *( (int*) ( (uint8_t*) p ) - sizeof( void ** ) -
- sizeof( int ) );
- }
- p_new = x264_malloc( i_size );
- if( i_old_size > 0 && i_size > 0 )
- {
- memcpy( p_new, p, ( i_old_size < i_size ) ? i_old_size : i_size );
- }
- x264_free( p );
- return p_new;
-#endif
+#define REDUCE_FRACTION( name, type )\
+void name( type *n, type *d )\
+{ \
+ type a = *n; \
+ type b = *d; \
+ type c; \
+ if( !a || !b ) \
+ return; \
+ c = a % b; \
+ while( c ) \
+ { \
+ a = b; \
+ b = c; \
+ c = a % b; \
+ } \
+ *n /= b; \
+ *d /= b; \
}
+REDUCE_FRACTION( x264_reduce_fraction , uint32_t )
+REDUCE_FRACTION( x264_reduce_fraction64, uint64_t )
+
/****************************************************************************
* x264_slurp_file:
****************************************************************************/
char *x264_slurp_file( const char *filename )
{
int b_error = 0;
- int i_size;
+ size_t i_size;
char *buf;
FILE *fh = fopen( filename, "rb" );
if( !fh )
b_error |= ( i_size = ftell( fh ) ) <= 0;
b_error |= fseek( fh, 0, SEEK_SET ) < 0;
if( b_error )
- return NULL;
+ goto error;
buf = x264_malloc( i_size+2 );
- if( buf == NULL )
- return NULL;
+ if( !buf )
+ goto error;
b_error |= fread( buf, 1, i_size, fh ) != i_size;
if( buf[i_size-1] != '\n' )
buf[i_size++] = '\n';
return NULL;
}
return buf;
+error:
+ fclose( fh );
+ return NULL;
}
+
+/****************************************************************************
+ * x264_param2string:
+ ****************************************************************************/
+char *x264_param2string( x264_param_t *p, int b_res )
+{
+ int len = 1000;
+ char *buf, *s;
+ if( p->rc.psz_zones )
+ len += strlen(p->rc.psz_zones);
+ buf = s = x264_malloc( len );
+ if( !buf )
+ return NULL;
+
+ if( b_res )
+ {
+ s += sprintf( s, "%dx%d ", p->i_width, p->i_height );
+ s += sprintf( s, "fps=%u/%u ", p->i_fps_num, p->i_fps_den );
+ s += sprintf( s, "timebase=%u/%u ", p->i_timebase_num, p->i_timebase_den );
+ s += sprintf( s, "bitdepth=%d ", BIT_DEPTH );
+ }
+
+ if( p->b_opencl )
+ s += sprintf( s, "opencl=%d ", p->b_opencl );
+ s += sprintf( s, "cabac=%d", p->b_cabac );
+ s += sprintf( s, " ref=%d", p->i_frame_reference );
+ s += sprintf( s, " deblock=%d:%d:%d", p->b_deblocking_filter,
+ p->i_deblocking_filter_alphac0, p->i_deblocking_filter_beta );
+ s += sprintf( s, " analyse=%#x:%#x", p->analyse.intra, p->analyse.inter );
+ s += sprintf( s, " me=%s", x264_motion_est_names[ p->analyse.i_me_method ] );
+ s += sprintf( s, " subme=%d", p->analyse.i_subpel_refine );
+ s += sprintf( s, " psy=%d", p->analyse.b_psy );
+ if( p->analyse.b_psy )
+ s += sprintf( s, " psy_rd=%.2f:%.2f", p->analyse.f_psy_rd, p->analyse.f_psy_trellis );
+ s += sprintf( s, " mixed_ref=%d", p->analyse.b_mixed_references );
+ s += sprintf( s, " me_range=%d", p->analyse.i_me_range );
+ s += sprintf( s, " chroma_me=%d", p->analyse.b_chroma_me );
+ s += sprintf( s, " trellis=%d", p->analyse.i_trellis );
+ s += sprintf( s, " 8x8dct=%d", p->analyse.b_transform_8x8 );
+ s += sprintf( s, " cqm=%d", p->i_cqm_preset );
+ s += sprintf( s, " deadzone=%d,%d", p->analyse.i_luma_deadzone[0], p->analyse.i_luma_deadzone[1] );
+ s += sprintf( s, " fast_pskip=%d", p->analyse.b_fast_pskip );
+ s += sprintf( s, " chroma_qp_offset=%d", p->analyse.i_chroma_qp_offset );
+ s += sprintf( s, " threads=%d", p->i_threads );
+ s += sprintf( s, " lookahead_threads=%d", p->i_lookahead_threads );
+ s += sprintf( s, " sliced_threads=%d", p->b_sliced_threads );
+ if( p->i_slice_count )
+ s += sprintf( s, " slices=%d", p->i_slice_count );
+ if( p->i_slice_count_max )
+ s += sprintf( s, " slices_max=%d", p->i_slice_count_max );
+ if( p->i_slice_max_size )
+ s += sprintf( s, " slice_max_size=%d", p->i_slice_max_size );
+ if( p->i_slice_max_mbs )
+ s += sprintf( s, " slice_max_mbs=%d", p->i_slice_max_mbs );
+ if( p->i_slice_min_mbs )
+ s += sprintf( s, " slice_min_mbs=%d", p->i_slice_min_mbs );
+ s += sprintf( s, " nr=%d", p->analyse.i_noise_reduction );
+ s += sprintf( s, " decimate=%d", p->analyse.b_dct_decimate );
+ s += sprintf( s, " interlaced=%s", p->b_interlaced ? p->b_tff ? "tff" : "bff" : p->b_fake_interlaced ? "fake" : "0" );
+ s += sprintf( s, " bluray_compat=%d", p->b_bluray_compat );
+ if( p->b_stitchable )
+ s += sprintf( s, " stitchable=%d", p->b_stitchable );
+
+ s += sprintf( s, " constrained_intra=%d", p->b_constrained_intra );
+
+ s += sprintf( s, " bframes=%d", p->i_bframe );
+ if( p->i_bframe )
+ {
+ s += sprintf( s, " b_pyramid=%d b_adapt=%d b_bias=%d direct=%d weightb=%d open_gop=%d",
+ p->i_bframe_pyramid, p->i_bframe_adaptive, p->i_bframe_bias,
+ p->analyse.i_direct_mv_pred, p->analyse.b_weighted_bipred, p->b_open_gop );
+ }
+ s += sprintf( s, " weightp=%d", p->analyse.i_weighted_pred > 0 ? p->analyse.i_weighted_pred : 0 );
+
+ if( p->i_keyint_max == X264_KEYINT_MAX_INFINITE )
+ s += sprintf( s, " keyint=infinite" );
+ else
+ s += sprintf( s, " keyint=%d", p->i_keyint_max );
+ s += sprintf( s, " keyint_min=%d scenecut=%d intra_refresh=%d",
+ p->i_keyint_min, p->i_scenecut_threshold, p->b_intra_refresh );
+
+ if( p->rc.b_mb_tree || p->rc.i_vbv_buffer_size )
+ s += sprintf( s, " rc_lookahead=%d", p->rc.i_lookahead );
+
+ s += sprintf( s, " rc=%s mbtree=%d", p->rc.i_rc_method == X264_RC_ABR ?
+ ( p->rc.b_stat_read ? "2pass" : p->rc.i_vbv_max_bitrate == p->rc.i_bitrate ? "cbr" : "abr" )
+ : p->rc.i_rc_method == X264_RC_CRF ? "crf" : "cqp", p->rc.b_mb_tree );
+ if( p->rc.i_rc_method == X264_RC_ABR || p->rc.i_rc_method == X264_RC_CRF )
+ {
+ if( p->rc.i_rc_method == X264_RC_CRF )
+ s += sprintf( s, " crf=%.1f", p->rc.f_rf_constant );
+ else
+ s += sprintf( s, " bitrate=%d ratetol=%.1f",
+ p->rc.i_bitrate, p->rc.f_rate_tolerance );
+ s += sprintf( s, " qcomp=%.2f qpmin=%d qpmax=%d qpstep=%d",
+ p->rc.f_qcompress, p->rc.i_qp_min, p->rc.i_qp_max, p->rc.i_qp_step );
+ if( p->rc.b_stat_read )
+ s += sprintf( s, " cplxblur=%.1f qblur=%.1f",
+ p->rc.f_complexity_blur, p->rc.f_qblur );
+ if( p->rc.i_vbv_buffer_size )
+ {
+ s += sprintf( s, " vbv_maxrate=%d vbv_bufsize=%d",
+ p->rc.i_vbv_max_bitrate, p->rc.i_vbv_buffer_size );
+ if( p->rc.i_rc_method == X264_RC_CRF )
+ s += sprintf( s, " crf_max=%.1f", p->rc.f_rf_constant_max );
+ }
+ }
+ else if( p->rc.i_rc_method == X264_RC_CQP )
+ s += sprintf( s, " qp=%d", p->rc.i_qp_constant );
+
+ if( p->rc.i_vbv_buffer_size )
+ s += sprintf( s, " nal_hrd=%s", x264_nal_hrd_names[p->i_nal_hrd] );
+ if( p->crop_rect.i_left | p->crop_rect.i_top | p->crop_rect.i_right | p->crop_rect.i_bottom )
+ s += sprintf( s, " crop_rect=%u,%u,%u,%u", p->crop_rect.i_left, p->crop_rect.i_top,
+ p->crop_rect.i_right, p->crop_rect.i_bottom );
+ if( p->i_frame_packing >= 0 )
+ s += sprintf( s, " frame-packing=%d", p->i_frame_packing );
+
+ if( !(p->rc.i_rc_method == X264_RC_CQP && p->rc.i_qp_constant == 0) )
+ {
+ s += sprintf( s, " ip_ratio=%.2f", p->rc.f_ip_factor );
+ if( p->i_bframe && !p->rc.b_mb_tree )
+ s += sprintf( s, " pb_ratio=%.2f", p->rc.f_pb_factor );
+ s += sprintf( s, " aq=%d", p->rc.i_aq_mode );
+ if( p->rc.i_aq_mode )
+ s += sprintf( s, ":%.2f", p->rc.f_aq_strength );
+ if( p->rc.psz_zones )
+ s += sprintf( s, " zones=%s", p->rc.psz_zones );
+ else if( p->rc.i_zones )
+ s += sprintf( s, " zones" );
+ }
+
+ return buf;
+}
+