Encoding specific
[Constants]

Defines
#define	FF_LAMBDA_SHIFT   7
#define	FF_LAMBDA_SCALE   (1<<FF_LAMBDA_SHIFT)
#define	FF_QP2LAMBDA   118
	factor to convert from H.263 QP to lambda
#define	FF_LAMBDA_MAX   (256*128-1)
#define	FF_QUALITY_SCALE   FF_LAMBDA_SCALE

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Detailed Description

Note:

those definition should move to avcodec

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Define Documentation

#define FF_LAMBDA_MAX   (256*128-1)

Definition at line 259 of file avutil.h.

Referenced by get_qminmax().

#define FF_LAMBDA_SCALE   (1<<FF_LAMBDA_SHIFT)

Definition at line 257 of file avutil.h.

Referenced by encode_frame(), ff_init_qscale_tab(), svq1_encode_plane(), and update_qscale().

#define FF_LAMBDA_SHIFT   7

Definition at line 256 of file avutil.h.

Referenced by dct_quantize_refine(), dct_quantize_trellis_c(), encode_frame(), encode_mb_hq(), encode_q_branch(), estimate_best_b_count(), ff_estimate_p_frame_motion(), ff_init_qscale_tab(), get_b_cbp(), get_p_cbp(), get_penalty_factor(), svq1_encode_plane(), and update_qscale().

#define FF_QP2LAMBDA   118

factor to convert from H.263 QP to lambda

Definition at line 258 of file avutil.h.

Referenced by a64multi_init_encoder(), decode_frame(), dnxhd_encode_picture(), do_video_stats(), encode_frame(), encode_init(), estimate_best_b_count(), Faac_encode_init(), ff_mjpeg_decode_frame(), ff_rate_control_init(), ff_rate_estimate_qscale(), ff_xvid_rate_control_init(), ff_xvid_rate_estimate_qscale(), filter(), get_diff_limited_q(), init_pass2(), lame_window_init(), libschroedinger_encode_init(), mjpegb_decode_frame(), mp3lame_encode_init(), new_output_stream(), oggvorbis_init_encoder(), parse_ffconfig(), print_report(), qscale2qlog(), vorbis_encode_init(), X264_frame(), XAVS_frame(), and xvid_encode_frame().

#define FF_QUALITY_SCALE   FF_LAMBDA_SCALE

Definition at line 261 of file avutil.h.