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| author | Michael Niedermayer <michaelni@gmx.at> | 2002-09-23 14:56:11 +0000 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2002-09-23 14:56:11 +0000 |
| commit | c5d309f2d5f6b04ff68e121302a9913b70dac9c1 (patch) | |
| tree | 3e5c3f12afceb3ca7445d0d3d54a5b34de9177dc /libavcodec/mpegvideo.h | |
| parent | d46aba2642a075635d521628be7ea16ceaa1c95d (diff) | |
| download | ffmpeg-c5d309f2d5f6b04ff68e121302a9913b70dac9c1.tar.gz | |
adaptive quantization (lumi/temporal & spatial complexity masking)
Originally committed as revision 964 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavcodec/mpegvideo.h')
| -rw-r--r-- | libavcodec/mpegvideo.h | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/libavcodec/mpegvideo.h b/libavcodec/mpegvideo.h index b46e8e3553..2ce290525e 100644 --- a/libavcodec/mpegvideo.h +++ b/libavcodec/mpegvideo.h @@ -53,7 +53,7 @@ typedef struct Predictor{ typedef struct RateControlEntry{ int pict_type; - int qscale; + float qscale; int mv_bits; int i_tex_bits; int p_tex_bits; @@ -188,6 +188,9 @@ typedef struct MpegEncContext { int input_pict_type; /* pict_type prior to reordering of frames */ int force_type; /* 0= no force, otherwise I_TYPE, P_TYPE, ... */ int qscale; /* QP */ + float frame_qscale; /* qscale from the frame level rc */ + int adaptive_quant; /* use adaptive quantization */ + int dquant; /* qscale difference to prev qscale */ int pict_type; /* I_TYPE, P_TYPE, B_TYPE, ... */ int last_pict_type; int last_non_b_pict_type; /* used for mpeg4 gmc b-frames & ratecontrol */ @@ -241,13 +244,14 @@ typedef struct MpegEncContext { int hurry_up; /* when set to 1 during decoding, b frames will be skiped when set to 2 idct/dequant will be skipped too */ - + /* macroblock layer */ int mb_x, mb_y; int mb_incr; int mb_intra; UINT16 *mb_var; /* Table for MB variances */ UINT16 *mc_mb_var; /* Table for motion compensated MB variances */ + UINT8 *mb_mean; /* Table for MB luminance */ UINT8 *mb_type; /* Table for MB type */ #define MB_TYPE_INTRA 0x01 #define MB_TYPE_INTER 0x02 @@ -582,6 +586,7 @@ void ff_mpeg4_stuffing(PutBitContext * pbc); void ff_mpeg4_init_partitions(MpegEncContext *s); void ff_mpeg4_merge_partitions(MpegEncContext *s); extern inline int ff_mpeg4_pred_dc(MpegEncContext * s, int n, UINT16 **dc_val_ptr, int *dir_ptr); +void ff_clean_mpeg4_qscales(MpegEncContext *s); /* rv10.c */ void rv10_encode_picture_header(MpegEncContext *s, int picture_number); @@ -611,8 +616,7 @@ void mjpeg_picture_trailer(MpegEncContext *s); /* rate control */ int ff_rate_control_init(MpegEncContext *s); -int ff_rate_estimate_qscale(MpegEncContext *s); -int ff_rate_estimate_qscale_pass2(MpegEncContext *s); +float ff_rate_estimate_qscale(MpegEncContext *s); void ff_write_pass1_stats(MpegEncContext *s); void ff_rate_control_uninit(MpegEncContext *s); double ff_eval(char *s, double *const_value, char **const_name, |