* Copyright (c) 2000, 2001, 2002 Fabrice Bellard
* Copyright (c) 2002-2004 Michael Niedermayer
*
- * This file is part of Libav.
+ * This file is part of FFmpeg.
*
- * Libav is free software; you can redistribute it and/or
+ * FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
- * Libav is distributed in the hope that it will be useful,
+ * FFmpeg 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
- * License along with Libav; if not, write to the Free Software
+ * License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "error_resilience.h"
#include "fdctdsp.h"
#include "get_bits.h"
+#include "h264chroma.h"
#include "h263dsp.h"
#include "hpeldsp.h"
#include "idctdsp.h"
#include "me_cmp.h"
#include "motion_est.h"
+#include "mpegpicture.h"
#include "mpegvideodsp.h"
#include "mpegvideoencdsp.h"
#include "pixblockdsp.h"
#include "put_bits.h"
#include "ratecontrol.h"
#include "parser.h"
+#include "mpegutils.h"
#include "mpeg12data.h"
#include "qpeldsp.h"
#include "thread.h"
#include "videodsp.h"
#include "libavutil/opt.h"
+#include "libavutil/timecode.h"
#define FRAME_SKIPPED 100 ///< return value for header parsers if frame is not coded
-enum OutputFormat {
- FMT_MPEG1,
- FMT_H261,
- FMT_H263,
- FMT_MJPEG,
-};
-
#define MAX_FCODE 7
-#define MAX_THREADS 16
-
-#define MAX_PICTURE_COUNT 32
+#define MAX_THREADS 32
#define MAX_B_FRAMES 16
#define INPLACE_OFFSET 16
-#define EDGE_WIDTH 16
-
/* Start codes. */
#define SEQ_END_CODE 0x000001b7
#define SEQ_START_CODE 0x000001b3
#define EXT_START_CODE 0x000001b5
#define USER_START_CODE 0x000001b2
-/**
- * Picture.
- */
-typedef struct Picture{
- struct AVFrame *f;
- ThreadFrame tf;
-
- AVBufferRef *qscale_table_buf;
- int8_t *qscale_table;
-
- AVBufferRef *motion_val_buf[2];
- int16_t (*motion_val[2])[2];
-
- AVBufferRef *mb_type_buf;
- uint32_t *mb_type; ///< types and macros are defined in mpegutils.h
-
- AVBufferRef *mbskip_table_buf;
- uint8_t *mbskip_table;
-
- AVBufferRef *ref_index_buf[2];
- int8_t *ref_index[2];
-
- AVBufferRef *mb_var_buf;
- uint16_t *mb_var; ///< Table for MB variances
-
- AVBufferRef *mc_mb_var_buf;
- uint16_t *mc_mb_var; ///< Table for motion compensated MB variances
-
- AVBufferRef *mb_mean_buf;
- uint8_t *mb_mean; ///< Table for MB luminance
-
- AVBufferRef *hwaccel_priv_buf;
- /**
- * hardware accelerator private data
- */
- void *hwaccel_picture_private;
-
- int field_picture; ///< whether or not the picture was encoded in separate fields
-
- int mb_var_sum; ///< sum of MB variance for current frame
- int mc_mb_var_sum; ///< motion compensated MB variance for current frame
-
- int b_frame_score; /* */
- int needs_realloc; ///< Picture needs to be reallocated (eg due to a frame size change)
-
- int reference;
- int shared;
-} Picture;
-
-typedef struct ScratchpadContext {
- uint8_t *edge_emu_buffer; ///< temporary buffer for if MVs point to out-of-frame data
- uint8_t *rd_scratchpad; ///< scratchpad for rate distortion mb decision
- uint8_t *obmc_scratchpad;
- uint8_t *b_scratchpad; ///< scratchpad used for writing into write only buffers
-} ScratchpadContext;
-
/**
* MpegEncContext.
*/
uint8_t *coded_block_base;
uint8_t *coded_block; ///< used for coded block pattern prediction (msmpeg4v3, wmv1)
int16_t (*ac_val_base)[16];
- int16_t (*ac_val[3])[16]; ///< used for for mpeg4 AC prediction, all 3 arrays must be continuous
+ int16_t (*ac_val[3])[16]; ///< used for mpeg4 AC prediction, all 3 arrays must be continuous
int mb_skipped; ///< MUST BE SET only during DECODING
uint8_t *mbskip_table; /**< used to avoid copy if macroblock skipped (for black regions for example)
and used for b-frame encoding & decoding (contains skip table of next P Frame) */
int *lambda_table;
int adaptive_quant; ///< use adaptive quantization
int dquant; ///< qscale difference to prev qscale
+ int closed_gop; ///< MPEG1/2 GOP is closed
int pict_type; ///< AV_PICTURE_TYPE_I, AV_PICTURE_TYPE_P, AV_PICTURE_TYPE_B, ...
+ int vbv_delay;
int last_pict_type; //FIXME removes
int last_non_b_pict_type; ///< used for mpeg4 gmc b-frames & ratecontrol
int droppable;
int frame_rate_index;
+ AVRational mpeg2_frame_rate_ext;
int last_lambda_for[5]; ///< last lambda for a specific pict type
int skipdct; ///< skip dct and code zero residual
BlockDSPContext bdsp;
FDCTDSPContext fdsp;
+ H264ChromaContext h264chroma;
HpelDSPContext hdsp;
IDCTDSPContext idsp;
MECmpContext mecc;
int ac_esc_length; ///< num of bits needed to encode the longest esc
uint8_t *intra_ac_vlc_length;
uint8_t *intra_ac_vlc_last_length;
+ uint8_t *intra_chroma_ac_vlc_length;
+ uint8_t *intra_chroma_ac_vlc_last_length;
uint8_t *inter_ac_vlc_length;
uint8_t *inter_ac_vlc_last_length;
uint8_t *luma_dc_vlc_length;
#define UNI_AC_ENC_INDEX(run,level) ((run)*128 + (level))
- int coded_score[8];
+ int coded_score[12];
/** precomputed matrix (combine qscale and DCT renorm) */
int (*q_intra_matrix)[64];
+ int (*q_chroma_intra_matrix)[64];
int (*q_inter_matrix)[64];
/** identical to the above but for MMX & these are not permutated, second 64 entries are bias*/
uint16_t (*q_intra_matrix16)[2][64];
+ uint16_t (*q_chroma_intra_matrix16)[2][64];
uint16_t (*q_inter_matrix16)[2][64];
/* noise reduction */
/* bit rate control */
int64_t total_bits;
int frame_bits; ///< bits used for the current frame
+ int stuffing_bits; ///< bits used for stuffing
int next_lambda; ///< next lambda used for retrying to encode a frame
RateControlContext rc_context; ///< contains stuff only accessed in ratecontrol.c
int prev_mb_info, last_mb_info;
uint8_t *mb_info_ptr;
int mb_info_size;
+ int ehc_mode;
/* H.263+ specific */
int umvplus; ///< == H263+ && unrestricted_mv
/* MJPEG specific */
struct MJpegContext *mjpeg_ctx;
+ int esc_pos;
/* MSMPEG4 specific */
int mv_table_index;
int q_scale_type;
int intra_vlc_format;
int alternate_scan;
+ int seq_disp_ext;
int repeat_first_field;
int chroma_420_type;
int chroma_format;
#define CHROMA_420 1
#define CHROMA_422 2
+#define CHROMA_444 3
int chroma_x_shift;//depend on pix_format, that depend on chroma_format
int chroma_y_shift;
/* RTP specific */
int rtp_mode;
+ char *tc_opt_str; ///< timecode option string
+ AVTimecode tc; ///< timecode context
+
uint8_t *ptr_lastgob;
+ int swap_uv; //vcr2 codec is an MPEG-2 variant with U and V swapped
+ int pack_pblocks; //xvmc needs to keep blocks without gaps.
int16_t (*pblocks[12])[64];
int16_t (*block)[64]; ///< points to one of the following blocks
/**
* ratecontrol qmin qmax limiting method
- * 0-> clipping, 1-> use a nice continuous function to limit qscale wthin qmin/qmax.
+ * 0-> clipping, 1-> use a nice continuous function to limit qscale within qmin/qmax.
*/
float rc_qsquish;
float rc_qmod_amp;
#define FF_MPV_FLAG_NAQ 0x0010
#define FF_MPV_FLAG_MV0 0x0020
+#ifndef FF_MPV_OFFSET
#define FF_MPV_OFFSET(x) offsetof(MpegEncContext, x)
+#endif
#define FF_MPV_OPT_FLAGS (AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM)
#define FF_MPV_COMMON_OPTS \
{ "mpv_flags", "Flags common for all mpegvideo-based encoders.", FF_MPV_OFFSET(mpv_flags), AV_OPT_TYPE_FLAGS, { .i64 = 0 }, INT_MIN, INT_MAX, FF_MPV_OPT_FLAGS, "mpv_flags" },\
*/
void ff_mpv_common_defaults(MpegEncContext *s);
+void ff_dct_encode_init_x86(MpegEncContext *s);
+
int ff_mpv_common_init(MpegEncContext *s);
void ff_mpv_common_init_arm(MpegEncContext *s);
+void ff_mpv_common_init_axp(MpegEncContext *s);
void ff_mpv_common_init_neon(MpegEncContext *s);
void ff_mpv_common_init_ppc(MpegEncContext *s);
void ff_mpv_common_init_x86(MpegEncContext *s);
void ff_mpv_common_end(MpegEncContext *s);
void ff_mpv_decode_defaults(MpegEncContext *s);
+void ff_mpv_decode_init(MpegEncContext *s, AVCodecContext *avctx);
void ff_mpv_decode_mb(MpegEncContext *s, int16_t block[12][64]);
void ff_mpv_report_decode_progress(MpegEncContext *s);
int ff_mpv_encode_end(AVCodecContext *avctx);
int ff_mpv_encode_picture(AVCodecContext *avctx, AVPacket *pkt,
const AVFrame *frame, int *got_packet);
+int ff_mpv_reallocate_putbitbuffer(MpegEncContext *s, size_t threshold, size_t size_increase);
void ff_clean_intra_table_entries(MpegEncContext *s);
void ff_mpeg_draw_horiz_band(MpegEncContext *s, int y, int h);
void ff_mpeg_flush(AVCodecContext *avctx);
-void ff_print_debug_info(MpegEncContext *s, Picture *p);
+
+void ff_print_debug_info(MpegEncContext *s, Picture *p, AVFrame *pict);
+void ff_print_debug_info2(AVCodecContext *avctx, AVFrame *pict, uint8_t *mbskip_table,
+ uint32_t *mbtype_table, int8_t *qscale_table, int16_t (*motion_val[2])[2],
+ int *low_delay,
+ int mb_width, int mb_height, int mb_stride, int quarter_sample);
+
+int ff_mpv_export_qp_table(MpegEncContext *s, AVFrame *f, Picture *p, int qp_type);
+
void ff_write_quant_matrix(PutBitContext *pb, uint16_t *matrix);
-int ff_find_unused_picture(AVCodecContext *avctx, Picture *picture, int shared);
int ff_update_duplicate_context(MpegEncContext *dst, MpegEncContext *src);
int ff_mpeg_update_thread_context(AVCodecContext *dst, const AVCodecContext *src);
void ff_set_qscale(MpegEncContext * s, int qscale);
void ff_mpv_idct_init(MpegEncContext *s);
+int ff_dct_encode_init(MpegEncContext *s);
void ff_convert_matrix(MpegEncContext *s, int (*qmat)[64], uint16_t (*qmat16)[2][64],
const uint16_t *quant_matrix, int bias, int qmin, int qmax, int intra);
int ff_dct_quantize_c(MpegEncContext *s, int16_t *block, int n, int qscale, int *overflow);
op_pixels_func (*pix_op)[4],
qpel_mc_func (*qpix_op)[16]);
-/**
- * Allocate a Picture.
- * The pixels are allocated/set by calling get_buffer() if shared = 0.
- */
-int ff_alloc_picture(AVCodecContext *avctx, Picture *pic, MotionEstContext *me,
- ScratchpadContext *sc, int shared, int encoding,
- int chroma_x_shift, int chroma_y_shift, int out_format,
- int mb_stride, int mb_height, int b8_stride,
- ptrdiff_t *linesize, ptrdiff_t *uvlinesize);
-
-int ff_mpeg_framesize_alloc(AVCodecContext *avctx, MotionEstContext *me,
- ScratchpadContext *sc, int linesize);
/**
* permute block according to permuatation.
* @param last last non zero element in scantable order
void ff_block_permute(int16_t *block, uint8_t *permutation, const uint8_t *scantable, int last);
static inline void ff_update_block_index(MpegEncContext *s){
- const int block_size = 8;
+ const int block_size= 8 >> s->avctx->lowres;
s->block_index[0]+=2;
s->block_index[1]+=2;
int ff_rv_decode_dc(MpegEncContext *s, int n);
void ff_rv20_encode_picture_header(MpegEncContext *s, int picture_number);
-int ff_mpeg_ref_picture(AVCodecContext *avctx, Picture *dst, Picture *src);
-void ff_mpeg_unref_picture(AVCodecContext *avctx, Picture *picture);
-void ff_free_picture_tables(Picture *pic);
-
#endif /* AVCODEC_MPEGVIDEO_H */