*/
typedef struct MpegEncContext {
AVClass *class;
+
+ int y_dc_scale, c_dc_scale;
+ int ac_pred;
+ int block_last_index[12]; ///< last non zero coefficient in block
+ int h263_aic; ///< Advanded INTRA Coding (AIC)
+
+ /* scantables */
+ ScanTable inter_scantable; ///< if inter == intra then intra should be used to reduce tha cache usage
+ ScanTable intra_scantable;
+ ScanTable intra_h_scantable;
+ ScanTable intra_v_scantable;
+
+ /* WARNING: changes above this line require updates to hardcoded
+ * offsets used in asm. */
+
struct AVCodecContext *avctx;
/* the following parameters must be initialized before encoding */
int width, height;///< picture size. must be a multiple of 16
int mb_width, mb_height; ///< number of MBs horizontally & vertically
int mb_stride; ///< mb_width+1 used for some arrays to allow simple addressing of left & top MBs without sig11
int b8_stride; ///< 2*mb_width+1 used for some 8x8 block arrays to allow simple addressing
- int b4_stride; ///< 4*mb_width+1 used for some 4x4 block arrays to allow simple addressing
int h_edge_pos, v_edge_pos;///< horizontal / vertical position of the right/bottom edge (pixel replication)
int mb_num; ///< number of MBs of a picture
ptrdiff_t linesize; ///< line size, in bytes, may be different from width
Picture **input_picture; ///< next pictures on display order for encoding
Picture **reordered_input_picture; ///< pointer to the next pictures in codedorder for encoding
- int y_dc_scale, c_dc_scale;
- int ac_pred;
- int block_last_index[12]; ///< last non zero coefficient in block
- int h263_aic; ///< Advanded INTRA Coding (AIC)
-
- /* scantables */
- ScanTable inter_scantable; ///< if inter == intra then intra should be used to reduce tha cache usage
- ScanTable intra_scantable;
- ScanTable intra_h_scantable;
- ScanTable intra_v_scantable;
-
- /* WARNING: changes above this line require updates to hardcoded
- * offsets used in asm. */
-
int64_t user_specified_pts; ///< last non-zero pts from AVFrame which was passed into avcodec_encode_video2()
/**
* pts difference between the first and second input frame, used for
#define FF_MPV_FLAG_STRICT_GOP 0x0002
#define FF_MPV_FLAG_QP_RD 0x0004
#define FF_MPV_FLAG_CBP_RD 0x0008
+#define FF_MPV_FLAG_NAQ 0x0010
+#define FF_MPV_FLAG_MV0 0x0020
#define FF_MPV_OFFSET(x) offsetof(MpegEncContext, x)
#define FF_MPV_OPT_FLAGS (AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM)
{ "strict_gop", "Strictly enforce gop size", 0, AV_OPT_TYPE_CONST, { .i64 = FF_MPV_FLAG_STRICT_GOP }, 0, 0, FF_MPV_OPT_FLAGS, "mpv_flags" },\
{ "qp_rd", "Use rate distortion optimization for qp selection", 0, AV_OPT_TYPE_CONST, { .i64 = FF_MPV_FLAG_QP_RD }, 0, 0, FF_MPV_OPT_FLAGS, "mpv_flags" },\
{ "cbp_rd", "use rate distortion optimization for CBP", 0, AV_OPT_TYPE_CONST, { .i64 = FF_MPV_FLAG_CBP_RD }, 0, 0, FF_MPV_OPT_FLAGS, "mpv_flags" },\
+{ "naq", "normalize adaptive quantization", 0, AV_OPT_TYPE_CONST, { .i64 = FF_MPV_FLAG_NAQ }, 0, 0, FF_MPV_OPT_FLAGS, "mpv_flags" },\
+{ "mv0", "always try a mb with mv=<0,0>", 0, AV_OPT_TYPE_CONST, { .i64 = FF_MPV_FLAG_MV0 }, 0, 0, FF_MPV_OPT_FLAGS, "mpv_flags" },\
{ "luma_elim_threshold", "single coefficient elimination threshold for luminance (negative values also consider dc coefficient)",\
FF_MPV_OFFSET(luma_elim_threshold), AV_OPT_TYPE_INT, { .i64 = 0 }, INT_MIN, INT_MAX, FF_MPV_OPT_FLAGS },\
{ "chroma_elim_threshold", "single coefficient elimination threshold for chrominance (negative values also consider dc coefficient)",\