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https://github.com/mpv-player/mpv
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sync to x264 171: chroma_me, chroma_qp_offset
git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@14944 b3059339-0415-0410-9bf9-f77b7e298cf2
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@ -7637,7 +7637,7 @@ This isn't recommended and wastes bitrate as scenecuts encoded as P-frames
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are just as big as I-frames, but don't reset the "keyint counter".
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.
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.TP
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.B frameref=<1\-15>
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.B frameref=<1\-16>
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Number of previous frames used as predictors in a P-frame (default: 1).
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This is effective in Anime, but seems to make little difference in
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live-action source material.
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@ -7871,6 +7871,17 @@ In the above, "all candidates" doesn't exactly mean all enabled types:
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4x4, 4x8, 8x4 are tried only if 8x8 is better than 16x16.
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.
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.TP
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.B (no)chroma_me
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Takes into account chroma information during subpixel motion search
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(default: enabled).
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Requires subq=5.
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.
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.TP
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.B chroma_qp_offset=<-12\-12>
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Use a different quantizer for chroma as compared to luma.
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Useful values are in the range <-2\-2>. (default: 0)
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.
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.TP
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.B level_idc=<10\-51>
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Set the bitstream's Level as defined by Annex A of the H.264 standard
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(default: 40 - Level 4.0).
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2
configure
vendored
2
configure
vendored
@ -5919,7 +5919,7 @@ echocheck "x264"
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cat > $TMPC << EOF
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#include <inttypes.h>
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#include <x264.h>
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#if X264_BUILD < 0x0014
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#if X264_BUILD < 22
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#error We do not support old versions of x264. Get the latest from SVN.
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#endif
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int main(void) { x264_encoder_open((void*)0); return 0; }
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@ -78,6 +78,8 @@ static int p8x8mv = 1;
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static int b8x8mv = 1;
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static int direct_pred = X264_DIRECT_PRED_TEMPORAL;
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static int weight_b = 0;
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static int chroma_me = 1;
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static int chroma_qp_offset = 0;
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static float ip_factor = 1.4;
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static float pb_factor = 1.3;
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static int rc_buffer_size = -1;
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@ -99,7 +101,7 @@ static int log_level = 2;
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m_option_t x264encopts_conf[] = {
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{"bitrate", &bitrate, CONF_TYPE_INT, CONF_RANGE, 0, 24000000, NULL},
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{"qp_constant", &qp_constant, CONF_TYPE_INT, CONF_RANGE, 1, 51, NULL},
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{"frameref", &frame_ref, CONF_TYPE_INT, CONF_RANGE, 1, 15, NULL},
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{"frameref", &frame_ref, CONF_TYPE_INT, CONF_RANGE, 1, 16, NULL},
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{"keyint", &keyint_max, CONF_TYPE_INT, CONF_RANGE, 1, 24000000, NULL},
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{"keyint_min", &keyint_min, CONF_TYPE_INT, CONF_RANGE, 1, 24000000, NULL},
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{"scenecut", &scenecut_threshold, CONF_TYPE_INT, CONF_RANGE, -1, 100, NULL},
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@ -125,6 +127,9 @@ m_option_t x264encopts_conf[] = {
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{"direct_pred", &direct_pred, CONF_TYPE_INT, CONF_RANGE, 0, 2, NULL},
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{"weight_b", &weight_b, CONF_TYPE_FLAG, 0, 0, 1, NULL},
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{"noweight_b", &weight_b, CONF_TYPE_FLAG, 0, 1, 0, NULL},
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{"chroma_me", &chroma_me, CONF_TYPE_FLAG, 0, 0, 1, NULL},
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{"nochroma_me", &chroma_me, CONF_TYPE_FLAG, 0, 1, 0, NULL},
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{"chroma_qp_offset", &chroma_qp_offset, CONF_TYPE_INT, CONF_RANGE, -12, 12, NULL},
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{"ip_factor", &ip_factor, CONF_TYPE_FLOAT, CONF_RANGE, -10.0, 10.0, NULL},
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{"pb_factor", &pb_factor, CONF_TYPE_FLOAT, CONF_RANGE, -10.0, 10.0, NULL},
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{"rc_buffer_size", &rc_buffer_size, CONF_TYPE_INT, CONF_RANGE, 0, 24000000, NULL},
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@ -232,6 +237,8 @@ static int config(struct vf_instance_s* vf, int width, int height, int d_width,
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mod->param.analyse.inter |= X264_ANALYSE_BSUB16x16;
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mod->param.analyse.i_direct_mv_pred = direct_pred;
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mod->param.analyse.b_weighted_bipred = weight_b;
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mod->param.analyse.i_chroma_qp_offset = chroma_qp_offset;
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mod->param.analyse.b_chroma_me = chroma_me;
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mod->param.i_width = width;
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mod->param.i_height = height;
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@ -314,9 +321,8 @@ static int query_format(struct vf_instance_s* vf, unsigned int fmt)
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case IMGFMT_RGB:
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case IMGFMT_BGR:
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case IMGFMT_BGR32:
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/* 2004/08/05: There seems to be some, but not complete,
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support for these colorspaces in X264. Better to stay
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on the safe side for now. */
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/* These colorspaces are supported, but they'll just have
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* to be converted to I420 internally */
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return 0; /* VFCAP_CSP_SUPPORTED */
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}
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return 0;
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@ -370,7 +376,6 @@ static int encode_frame(struct vf_instance_s *vf, x264_picture_t *pic_in)
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static void uninit(struct vf_instance_s *vf)
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{
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// FIXME: flush delayed frames
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h264_module_t *mod=(h264_module_t*)vf->priv;
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x264_encoder_close(mod->x264);
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}
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