static int video_qmax = 31;
static int video_lmin = 2*FF_QP2LAMBDA;
static int video_lmax = 31*FF_QP2LAMBDA;
-static int video_mb_qmin = 2;
-static int video_mb_qmax = 31;
+static int video_mb_lmin = 2*FF_QP2LAMBDA;
+static int video_mb_lmax = 31*FF_QP2LAMBDA;
static int video_qdiff = 3;
static int video_lelim = 0;
static int video_celim = 0;
static void opt_qmin(const char *arg)
{
video_qmin = atoi(arg);
- if (video_qmin < 0 ||
+ if (video_qmin < 1 ||
video_qmin > 31) {
fprintf(stderr, "qmin must be >= 1 and <= 31\n");
exit(1);
static void opt_qmax(const char *arg)
{
video_qmax = atoi(arg);
- if (video_qmax < 0 ||
+ if (video_qmax < 1 ||
video_qmax > 31) {
fprintf(stderr, "qmax must be >= 1 and <= 31\n");
exit(1);
}
}
-static void opt_mb_qmin(const char *arg)
+static void opt_mb_lmin(const char *arg)
{
- video_mb_qmin = atoi(arg);
- if (video_mb_qmin < 0 ||
- video_mb_qmin > 31) {
- fprintf(stderr, "qmin must be >= 1 and <= 31\n");
+ video_mb_lmin = atof(arg)*FF_QP2LAMBDA;
+ if (video_mb_lmin < 1 ||
+ video_mb_lmin > FF_LAMBDA_MAX) {
+ fprintf(stderr, "mblmin must be >= 1 and <= %d\n", FF_LAMBDA_MAX / FF_QP2LAMBDA);
exit(1);
}
}
-static void opt_mb_qmax(const char *arg)
+static void opt_mb_lmax(const char *arg)
{
- video_mb_qmax = atoi(arg);
- if (video_mb_qmax < 0 ||
- video_mb_qmax > 31) {
- fprintf(stderr, "qmax must be >= 1 and <= 31\n");
+ video_mb_lmax = atof(arg)*FF_QP2LAMBDA;
+ if (video_mb_lmax < 1 ||
+ video_mb_lmax > FF_LAMBDA_MAX) {
+ fprintf(stderr, "mblmax must be >= 1 and <= %d\n", FF_LAMBDA_MAX / FF_QP2LAMBDA);
exit(1);
}
}
video_enc->rc_qsquish = video_qsquish;
video_enc->luma_elim_threshold = video_lelim;
video_enc->chroma_elim_threshold = video_celim;
- video_enc->mb_qmin = video_mb_qmin;
- video_enc->mb_qmax = video_mb_qmax;
+ video_enc->mb_lmin = video_mb_lmin;
+ video_enc->mb_lmax = video_mb_lmax;
video_enc->max_qdiff = video_qdiff;
video_enc->qblur = video_qblur;
video_enc->qcompress = video_qcomp;
{ "qmax", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_qmax}, "max video quantiser scale (VBR)", "q" },
{ "lmin", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_lmin}, "min video lagrange factor (VBR)", "lambda" },
{ "lmax", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_lmax}, "max video lagrange factor (VBR)", "lambda" },
- { "mbqmin", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_mb_qmin}, "min macroblock quantiser scale (VBR)", "q" },
- { "mbqmax", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_mb_qmax}, "max macroblock quantiser scale (VBR)", "q" },
+ { "mblmin", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_mb_lmin}, "min macroblock quantiser scale (VBR)", "q" },
+ { "mblmax", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_mb_lmax}, "max macroblock quantiser scale (VBR)", "q" },
{ "qdiff", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_qdiff}, "max difference between the quantiser scale (VBR)", "q" },
{ "qblur", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_qblur}, "video quantiser scale blur (VBR)", "blur" },
{ "qsquish", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_qsquish}, "how to keep quantiser between qmin and qmax (0 = clip, 1 = use differentiable function)", "squish" },