Remove the "mblmin" OptionDef. The equally named AVOption takes over its

function. A unit change is involved, but as AVOption parameters are now parsed
with ff_eval2(), you can use the QP2LAMBDA constant to ease the change.

Originally committed as revision 6369 to svn://svn.ffmpeg.org/ffmpeg/trunk

ffmpeg.c

@@ -107,7 +107,6 @@ static int max_frames[4] = {INT_MAX, INT_MAX, INT_MAX, INT_MAX};
 static int frame_rate = 25;
 static int frame_rate_base = 1;
 static float video_qscale = 0;
-static int video_mb_lmin = 2*FF_QP2LAMBDA;
 static int video_mb_lmax = 31*FF_QP2LAMBDA;
 static int video_qdiff = 3;
 static uint16_t *intra_matrix = NULL;
@@ -2322,16 +2321,6 @@ static void opt_qscale(const char *arg)
     }
 }
 
-static void opt_mb_lmin(const char *arg)
-{
-    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_lmax(const char *arg)
 {
     video_mb_lmax = atof(arg)*FF_QP2LAMBDA;
@@ -2881,7 +2870,6 @@ static void new_video_stream(AVFormatContext *oc)
         if(inter_matrix)
             video_enc->inter_matrix = inter_matrix;
 
-        video_enc->mb_lmin = video_mb_lmin;
         video_enc->mb_lmax = video_mb_lmax;
         video_enc->max_qdiff = video_qdiff;
         video_enc->rc_eq = video_rc_eq;
@@ -3804,7 +3792,6 @@ const OptionDef options[] = {
     { "vn", OPT_BOOL | OPT_VIDEO, {(void*)&video_disable}, "disable video" },
     { "vdt", OPT_INT | HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)&video_discard}, "discard threshold", "n" },
     { "qscale", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_qscale}, "use fixed video 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" },
     { "rc_eq", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_video_rc_eq}, "set rate control equation", "equation" },

libavcodec/utils.c

@@ -677,7 +677,7 @@ static const AVOption options[]={
 {"skip_exp", "frame skip exponent", OFFSET(frame_skip_exp), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E},
 {"skipcmp", "frame skip compare function", OFFSET(frame_skip_cmp), FF_OPT_TYPE_INT, FF_CMP_DCTMAX, INT_MIN, INT_MAX, V|E, "cmp_func"},
 {"border_mask", NULL, OFFSET(border_masking), FF_OPT_TYPE_FLOAT, DEFAULT, -FLT_MAX, FLT_MAX, V|E},
-{"mblmin", "min macroblock quantiser scale (VBR)", OFFSET(mb_lmin), FF_OPT_TYPE_INT, FF_QP2LAMBDA * 2, INT_MIN, INT_MAX, V|E},
+{"mblmin", "min macroblock quantiser scale (VBR)", OFFSET(mb_lmin), FF_OPT_TYPE_INT, FF_QP2LAMBDA * 2, 1, FF_LAMBDA_MAX, V|E},
 {"mblmax", "max macroblock quantiser scale (VBR)", OFFSET(mb_lmax), FF_OPT_TYPE_INT, FF_QP2LAMBDA * 31, INT_MIN, INT_MAX, V|E},
 {"mepc", "motion estimation bitrate penalty compensation (1.0 = 256)", OFFSET(me_penalty_compensation), FF_OPT_TYPE_INT, 256, INT_MIN, INT_MAX, V|E},
 {"bidir_refine", NULL, OFFSET(bidir_refine), FF_OPT_TYPE_INT, DEFAULT, 0, 4, V|E},