static void show_help(void);
static void show_license(void);
+static int opt_default(const char *opt, const char *arg);
#define MAX_FILES 20
static float scplx_mask = 0;
static float tcplx_mask = 0;
static float p_mask = 0;
-static int use_4mv = 0;
-static int use_obmc = 0;
-static int use_loop = 0;
-static int use_aic = 0;
-static int use_aiv = 0;
-static int use_umv = 0;
-static int use_ss = 0;
-static int use_alt_scan = 0;
-static int use_trell = 0;
-static int use_scan_offset = 0;
-static int use_qpel = 0;
-static int use_qprd = 0;
-static int use_cbprd = 0;
-static int use_mv0 = 0;
-static int do_normalize_aqp = 0;
static int qns = 0;
-static int closed_gop = 0;
-static int strict_gop = 0;
-static int no_output = 0;
static int do_deinterlace = 0;
-static int do_interlace_dct = 0;
-static int do_interlace_me = 0;
static int workaround_bugs = FF_BUG_AUTODETECT;
static int error_resilience = FF_ER_CAREFULL;
static int error_concealment = 3;
-static int dct_algo = 0;
-static int idct_algo = 0;
-static int use_part = 0;
static int packet_size = 0;
static int error_rate = 0;
static int strict = 0;
static int top_field_first = -1;
static int noise_reduction = 0;
static int sc_threshold = 0;
-static int debug = 0;
-static int debug_mv = 0;
static int me_threshold = 0;
static int mb_threshold = 0;
static int intra_dc_precision = 8;
static int coder = 0;
static int context = 0;
static int predictor = 0;
-static int video_profile = FF_PROFILE_UNKNOWN;
-static int video_level = FF_LEVEL_UNKNOWN;
static int nsse_weight = 8;
-static int subpel_quality= 8;
static int me_penalty_compensation= 256;
-static int lowres= 0;
static int frame_skip_threshold= 0;
static int frame_skip_factor= 0;
static int frame_skip_exp= 0;
static int frame_skip_cmp= FF_CMP_DCTMAX;
extern int loop_input; /* currently a hack */
static int loop_output = AVFMT_NOOUTPUTLOOP;
-static int gray_only = 0;
static int genpts = 0;
static int gop_size = 12;
static int do_psnr = 0;
static int do_vstats = 0;
static int do_pass = 0;
-static int bitexact = 0;
static char *pass_logfilename = NULL;
static int audio_stream_copy = 0;
static int video_stream_copy = 0;
/* better than nothing: use input picture interlaced
settings */
big_picture.interlaced_frame = in_picture->interlaced_frame;
- if(do_interlace_me || do_interlace_dct){
+ if(avctx_opts->flags & (CODEC_FLAG_INTERLACED_DCT|CODEC_FLAG_INTERLACED_ME)){
if(top_field_first == -1)
big_picture.top_field_first = in_picture->top_field_first;
else
workaround_bugs = atoi(arg);
}
-static void opt_dct_algo(const char *arg)
-{
- dct_algo = atoi(arg);
-}
-
-static void opt_idct_algo(const char *arg)
-{
- idct_algo = atoi(arg);
-}
-
static void opt_me_threshold(const char *arg)
{
me_threshold = atoi(arg);
error_concealment = atoi(arg);
}
-static void opt_debug(const char *arg)
-{
- debug = atoi(arg);
- av_log_set_level(AV_LOG_DEBUG);
-}
-
-static void opt_vismv(const char *arg)
-{
- debug_mv = atoi(arg);
-}
-
static void opt_verbose(const char *arg)
{
verbose = atoi(arg);
/* update the current parameters so that they match the one of the input stream */
for(i=0;i<ic->nb_streams;i++) {
+ int j;
AVCodecContext *enc = ic->streams[i]->codec;
#if defined(HAVE_THREADS)
if(thread_count>1)
enc->thread_count= thread_count;
switch(enc->codec_type) {
case CODEC_TYPE_AUDIO:
+ for(j=0; j<opt_name_count; j++){
+ AVOption *opt;
+ double d= av_get_double(avctx_opts, opt_names[j], &opt);
+ if(d==d && (opt->flags&AV_OPT_FLAG_AUDIO_PARAM) && (opt->flags&AV_OPT_FLAG_DECODING_PARAM))
+ av_set_double(enc, opt_names[j], d);
+ }
//fprintf(stderr, "\nInput Audio channels: %d", enc->channels);
audio_channels = enc->channels;
audio_sample_rate = enc->sample_rate;
ic->streams[i]->discard= AVDISCARD_ALL;
break;
case CODEC_TYPE_VIDEO:
+ for(j=0; j<opt_name_count; j++){
+ AVOption *opt;
+ double d= av_get_double(avctx_opts, opt_names[j], &opt);
+ if(d==d && (opt->flags&AV_OPT_FLAG_VIDEO_PARAM) && (opt->flags&AV_OPT_FLAG_DECODING_PARAM))
+ av_set_double(enc, opt_names[j], d);
+ }
frame_height = enc->height;
frame_width = enc->width;
frame_aspect_ratio = av_q2d(enc->sample_aspect_ratio) * enc->width / enc->height;
enc->workaround_bugs = workaround_bugs;
enc->error_resilience = error_resilience;
enc->error_concealment = error_concealment;
- enc->idct_algo = idct_algo;
- enc->debug = debug;
- enc->debug_mv = debug_mv;
- enc->lowres= lowres;
- if(lowres) enc->flags |= CODEC_FLAG_EMU_EDGE;
- if(bitexact)
- enc->flags|= CODEC_FLAG_BITEXACT;
+ if(enc->lowres) enc->flags |= CODEC_FLAG_EMU_EDGE;
if(me_threshold)
enc->debug |= FF_DEBUG_MV;
- if(gray_only)
- enc->flags |= CODEC_FLAG_GRAY;
if (enc->time_base.den != rfps || enc->time_base.num != rfps_base) {
video_enc->codec_tag= video_codec_tag;
if( (video_global_header&1)
- || (video_global_header==0 && (oc->oformat->flags & AVFMT_GLOBALHEADER)))
+ || (video_global_header==0 && (oc->oformat->flags & AVFMT_GLOBALHEADER))){
video_enc->flags |= CODEC_FLAG_GLOBAL_HEADER;
- if(video_global_header&2)
+ avctx_opts->flags|= CODEC_FLAG_GLOBAL_HEADER;
+ }
+ if(video_global_header&2){
video_enc->flags2 |= CODEC_FLAG2_LOCAL_HEADER;
+ avctx_opts->flags2|= CODEC_FLAG2_LOCAL_HEADER;
+ }
if (video_stream_copy) {
st->stream_copy = 1;
if(inter_matrix)
video_enc->inter_matrix = inter_matrix;
- if(bitexact)
- video_enc->flags |= CODEC_FLAG_BITEXACT;
-
video_enc->mb_decision = mb_decision;
video_enc->mb_cmp = mb_cmp;
video_enc->ildct_cmp = ildct_cmp;
video_enc->p_masking = p_mask;
video_enc->quantizer_noise_shaping= qns;
- if (use_umv) {
- video_enc->flags |= CODEC_FLAG_H263P_UMV;
- }
- if (use_ss) {
- video_enc->flags |= CODEC_FLAG_H263P_SLICE_STRUCT;
- }
- if (use_aic) {
- video_enc->flags |= CODEC_FLAG_H263P_AIC;
- }
- if (use_aiv) {
- video_enc->flags |= CODEC_FLAG_H263P_AIV;
- }
- if (use_4mv) {
- video_enc->flags |= CODEC_FLAG_4MV;
- }
- if (use_obmc) {
- video_enc->flags |= CODEC_FLAG_OBMC;
- }
- if (use_loop) {
- video_enc->flags |= CODEC_FLAG_LOOP_FILTER;
- }
-
- if(use_part) {
- video_enc->flags |= CODEC_FLAG_PART;
- }
- if (use_alt_scan) {
- video_enc->flags |= CODEC_FLAG_ALT_SCAN;
- }
- if (use_trell) {
- video_enc->flags |= CODEC_FLAG_TRELLIS_QUANT;
- }
- if (use_mv0) {
- video_enc->flags |= CODEC_FLAG_MV0;
- }
- if (do_normalize_aqp) {
- video_enc->flags |= CODEC_FLAG_NORMALIZE_AQP;
- }
- if (use_scan_offset) {
- video_enc->flags |= CODEC_FLAG_SVCD_SCAN_OFFSET;
- }
- if (closed_gop) {
- video_enc->flags |= CODEC_FLAG_CLOSED_GOP;
- }
- if (strict_gop) {
- video_enc->flags2 |= CODEC_FLAG2_STRICT_GOP;
- }
- if (use_qpel) {
- video_enc->flags |= CODEC_FLAG_QPEL;
- }
- if (use_qprd) {
- video_enc->flags |= CODEC_FLAG_QP_RD;
- }
- if (use_cbprd) {
- video_enc->flags |= CODEC_FLAG_CBP_RD;
- }
if (b_frames) {
video_enc->max_b_frames = b_frames;
video_enc->b_frame_strategy = b_strategy;
video_enc->b_quant_factor = 2.0;
}
- if (do_interlace_dct) {
- video_enc->flags |= CODEC_FLAG_INTERLACED_DCT;
- }
- if (do_interlace_me) {
- video_enc->flags |= CODEC_FLAG_INTERLACED_ME;
- }
- if (no_output) {
- video_enc->flags2 |= CODEC_FLAG2_NO_OUTPUT;
- }
- if (gray_only) {
- video_enc->flags |= CODEC_FLAG_GRAY;
- }
video_enc->qmin = video_qmin;
video_enc->qmax = video_qmax;
video_enc->lmin = video_lmin;
video_enc->qblur = video_qblur;
video_enc->qcompress = video_qcomp;
video_enc->rc_eq = video_rc_eq;
- video_enc->debug = debug;
- video_enc->debug_mv = debug_mv;
video_enc->workaround_bugs = workaround_bugs;
video_enc->thread_count = thread_count;
p= video_rc_override_string;
video_enc->b_quant_offset = video_b_qoffset;
video_enc->intra_quant_bias = video_intra_quant_bias;
video_enc->inter_quant_bias = video_inter_quant_bias;
- video_enc->dct_algo = dct_algo;
- video_enc->idct_algo = idct_algo;
video_enc->me_threshold= me_threshold;
video_enc->mb_threshold= mb_threshold;
video_enc->intra_dc_precision= intra_dc_precision - 8;
video_enc->coder_type= coder;
video_enc->context_model= context;
video_enc->prediction_method= predictor;
- video_enc->profile= video_profile;
- video_enc->level= video_level;
video_enc->nsse_weight= nsse_weight;
- video_enc->me_subpel_quality= subpel_quality;
video_enc->me_penalty_compensation= me_penalty_compensation;
video_enc->frame_skip_threshold= frame_skip_threshold;
video_enc->frame_skip_factor= frame_skip_factor;
if(audio_codec_tag)
audio_enc->codec_tag= audio_codec_tag;
- if (oc->oformat->flags & AVFMT_GLOBALHEADER)
+ if (oc->oformat->flags & AVFMT_GLOBALHEADER) {
audio_enc->flags |= CODEC_FLAG_GLOBAL_HEADER;
+ avctx_opts->flags|= CODEC_FLAG_GLOBAL_HEADER;
+ }
if (audio_stream_copy) {
st->stream_copy = 1;
audio_enc->channels = audio_channels;
extern int ffm_nopts;
-static void opt_bitexact(void)
-{
- bitexact=1;
- /* disable generate of real time pts in ffm (need to be supressed anyway) */
- ffm_nopts = 1;
-}
-
static void show_formats(void)
{
AVInputFormat *ifmt;
video_rc_max_rate = 2516000;
video_rc_min_rate = 0; //1145000;
video_rc_buffer_size = 224*1024*8;
- use_scan_offset = 1;
+ opt_default("flags", "+SCAN_OFFSET");
+
audio_bit_rate = 224000;
audio_sample_rate = 44100;
AVOption *o= av_set_string(avctx_opts, opt, arg);
if(!o)
return -1;
+
+// av_log(NULL, AV_LOG_ERROR, "%s:%s: %f 0x%0X\n", opt, arg, av_get_double(avctx_opts, opt, NULL), (int)av_get_int(avctx_opts, opt, NULL));
//FIXME we should always use avctx_opts, ... for storing options so there wont be any need to keep track of whats set over this
opt_names= av_realloc(opt_names, sizeof(void*)*(opt_name_count+1));
- opt_names[opt_name_count++]= opt;
-
+ opt_names[opt_name_count++]= o->name;
+
+ /* disable generate of real time pts in ffm (need to be supressed anyway) */
+ if(avctx_opts->flags & CODEC_FLAG_BITEXACT)
+ ffm_nopts = 1;
+
+ if(avctx_opts->debug)
+ av_log_set_level(AV_LOG_DEBUG);
return 0;
}
{ "author", HAS_ARG | OPT_STRING, {(void*)&str_author}, "set the author", "string" },
{ "copyright", HAS_ARG | OPT_STRING, {(void*)&str_copyright}, "set the copyright", "string" },
{ "comment", HAS_ARG | OPT_STRING, {(void*)&str_comment}, "set the comment", "string" },
- { "debug", HAS_ARG | OPT_EXPERT, {(void*)opt_debug}, "print specific debug info", "" },
- { "vismv", HAS_ARG | OPT_EXPERT, {(void*)opt_vismv}, "visualize motion vectors", "" },
{ "benchmark", OPT_BOOL | OPT_EXPERT, {(void*)&do_benchmark},
"add timings for benchmarking" },
{ "dump", OPT_BOOL | OPT_EXPERT, {(void*)&do_pkt_dump},
"dump each input packet" },
{ "hex", OPT_BOOL | OPT_EXPERT, {(void*)&do_hex_dump},
"when dumping packets, also dump the payload" },
- { "bitexact", OPT_EXPERT, {(void*)opt_bitexact}, "only use bit exact algorithms (for codec testing)" },
{ "re", OPT_BOOL | OPT_EXPERT, {(void*)&rate_emu}, "read input at native frame rate", "" },
{ "loop", OPT_BOOL | OPT_EXPERT, {(void*)&loop_input}, "loop (current only works with images)" },
{ "loop_output", HAS_ARG | OPT_INT | OPT_EXPERT, {(void*)&loop_output}, "number of times to loop output in formats that support looping (0 loops forever)", "" },
{ "vcodec", HAS_ARG | OPT_VIDEO, {(void*)opt_video_codec}, "force video codec ('copy' to copy stream)", "codec" },
{ "me", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_motion_estimation}, "set motion estimation method",
"method" },
- { "dct_algo", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_dct_algo}, "set dct algo", "algo" },
- { "idct_algo", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_idct_algo}, "set idct algo", "algo" },
{ "me_threshold", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_me_threshold}, "motion estimaton threshold", "" },
{ "mb_threshold", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_mb_threshold}, "macroblock threshold", "" },
{ "er", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_error_resilience}, "set error resilience", "n" },
{ "scplx_mask", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_scplx_mask}, "spatial complexity masking", "" },
{ "tcplx_mask", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_tcplx_mask}, "temporal complexity masking", "" },
{ "p_mask", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_p_mask}, "inter masking", "" },
- { "4mv", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&use_4mv}, "use four motion vector by macroblock (MPEG4)" },
- { "obmc", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&use_obmc}, "use overlapped block motion compensation (h263+)" },
- { "lf", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&use_loop}, "use loop filter (h263+)" },
- { "part", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&use_part}, "use data partitioning (MPEG4)" },
{ "bug", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_workaround_bugs}, "workaround not auto detected encoder bugs", "param" },
{ "ps", HAS_ARG | OPT_EXPERT, {(void*)opt_packet_size}, "set packet size in bits", "size" },
{ "error", HAS_ARG | OPT_EXPERT, {(void*)opt_error_rate}, "error rate", "rate" },
{ "passlogfile", HAS_ARG | OPT_STRING | OPT_VIDEO, {(void*)&pass_logfilename}, "select two pass log file name", "file" },
{ "deinterlace", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&do_deinterlace},
"deinterlace pictures" },
- { "ildct", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&do_interlace_dct},
- "force interlaced dct support in encoder (MPEG2/MPEG4)" },
- { "ilme", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&do_interlace_me},
- "force interlaced me support in encoder (MPEG2/MPEG4)" },
{ "psnr", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&do_psnr}, "calculate PSNR of compressed frames" },
{ "vstats", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&do_vstats}, "dump video coding statistics to file" },
{ "vhook", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)add_frame_hooker}, "insert video processing module", "module" },
- { "aic", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&use_aic}, "enable Advanced intra coding (h263+)" },
- { "aiv", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&use_aiv}, "enable Alternative inter vlc (h263+)" },
- { "umv", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&use_umv}, "enable Unlimited Motion Vector (h263+)" },
- { "ssm", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&use_ss}, "enable Slice Structured mode (h263+)" },
- { "alt", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&use_alt_scan}, "enable alternate scantable (MPEG2/MPEG4)" },
- { "qprd", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&use_qprd}, "" },
- { "cbp", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&use_cbprd}, "" },
- { "trell", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&use_trell}, "enable trellis quantization" },
- { "mv0", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&use_mv0}, "try to encode each MB with MV=<0,0> and choose the better one (has no effect if mbd=0)" },
- { "naq", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&do_normalize_aqp}, "normalize adaptive quantization" },
- { "cgop", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&closed_gop}, "closed gop" },
- { "sgop", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&strict_gop}, "strict gop" },
- { "noout", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&no_output}, "skip bitstream encoding" },
- { "scan_offset", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&use_scan_offset}, "enable SVCD Scan Offset placeholder" },
- { "qpel", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, {(void*)&use_qpel}, "enable 1/4-pel" },
{ "intra_matrix", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_intra_matrix}, "specify intra matrix coeffs", "matrix" },
{ "inter_matrix", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_inter_matrix}, "specify inter matrix coeffs", "matrix" },
{ "top", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_top_field_first}, "top=1/bottom=0/auto=-1 field first", "" },
{ "coder", OPT_INT | HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)&coder}, "coder type", "" },
{ "context", OPT_INT | HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)&context}, "context model", "" },
{ "pred", OPT_INT | HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)&predictor}, "prediction method", "" },
- { "vprofile", OPT_INT | HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)&video_profile}, "profile", "" },
- { "vlevel", OPT_INT | HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)&video_level}, "level", "" },
{ "nssew", OPT_INT | HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)&nsse_weight}, "weight", "" },
- { "subq", OPT_INT | HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)&subpel_quality}, "", "" },
{ "mepc", OPT_INT | HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)&me_penalty_compensation}, "motion estimation bitrate penalty compensation", "factor (1.0 = 256)" },
- { "lowres", OPT_INT | HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)&lowres}, "", "" },
{ "vtag", HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)opt_video_tag}, "force video tag/fourcc", "fourcc/tag" },
{ "skip_threshold", OPT_INT | HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)&frame_skip_threshold}, "frame skip threshold", "threshold" },
{ "skip_factor", OPT_INT | HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)&frame_skip_factor}, "frame skip factor", "factor" },
{ "skip_exp", OPT_INT | HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)&frame_skip_exp}, "frame skip exponent", "exponent" },
{ "skip_cmp", OPT_INT | HAS_ARG | OPT_EXPERT | OPT_VIDEO, {(void*)&frame_skip_cmp}, "frame skip compare function", "compare function" },
- { "gray", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, { (void *)&gray_only }, "encode/decode grayscale" },
{ "newvideo", OPT_VIDEO, {(void*)opt_new_video_stream}, "add a new video stream to the current output stream" },
{ "genpts", OPT_BOOL | OPT_EXPERT | OPT_VIDEO, { (void *)&genpts }, "generate pts" },
static AVOption options[]={
{"bit_rate", NULL, OFFSET(bit_rate), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|A|E},
{"bit_rate_tolerance", NULL, OFFSET(bit_rate_tolerance), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E},
-{"flags", NULL, OFFSET(flags), FF_OPT_TYPE_FLAGS, DEFAULT, INT_MIN, INT_MAX, V|E, "flags"},
-{"MV4", NULL, 0, FF_OPT_TYPE_CONST, CODEC_FLAG_4MV, INT_MIN, INT_MAX, V|E, "flags"},
-{"OBMC", NULL, 0, FF_OPT_TYPE_CONST, CODEC_FLAG_OBMC, INT_MIN, INT_MAX, V|E, "flags"},
-{"QPEL", NULL, 0, FF_OPT_TYPE_CONST, CODEC_FLAG_QPEL, INT_MIN, INT_MAX, V|E, "flags"},
+{"flags", NULL, OFFSET(flags), FF_OPT_TYPE_FLAGS, DEFAULT, INT_MIN, INT_MAX, V|A|E|D, "flags"},
+{"MV4", "use four motion vector by macroblock (MPEG4)", 0, FF_OPT_TYPE_CONST, CODEC_FLAG_4MV, INT_MIN, INT_MAX, V|E, "flags"},
+{"OBMC", "use overlapped block motion compensation (h263+)", 0, FF_OPT_TYPE_CONST, CODEC_FLAG_OBMC, INT_MIN, INT_MAX, V|E, "flags"},
+{"QPEL", "use 1/4 pel motion compensation", 0, FF_OPT_TYPE_CONST, CODEC_FLAG_QPEL, INT_MIN, INT_MAX, V|E, "flags"},
+{"LOOP", "use loop filter", 0, FF_OPT_TYPE_CONST, CODEC_FLAG_LOOP_FILTER, INT_MIN, INT_MAX, V|E, "flags"},
+{"QSCALE", "use fixed qscale", 0, FF_OPT_TYPE_CONST, CODEC_FLAG_QSCALE, INT_MIN, INT_MAX, 0, "flags"},
+{"GMC", "use GMC", 0, FF_OPT_TYPE_CONST, CODEC_FLAG_GMC, INT_MIN, INT_MAX, V|E, "flags"},
+{"MV0", "always try a MB with MV=<0,0>", 0, FF_OPT_TYPE_CONST, CODEC_FLAG_MV0, INT_MIN, INT_MAX, V|E, "flags"},
+{"PART", "use data partitioning", 0, FF_OPT_TYPE_CONST, CODEC_FLAG_PART, INT_MIN, INT_MAX, V|E, "flags"},
+{"INPUT_PRESERVED", NULL, 0, FF_OPT_TYPE_CONST, CODEC_FLAG_INPUT_PRESERVED, INT_MIN, INT_MAX, 0, "flags"},
+{"PASS1", "use internal 2pass ratecontrol in first pass mode", 0, FF_OPT_TYPE_CONST, CODEC_FLAG_PASS1, INT_MIN, INT_MAX, 0, "flags"},
+{"PASS2", "use internal 2pass ratecontrol in second pass mode", 0, FF_OPT_TYPE_CONST, CODEC_FLAG_PASS2, INT_MIN, INT_MAX, 0, "flags"},
+{"EXTERN_HUFF", "use external huffman table (for mjpeg)", 0, FF_OPT_TYPE_CONST, CODEC_FLAG_EXTERN_HUFF, INT_MIN, INT_MAX, 0, "flags"},
+{"GRAY", "only decode/encode grayscale", 0, FF_OPT_TYPE_CONST, CODEC_FLAG_GRAY, INT_MIN, INT_MAX, V|E|D, "flags"},
+{"EMU_EDGE", "don't draw edges", 0, FF_OPT_TYPE_CONST, CODEC_FLAG_EMU_EDGE, INT_MIN, INT_MAX, 0, "flags"},
+{"PSNR", "error[?] variables will be set during encoding", 0, FF_OPT_TYPE_CONST, CODEC_FLAG_PSNR, INT_MIN, INT_MAX, V|E, "flags"},
+{"TRUNCATED", NULL, 0, FF_OPT_TYPE_CONST, CODEC_FLAG_TRUNCATED, INT_MIN, INT_MAX, 0, "flags"},
+{"NAQ", "normalize adaptive quantization", 0, FF_OPT_TYPE_CONST, CODEC_FLAG_NORMALIZE_AQP, INT_MIN, INT_MAX, V|E, "flags"},
+{"ILDCT", "use interlaced dct", 0, FF_OPT_TYPE_CONST, CODEC_FLAG_INTERLACED_DCT, INT_MIN, INT_MAX, V|E, "flags"},
+{"LOW_DELAY", "force low delay", 0, FF_OPT_TYPE_CONST, CODEC_FLAG_LOW_DELAY, INT_MIN, INT_MAX, V|D, "flags"},
+{"ALT", "enable alternate scantable (MPEG2/MPEG4)", 0, FF_OPT_TYPE_CONST, CODEC_FLAG_ALT_SCAN, INT_MIN, INT_MAX, V|E, "flags"},
+{"TRELL", "use trellis quantization", 0, FF_OPT_TYPE_CONST, CODEC_FLAG_TRELLIS_QUANT, INT_MIN, INT_MAX, V|E, "flags"},
+{"GLOBAL_HEADER", "place global headers in extradata instead of every keyframe", 0, FF_OPT_TYPE_CONST, CODEC_FLAG_GLOBAL_HEADER, INT_MIN, INT_MAX, 0, "flags"},
+{"BITEXACT", "use only bitexact stuff (except (i)dct)", 0, FF_OPT_TYPE_CONST, CODEC_FLAG_BITEXACT, INT_MIN, INT_MAX, A|V|S|D|E, "flags"},
+{"AIC", "H263 Advanced intra coding / MPEG4 AC prediction", 0, FF_OPT_TYPE_CONST, CODEC_FLAG_AC_PRED, INT_MIN, INT_MAX, V|E, "flags"},
+{"UMV", "use unlimited motion vectors", 0, FF_OPT_TYPE_CONST, CODEC_FLAG_H263P_UMV, INT_MIN, INT_MAX, V|E, "flags"},
+{"CBP", "use rate distortion optimization for cbp", 0, FF_OPT_TYPE_CONST, CODEC_FLAG_CBP_RD, INT_MIN, INT_MAX, V|E, "flags"},
+{"QPRD", "use rate distortion optimization for qp selectioon", 0, FF_OPT_TYPE_CONST, CODEC_FLAG_QP_RD, INT_MIN, INT_MAX, V|E, "flags"},
+{"AIV", "H263 Alternative inter vlc", 0, FF_OPT_TYPE_CONST, CODEC_FLAG_H263P_AIV, INT_MIN, INT_MAX, V|E, "flags"},
+{"SLICE", NULL, 0, FF_OPT_TYPE_CONST, CODEC_FLAG_H263P_SLICE_STRUCT, INT_MIN, INT_MAX, V|E, "flags"},
+{"ILME", "interlaced motion estimation", 0, FF_OPT_TYPE_CONST, CODEC_FLAG_INTERLACED_ME, INT_MIN, INT_MAX, V|E, "flags"},
+{"SCAN_OFFSET", "will reserve space for SVCD scan offset user data", 0, FF_OPT_TYPE_CONST, CODEC_FLAG_SVCD_SCAN_OFFSET, INT_MIN, INT_MAX, V|E, "flags"},
+{"CGOP", NULL, 0, FF_OPT_TYPE_CONST, CODEC_FLAG_CLOSED_GOP, INT_MIN, INT_MAX, V|E, "flags"},
+{"FAST", "allow non spec compliant speedup tricks", 0, FF_OPT_TYPE_CONST, CODEC_FLAG2_FAST, INT_MIN, INT_MAX, V|E, "flags2"},
+{"SGOP", "strictly enforce GOP size", 0, FF_OPT_TYPE_CONST, CODEC_FLAG2_STRICT_GOP, INT_MIN, INT_MAX, V|E, "flags2"},
+{"NOOUT", "skip bitstream encoding", 0, FF_OPT_TYPE_CONST, CODEC_FLAG2_NO_OUTPUT, INT_MIN, INT_MAX, V|E, "flags2"},
+{"LOCAL_HEADER", "place global headers at every keyframe instead of in extradata", 0, FF_OPT_TYPE_CONST, CODEC_FLAG2_LOCAL_HEADER, INT_MIN, INT_MAX, V|E, "flags2"},
{"sub_id", NULL, OFFSET(sub_id), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX},
{"me_method", NULL, OFFSET(me_method), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E, "me_method"},
{"extradata_size", NULL, OFFSET(extradata_size), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX},
{"i_quant_factor", NULL, OFFSET(i_quant_factor), FF_OPT_TYPE_FLOAT, DEFAULT, FLT_MIN, FLT_MAX, V|E},
{"i_quant_offset", NULL, OFFSET(i_quant_offset), FF_OPT_TYPE_FLOAT, DEFAULT, FLT_MIN, FLT_MAX, V|E},
{"rc_initial_cplx", NULL, OFFSET(rc_initial_cplx), FF_OPT_TYPE_FLOAT, DEFAULT, FLT_MIN, FLT_MAX, V|E},
-{"dct_algo", NULL, OFFSET(dct_algo), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E},
+{"dct", NULL, OFFSET(dct_algo), FF_OPT_TYPE_INT, DEFAULT, 0, INT_MAX, V|E, "dct"},
+{"AUTO", NULL, 0, FF_OPT_TYPE_CONST, FF_DCT_AUTO, INT_MIN, INT_MAX, V|E, "dct"},
+{"FASTINT", NULL, 0, FF_OPT_TYPE_CONST, FF_DCT_FASTINT, INT_MIN, INT_MAX, V|E, "dct"},
+{"INT", NULL, 0, FF_OPT_TYPE_CONST, FF_DCT_INT, INT_MIN, INT_MAX, V|E, "dct"},
+{"MMX", NULL, 0, FF_OPT_TYPE_CONST, FF_DCT_MMX, INT_MIN, INT_MAX, V|E, "dct"},
+{"MLIB", NULL, 0, FF_OPT_TYPE_CONST, FF_DCT_MLIB, INT_MIN, INT_MAX, V|E, "dct"},
+{"ALTIVEC", NULL, 0, FF_OPT_TYPE_CONST, FF_DCT_ALTIVEC, INT_MIN, INT_MAX, V|E, "dct"},
+{"FAAN", NULL, 0, FF_OPT_TYPE_CONST, FF_DCT_FAAN, INT_MIN, INT_MAX, V|E, "dct"},
{"lumi_mask", NULL, OFFSET(lumi_masking), FF_OPT_TYPE_FLOAT, DEFAULT, FLT_MIN, FLT_MAX, V|E},
{"tcplx_mask", NULL, OFFSET(temporal_cplx_masking), FF_OPT_TYPE_FLOAT, DEFAULT, FLT_MIN, FLT_MAX, V|E},
{"scplx_mask", NULL, OFFSET(spatial_cplx_masking), FF_OPT_TYPE_FLOAT, DEFAULT, FLT_MIN, FLT_MAX, V|E},
{"p_mask", NULL, OFFSET(p_masking), FF_OPT_TYPE_FLOAT, DEFAULT, FLT_MIN, FLT_MAX, V|E},
{"dark_mask", NULL, OFFSET(dark_masking), FF_OPT_TYPE_FLOAT, DEFAULT, FLT_MIN, FLT_MAX, V|E},
{"unused", NULL, OFFSET(unused), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX},
-{"idct_algo", NULL, OFFSET(idct_algo), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E|D},
+{"idct", NULL, OFFSET(idct_algo), FF_OPT_TYPE_INT, DEFAULT, 0, INT_MAX, V|E|D, "idct"},
+{"AUTO", NULL, 0, FF_OPT_TYPE_CONST, FF_IDCT_AUTO, INT_MIN, INT_MAX, V|E|D, "idct"},
+{"INT", NULL, 0, FF_OPT_TYPE_CONST, FF_IDCT_INT, INT_MIN, INT_MAX, V|E|D, "idct"},
+{"SIMPLE", NULL, 0, FF_OPT_TYPE_CONST, FF_IDCT_SIMPLE, INT_MIN, INT_MAX, V|E|D, "idct"},
+{"SIMPLEMMX", NULL, 0, FF_OPT_TYPE_CONST, FF_IDCT_SIMPLEMMX, INT_MIN, INT_MAX, V|E|D, "idct"},
+{"LIBMPEG2MMX", NULL, 0, FF_OPT_TYPE_CONST, FF_IDCT_LIBMPEG2MMX, INT_MIN, INT_MAX, V|E|D, "idct"},
+{"PS2", NULL, 0, FF_OPT_TYPE_CONST, FF_IDCT_PS2, INT_MIN, INT_MAX, V|E|D, "idct"},
+{"MLIB", NULL, 0, FF_OPT_TYPE_CONST, FF_IDCT_MLIB, INT_MIN, INT_MAX, V|E|D, "idct"},
+{"ARM", NULL, 0, FF_OPT_TYPE_CONST, FF_IDCT_ARM, INT_MIN, INT_MAX, V|E|D, "idct"},
+{"ALTIVEC", NULL, 0, FF_OPT_TYPE_CONST, FF_IDCT_ALTIVEC, INT_MIN, INT_MAX, V|E|D, "idct"},
+{"SH4", NULL, 0, FF_OPT_TYPE_CONST, FF_IDCT_SH4, INT_MIN, INT_MAX, V|E|D, "idct"},
+{"SIMPLEARM", NULL, 0, FF_OPT_TYPE_CONST, FF_IDCT_SIMPLEARM, INT_MIN, INT_MAX, V|E|D, "idct"},
+{"H264", NULL, 0, FF_OPT_TYPE_CONST, FF_IDCT_H264, INT_MIN, INT_MAX, V|E|D, "idct"},
+{"VP3", NULL, 0, FF_OPT_TYPE_CONST, FF_IDCT_VP3, INT_MIN, INT_MAX, V|E|D, "idct"},
+{"IPP", NULL, 0, FF_OPT_TYPE_CONST, FF_IDCT_IPP, INT_MIN, INT_MAX, V|E|D, "idct"},
+{"XVIDMMX", NULL, 0, FF_OPT_TYPE_CONST, FF_IDCT_XVIDMMX, INT_MIN, INT_MAX, V|E|D, "idct"},
{"slice_count", NULL, OFFSET(slice_count), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX},
-{"error_concealment", NULL, OFFSET(error_concealment), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|D},
+{"ec", NULL, OFFSET(error_concealment), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|D},
{"bits_per_sample", NULL, OFFSET(bits_per_sample), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX},
{"prediction_method", NULL, OFFSET(prediction_method), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E},
-{"aspect", NULL, OFFSET(sample_aspect_ratio), FF_OPT_TYPE_RATIONAL, DEFAULT, INT_MIN, INT_MAX, V|E},
-{"debug", NULL, OFFSET(debug), FF_OPT_TYPE_FLAGS, DEFAULT, INT_MIN, INT_MAX, V|A|S|E|D, "debug"},
-{"PICT", NULL, 0, FF_OPT_TYPE_CONST, FF_DEBUG_PICT_INFO, INT_MIN, INT_MAX, V|E, "debug"},
-{"debug_mv", NULL, OFFSET(debug_mv), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|D},
+{"aspect", NULL, OFFSET(sample_aspect_ratio), FF_OPT_TYPE_RATIONAL, DEFAULT, 0, 10, V|E},
+{"debug", "print specific debug info", OFFSET(debug), FF_OPT_TYPE_FLAGS, DEFAULT, 0, INT_MAX, V|A|S|E|D, "debug"},
+{"PICT", NULL, 0, FF_OPT_TYPE_CONST, FF_DEBUG_PICT_INFO, INT_MIN, INT_MAX, V|D, "debug"},
+{"RC", NULL, 0, FF_OPT_TYPE_CONST, FF_DEBUG_RC, INT_MIN, INT_MAX, V|E, "debug"},
+{"BITSTREAM", NULL, 0, FF_OPT_TYPE_CONST, FF_DEBUG_BITSTREAM, INT_MIN, INT_MAX, V|D, "debug"},
+{"MB_TYPE", NULL, 0, FF_OPT_TYPE_CONST, FF_DEBUG_MB_TYPE, INT_MIN, INT_MAX, V|D, "debug"},
+{"QP", NULL, 0, FF_OPT_TYPE_CONST, FF_DEBUG_QP, INT_MIN, INT_MAX, V|D, "debug"},
+{"MV", NULL, 0, FF_OPT_TYPE_CONST, FF_DEBUG_MV, INT_MIN, INT_MAX, V|D, "debug"},
+{"DCT_COEFF", NULL, 0, FF_OPT_TYPE_CONST, FF_DEBUG_DCT_COEFF, INT_MIN, INT_MAX, V|D, "debug"},
+{"SKIP", NULL, 0, FF_OPT_TYPE_CONST, FF_DEBUG_SKIP, INT_MIN, INT_MAX, V|D, "debug"},
+{"STARTCODE", NULL, 0, FF_OPT_TYPE_CONST, FF_DEBUG_STARTCODE, INT_MIN, INT_MAX, V|D, "debug"},
+{"PTS", NULL, 0, FF_OPT_TYPE_CONST, FF_DEBUG_PTS, INT_MIN, INT_MAX, V|D, "debug"},
+{"ER", NULL, 0, FF_OPT_TYPE_CONST, FF_DEBUG_ER, INT_MIN, INT_MAX, V|D, "debug"},
+{"MMCO", NULL, 0, FF_OPT_TYPE_CONST, FF_DEBUG_MMCO, INT_MIN, INT_MAX, V|D, "debug"},
+{"BUGS", NULL, 0, FF_OPT_TYPE_CONST, FF_DEBUG_BUGS, INT_MIN, INT_MAX, V|D, "debug"},
+{"VIS_QP", NULL, 0, FF_OPT_TYPE_CONST, FF_DEBUG_VIS_QP, INT_MIN, INT_MAX, V|D, "debug"},
+{"VIS_MB_TYPE", NULL, 0, FF_OPT_TYPE_CONST, FF_DEBUG_VIS_MB_TYPE, INT_MIN, INT_MAX, V|D, "debug"},
+{"vismv", "visualize motion vectors", OFFSET(debug_mv), FF_OPT_TYPE_INT, DEFAULT, 0, INT_MAX, V|D, "debug_mv"},
+{"PF", NULL, 0, FF_OPT_TYPE_CONST, FF_DEBUG_VIS_MV_P_FOR, INT_MIN, INT_MAX, V|D, "debug_mv"},
+{"BF", NULL, 0, FF_OPT_TYPE_CONST, FF_DEBUG_VIS_MV_B_FOR, INT_MIN, INT_MAX, V|D, "debug_mv"},
+{"BB", NULL, 0, FF_OPT_TYPE_CONST, FF_DEBUG_VIS_MV_B_BACK, INT_MIN, INT_MAX, V|D, "debug_mv"},
{"mb_qmin", NULL, OFFSET(mb_qmin), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E},
{"mb_qmax", NULL, OFFSET(mb_qmax), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E},
-{"me_cmp", NULL, OFFSET(me_cmp), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E},
-{"me_sub_cmp", NULL, OFFSET(me_sub_cmp), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E},
-{"mb_cmp", NULL, OFFSET(mb_cmp), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E},
-{"ildct_cmp", NULL, OFFSET(ildct_cmp), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E},
-{"dia_size", NULL, OFFSET(dia_size), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E},
+{"cmp", NULL, OFFSET(me_cmp), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E, "cmp_func"},
+{"subcmp", NULL, OFFSET(me_sub_cmp), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E, "cmp_func"},
+{"mbcmp", NULL, OFFSET(mb_cmp), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E, "cmp_func"},
+{"ildctcmp", NULL, OFFSET(ildct_cmp), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E, "cmp_func"},
+{"dia_size", NULL, OFFSET(dia_size), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E, "cmp_func"},
{"last_pred", NULL, OFFSET(last_predictor_count), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E},
-{"pre_me", NULL, OFFSET(pre_me), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E},
-{"me_pre_cmp", NULL, OFFSET(me_pre_cmp), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E},
+{"preme", NULL, OFFSET(pre_me), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E},
+{"me_pre_cmp", NULL, OFFSET(me_pre_cmp), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E, "cmp_func"},
{"pre_dia_size", NULL, OFFSET(pre_dia_size), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E},
-{"me_subpel_quality", NULL, OFFSET(me_subpel_quality), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E},
+{"subq", NULL, OFFSET(me_subpel_quality), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E},
{"dtg_active_format", NULL, OFFSET(dtg_active_format), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX},
{"me_range", NULL, OFFSET(me_range), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E},
{"ibias", NULL, OFFSET(intra_quant_bias), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E},
{"mb_decision", NULL, OFFSET(mb_decision), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E},
{"stream_codec_tag", NULL, OFFSET(stream_codec_tag), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX},
{"sc_threshold", NULL, OFFSET(scenechange_threshold), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E},
-{"lmin", NULL, OFFSET(lmin), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E},
-{"lmax", NULL, OFFSET(lmax), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E},
+{"lmin", "min lagrange factor", OFFSET(lmin), FF_OPT_TYPE_INT, 2*FF_QP2LAMBDA, 0, INT_MAX, V|E},
+{"lmax", "max lagrange factor", OFFSET(lmax), FF_OPT_TYPE_INT, 31*FF_QP2LAMBDA, 0, INT_MAX, V|E},
{"noise_reduction", NULL, OFFSET(noise_reduction), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E},
{"rc_init_occupancy", NULL, OFFSET(rc_initial_buffer_occupancy), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E},
{"inter_threshold", NULL, OFFSET(inter_threshold), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E},
{"flags2", NULL, OFFSET(flags2), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX},
{"error_rate", NULL, OFFSET(error_rate), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX},
{"antialias_algo", NULL, OFFSET(antialias_algo), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX},
-{"quantizer_noise_shaping", NULL, OFFSET(quantizer_noise_shaping), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E},
+{"qns", NULL, OFFSET(quantizer_noise_shaping), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E},
{"thread_count", NULL, OFFSET(thread_count), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E|D},
-{"me_threshold", NULL, OFFSET(me_threshold), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX},
+{"me_threshold", "motion estimaton threshold", OFFSET(me_threshold), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX},
{"mb_threshold", NULL, OFFSET(mb_threshold), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX},
{"dc", NULL, OFFSET(intra_dc_precision), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E},
{"nsse_weight", NULL, OFFSET(nsse_weight), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E},
{"skip_top", NULL, OFFSET(skip_top), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|D},
{"skip_bottom", NULL, OFFSET(skip_bottom), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|D},
-{"profile", NULL, OFFSET(profile), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|A|E},
-{"level", NULL, OFFSET(level), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|A|E},
-{"lowres", NULL, OFFSET(lowres), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|D},
+{"profile", NULL, OFFSET(profile), FF_OPT_TYPE_INT, FF_PROFILE_UNKNOWN, INT_MIN, INT_MAX, V|A|E},
+{"level", NULL, OFFSET(level), FF_OPT_TYPE_INT, FF_LEVEL_UNKNOWN, INT_MIN, INT_MAX, V|A|E},
+{"lowres", NULL, OFFSET(lowres), FF_OPT_TYPE_INT, 0, 0, INT_MAX, V|D},
{"frame_skip_threshold", NULL, OFFSET(frame_skip_threshold), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E},
{"frame_skip_factor", NULL, OFFSET(frame_skip_factor), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E},
{"frame_skip_exp", NULL, OFFSET(frame_skip_exp), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E},