diff options
author | Michael Niedermayer | 2005-09-12 10:23:52 +0000 |
---|---|---|
committer | Michael Niedermayer | 2005-09-12 10:23:52 +0000 |
commit | 637b5326f3441b53e2f1004085c4d570ba2d7758 (patch) | |
tree | c4aa46543c6451b669d811a9ffa60331880c8307 /ffmpeg.c | |
parent | a1689e2f19957c45b6f2b2fc0063b304826a8887 (diff) |
convert some options in ffmpeg.c to AVOptions
Originally committed as revision 4586 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'ffmpeg.c')
-rw-r--r-- | ffmpeg.c | 222 |
1 files changed, 37 insertions, 185 deletions
@@ -66,6 +66,7 @@ extern const OptionDef options[]; static void show_help(void); static void show_license(void); +static int opt_default(const char *opt, const char *arg); #define MAX_FILES 20 @@ -154,61 +155,31 @@ static float dark_mask = 0; 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; @@ -246,7 +217,6 @@ static int do_pkt_dump = 0; 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; @@ -983,7 +953,7 @@ static void do_video_out(AVFormatContext *s, /* 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 @@ -2289,16 +2259,6 @@ static void opt_workaround_bugs(const char *arg) 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); @@ -2319,17 +2279,6 @@ static void opt_error_concealment(const char *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); @@ -3059,6 +3008,7 @@ static void opt_input_file(const char *filename) /* 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) @@ -3067,6 +3017,12 @@ static void opt_input_file(const char *filename) 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; @@ -3074,6 +3030,12 @@ static void opt_input_file(const char *filename) 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; @@ -3083,17 +3045,9 @@ static void opt_input_file(const char *filename) 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) { @@ -3200,10 +3154,14 @@ static void new_video_stream(AVFormatContext *oc) 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; @@ -3278,9 +3236,6 @@ static void new_video_stream(AVFormatContext *oc) 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; @@ -3295,78 +3250,11 @@ static void new_video_stream(AVFormatContext *oc) 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; @@ -3378,8 +3266,6 @@ static void new_video_stream(AVFormatContext *oc) 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; @@ -3420,8 +3306,6 @@ static void new_video_stream(AVFormatContext *oc) 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; @@ -3433,10 +3317,7 @@ static void new_video_stream(AVFormatContext *oc) 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; @@ -3491,8 +3372,10 @@ static void new_audio_stream(AVFormatContext *oc) 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; @@ -3864,13 +3747,6 @@ static int64_t getutime(void) 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; @@ -4139,7 +4015,8 @@ static void opt_target(const char *arg) 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; @@ -4196,11 +4073,19 @@ static int opt_default(const char *opt, const char *arg){ 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; } @@ -4225,15 +4110,12 @@ const OptionDef options[] = { { "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)", "" }, @@ -4296,8 +4178,6 @@ const OptionDef options[] = { { "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" }, @@ -4316,10 +4196,6 @@ const OptionDef options[] = { { "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" }, @@ -4330,28 +4206,9 @@ const OptionDef options[] = { { "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", "" }, @@ -4363,18 +4220,13 @@ const OptionDef options[] = { { "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" }, |