X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=libavcodec%2Futils.c;h=1236fcf7642d4f3afa54071e1d90ff45dc9e58e3;hb=f988ce6cad8a98af1eaf260fb6995deac65542e5;hp=fa5bf1a894d9a67ce2a7dcefb70a0d8a11a02b4d;hpb=79de84f2634e60470183b9b314ecb7ed2264cc4c;p=ffmpeg diff --git a/libavcodec/utils.c b/libavcodec/utils.c index fa5bf1a894d..1236fcf7642 100644 --- a/libavcodec/utils.c +++ b/libavcodec/utils.c @@ -1,6 +1,6 @@ /* * utils for libavcodec - * Copyright (c) 2001 Fabrice Bellard. + * Copyright (c) 2001 Fabrice Bellard * Copyright (c) 2002-2004 Michael Niedermayer * * This file is part of FFmpeg. @@ -21,13 +21,14 @@ */ /** - * @file utils.c + * @file libavcodec/utils.c * utils. */ /* needed for mkstemp() */ -#define _XOPEN_SOURCE 500 +#define _XOPEN_SOURCE 600 +#include "libavutil/avstring.h" #include "libavutil/integer.h" #include "libavutil/crc.h" #include "avcodec.h" @@ -35,11 +36,12 @@ #include "opt.h" #include "imgconvert.h" #include "audioconvert.h" +#include "internal.h" #include #include #include #include -#if !defined(HAVE_MKSTEMP) +#if !HAVE_MKSTEMP #include #endif @@ -63,6 +65,8 @@ const uint8_t ff_reverse[256]={ }; static int volatile entangled_thread_counter=0; +int (*ff_lockmgr_cb)(void **mutex, enum AVLockOp op); +static void *codec_mutex; void *av_fast_realloc(void *ptr, unsigned int *size, unsigned int min_size) { @@ -78,23 +82,42 @@ void *av_fast_realloc(void *ptr, unsigned int *size, unsigned int min_size) return ptr; } +void av_fast_malloc(void *ptr, unsigned int *size, unsigned int min_size) +{ + void **p = ptr; + if (min_size < *size) + return; + *size= FFMAX(17*min_size/16 + 32, min_size); + av_free(*p); + *p = av_malloc(*size); + if (!*p) *size = 0; +} + /* encoder management */ -AVCodec *first_avcodec = NULL; +static AVCodec *first_avcodec = NULL; AVCodec *av_codec_next(AVCodec *c){ if(c) return c->next; else return first_avcodec; } -void register_avcodec(AVCodec *format) +void avcodec_register(AVCodec *codec) { AVCodec **p; + avcodec_init(); p = &first_avcodec; while (*p != NULL) p = &(*p)->next; - *p = format; - format->next = NULL; + *p = codec; + codec->next = NULL; } +#if LIBAVCODEC_VERSION_MAJOR < 53 +void register_avcodec(AVCodec *codec) +{ + avcodec_register(codec); +} +#endif + void avcodec_set_dimensions(AVCodecContext *s, int width, int height){ s->coded_width = width; s->coded_height= height; @@ -113,8 +136,6 @@ typedef struct InternalBuffer{ #define INTERNAL_BUFFER_SIZE 32 -#define ALIGN(x, a) (((x)+(a)-1)&~((a)-1)) - void avcodec_align_dimensions(AVCodecContext *s, int *width, int *height){ int w_align= 1; int h_align= 1; @@ -134,6 +155,8 @@ void avcodec_align_dimensions(AVCodecContext *s, int *width, int *height){ case PIX_FMT_YUVA420P: w_align= 16; //FIXME check for non mpeg style codecs and use less alignment h_align= 16; + if(s->codec_id == CODEC_ID_MPEG2VIDEO) + h_align= 32; // interlaced is rounded up to 2 MBs break; case PIX_FMT_YUV411P: case PIX_FMT_UYYVYY411: @@ -151,6 +174,8 @@ void avcodec_align_dimensions(AVCodecContext *s, int *width, int *height){ h_align=4; } case PIX_FMT_PAL8: + case PIX_FMT_BGR8: + case PIX_FMT_RGB8: if(s->codec_id == CODEC_ID_SMC){ w_align=4; h_align=4; @@ -168,12 +193,14 @@ void avcodec_align_dimensions(AVCodecContext *s, int *width, int *height){ break; } - *width = ALIGN(*width , w_align); - *height= ALIGN(*height, h_align); + *width = FFALIGN(*width , w_align); + *height= FFALIGN(*height, h_align); + if(s->codec_id == CODEC_ID_H264) + *height+=2; // some of the optimized chroma MC reads one line too much } int avcodec_check_dimensions(void *av_log_ctx, unsigned int w, unsigned int h){ - if((int)w>0 && (int)h>0 && (w+128)*(uint64_t)(h+128) < INT_MAX/4) + if((int)w>0 && (int)h>0 && (w+128)*(uint64_t)(h+128) < INT_MAX/8) return 0; av_log(av_log_ctx, AV_LOG_ERROR, "picture size invalid (%ux%u)\n", w, h); @@ -228,7 +255,9 @@ int avcodec_default_get_buffer(AVCodecContext *s, AVFrame *pic){ int h_chroma_shift, v_chroma_shift; int size[4] = {0}; int tmpsize; + int unaligned; AVPicture picture; + int stride_align[4]; avcodec_get_chroma_sub_sample(s->pix_fmt, &h_chroma_shift, &v_chroma_shift); @@ -238,14 +267,33 @@ int avcodec_default_get_buffer(AVCodecContext *s, AVFrame *pic){ w+= EDGE_WIDTH*2; h+= EDGE_WIDTH*2; } - avcodec_align_dimensions(s, &w, &h); - - ff_fill_linesize(&picture, s->pix_fmt, w); - for (i=0; i<4; i++) - picture.linesize[i] = ALIGN(picture.linesize[i], STRIDE_ALIGN); + do { + // NOTE: do not align linesizes individually, this breaks e.g. assumptions + // that linesize[0] == 2*linesize[1] in the MPEG-encoder for 4:2:2 + ff_fill_linesize(&picture, s->pix_fmt, w); + // increase alignment of w for next try (rhs gives the lowest bit set in w) + w += w & ~(w-1); + + unaligned = 0; + for (i=0; i<4; i++){ +//STRIDE_ALIGN is 8 for SSE* but this does not work for SVQ1 chroma planes +//we could change STRIDE_ALIGN to 16 for x86/sse but it would increase the +//picture size unneccessarily in some cases. The solution here is not +//pretty and better ideas are welcome! +#if HAVE_MMX + if(s->codec_id == CODEC_ID_SVQ1) + stride_align[i]= 16; + else +#endif + stride_align[i] = STRIDE_ALIGN; + unaligned |= picture.linesize[i] % stride_align[i]; + } + } while (unaligned); tmpsize = ff_fill_pointer(&picture, NULL, s->pix_fmt, h); + if (tmpsize < 0) + return -1; for (i=0; i<3 && picture.data[i+1]; i++) size[i] = picture.data[i+1] - picture.data[i]; @@ -265,12 +313,14 @@ int avcodec_default_get_buffer(AVCodecContext *s, AVFrame *pic){ if(buf->base[i]==NULL) return -1; memset(buf->base[i], 128, size[i]); - // no edge if EDEG EMU or not planar YUV, we check for PAL8 redundantly to protect against a exploitable bug regression ... - if((s->flags&CODEC_FLAG_EMU_EDGE) || (s->pix_fmt == PIX_FMT_PAL8) || !size[2]) + // no edge if EDEG EMU or not planar YUV + if((s->flags&CODEC_FLAG_EMU_EDGE) || !size[2]) buf->data[i] = buf->base[i]; else - buf->data[i] = buf->base[i] + ALIGN((buf->linesize[i]*EDGE_WIDTH>>v_shift) + (EDGE_WIDTH>>h_shift), STRIDE_ALIGN); + buf->data[i] = buf->base[i] + FFALIGN((buf->linesize[i]*EDGE_WIDTH>>v_shift) + (EDGE_WIDTH>>h_shift), stride_align[i]); } + if(size[1] && !size[2]) + ff_set_systematic_pal((uint32_t*)buf->data[1], s->pix_fmt); buf->width = s->width; buf->height = s->height; buf->pix_fmt= s->pix_fmt; @@ -354,447 +404,22 @@ int avcodec_default_reget_buffer(AVCodecContext *s, AVFrame *pic){ return 0; } -int avcodec_default_execute(AVCodecContext *c, int (*func)(AVCodecContext *c2, void *arg2),void **arg, int *ret, int count){ +int avcodec_default_execute(AVCodecContext *c, int (*func)(AVCodecContext *c2, void *arg2),void *arg, int *ret, int count, int size){ int i; for(i=0; icodec && avc->codec->name) - return avc->codec->name; - else - return "NULL"; -} - -#define OFFSET(x) offsetof(AVCodecContext,x) -#define DEFAULT 0 //should be NAN but it does not work as it is not a constant in glibc as required by ANSI/ISO C -//these names are too long to be readable -#define V AV_OPT_FLAG_VIDEO_PARAM -#define A AV_OPT_FLAG_AUDIO_PARAM -#define S AV_OPT_FLAG_SUBTITLE_PARAM -#define E AV_OPT_FLAG_ENCODING_PARAM -#define D AV_OPT_FLAG_DECODING_PARAM - -#define AV_CODEC_DEFAULT_BITRATE 200*1000 - -static const AVOption options[]={ -{"b", "set bitrate (in bits/s)", OFFSET(bit_rate), FF_OPT_TYPE_INT, AV_CODEC_DEFAULT_BITRATE, INT_MIN, INT_MAX, V|E}, -{"ab", "set bitrate (in bits/s)", OFFSET(bit_rate), FF_OPT_TYPE_INT, 64*1000, INT_MIN, INT_MAX, A|E}, -{"bt", "set video bitrate tolerance (in bits/s)", OFFSET(bit_rate_tolerance), FF_OPT_TYPE_INT, AV_CODEC_DEFAULT_BITRATE*20, 1, INT_MAX, V|E}, -{"flags", NULL, OFFSET(flags), FF_OPT_TYPE_FLAGS, DEFAULT, 0, UINT_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|E, "flags"}, -{"alt", "enable alternate scantable (mpeg2/mpeg4)", 0, FF_OPT_TYPE_CONST, CODEC_FLAG_ALT_SCAN, INT_MIN, INT_MAX, V|E, "flags"}, -#if LIBAVCODEC_VERSION_INT < ((52<<16)+(0<<8)+0) -{"trell", "use trellis quantization", 0, FF_OPT_TYPE_CONST, CODEC_FLAG_TRELLIS_QUANT, INT_MIN, INT_MAX, V|E, "flags"}, -#endif -{"global_header", "place global headers in extradata instead of every keyframe", 0, FF_OPT_TYPE_CONST, CODEC_FLAG_GLOBAL_HEADER, INT_MIN, INT_MAX, V|A|E, "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 selection", 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", "closed gop", 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", "set motion estimation method", OFFSET(me_method), FF_OPT_TYPE_INT, ME_EPZS, INT_MIN, INT_MAX, V|E, "me_method"}, -#if LIBAVCODEC_VERSION_INT < ((52<<16)+(0<<8)+0) -{"me", "set motion estimation method (deprecated, use me_method instead)", OFFSET(me_method), FF_OPT_TYPE_INT, ME_EPZS, INT_MIN, INT_MAX, V|E, "me_method"}, -#endif -{"zero", "zero motion estimation (fastest)", 0, FF_OPT_TYPE_CONST, ME_ZERO, INT_MIN, INT_MAX, V|E, "me_method" }, -{"full", "full motion estimation (slowest)", 0, FF_OPT_TYPE_CONST, ME_FULL, INT_MIN, INT_MAX, V|E, "me_method" }, -{"epzs", "EPZS motion estimation (default)", 0, FF_OPT_TYPE_CONST, ME_EPZS, INT_MIN, INT_MAX, V|E, "me_method" }, -{"esa", "esa motion estimation (alias for full)", 0, FF_OPT_TYPE_CONST, ME_FULL, INT_MIN, INT_MAX, V|E, "me_method" }, -{"tesa", "tesa motion estimation", 0, FF_OPT_TYPE_CONST, ME_TESA, INT_MIN, INT_MAX, V|E, "me_method" }, -{"dia", "dia motion estimation (alias for epzs)", 0, FF_OPT_TYPE_CONST, ME_EPZS, INT_MIN, INT_MAX, V|E, "me_method" }, -{"log", "log motion estimation", 0, FF_OPT_TYPE_CONST, ME_LOG, INT_MIN, INT_MAX, V|E, "me_method" }, -{"phods", "phods motion estimation", 0, FF_OPT_TYPE_CONST, ME_PHODS, INT_MIN, INT_MAX, V|E, "me_method" }, -{"x1", "X1 motion estimation", 0, FF_OPT_TYPE_CONST, ME_X1, INT_MIN, INT_MAX, V|E, "me_method" }, -{"hex", "hex motion estimation", 0, FF_OPT_TYPE_CONST, ME_HEX, INT_MIN, INT_MAX, V|E, "me_method" }, -{"umh", "umh motion estimation", 0, FF_OPT_TYPE_CONST, ME_UMH, INT_MIN, INT_MAX, V|E, "me_method" }, -{"iter", "iter motion estimation", 0, FF_OPT_TYPE_CONST, ME_ITER, INT_MIN, INT_MAX, V|E, "me_method" }, -{"extradata_size", NULL, OFFSET(extradata_size), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX}, -{"time_base", NULL, OFFSET(time_base), FF_OPT_TYPE_RATIONAL, DEFAULT, INT_MIN, INT_MAX}, -{"g", "set the group of picture size", OFFSET(gop_size), FF_OPT_TYPE_INT, 12, INT_MIN, INT_MAX, V|E}, -{"rate_emu", "frame rate emulation", OFFSET(rate_emu), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX}, -{"ar", "set audio sampling rate (in Hz)", OFFSET(sample_rate), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX}, -{"ac", "set number of audio channels", OFFSET(channels), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX}, -{"cutoff", "set cutoff bandwidth", OFFSET(cutoff), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, A|E}, -{"frame_size", NULL, OFFSET(frame_size), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, A|E}, -{"frame_number", NULL, OFFSET(frame_number), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX}, -{"real_pict_num", NULL, OFFSET(real_pict_num), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX}, -{"delay", NULL, OFFSET(delay), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX}, -{"qcomp", "video quantizer scale compression (VBR)", OFFSET(qcompress), FF_OPT_TYPE_FLOAT, 0.5, -FLT_MAX, FLT_MAX, V|E}, -{"qblur", "video quantizer scale blur (VBR)", OFFSET(qblur), FF_OPT_TYPE_FLOAT, 0.5, 0, FLT_MAX, V|E}, -{"qmin", "min video quantizer scale (VBR)", OFFSET(qmin), FF_OPT_TYPE_INT, 2, 1, 51, V|E}, -{"qmax", "max video quantizer scale (VBR)", OFFSET(qmax), FF_OPT_TYPE_INT, 31, 1, 51, V|E}, -{"qdiff", "max difference between the quantizer scale (VBR)", OFFSET(max_qdiff), FF_OPT_TYPE_INT, 3, INT_MIN, INT_MAX, V|E}, -{"bf", "use 'frames' B frames", OFFSET(max_b_frames), FF_OPT_TYPE_INT, DEFAULT, 0, FF_MAX_B_FRAMES, V|E}, -{"b_qfactor", "qp factor between p and b frames", OFFSET(b_quant_factor), FF_OPT_TYPE_FLOAT, 1.25, -FLT_MAX, FLT_MAX, V|E}, -{"rc_strategy", "ratecontrol method", OFFSET(rc_strategy), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E}, -{"b_strategy", "strategy to choose between I/P/B-frames", OFFSET(b_frame_strategy), FF_OPT_TYPE_INT, 0, INT_MIN, INT_MAX, V|E}, -{"hurry_up", NULL, OFFSET(hurry_up), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|D}, -#if LIBAVCODEC_VERSION_INT < ((52<<16)+(0<<8)+0) -{"rtp_mode", NULL, OFFSET(rtp_mode), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX}, -#endif -{"ps", "rtp payload size in bits", OFFSET(rtp_payload_size), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E}, -{"mv_bits", NULL, OFFSET(mv_bits), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX}, -{"header_bits", NULL, OFFSET(header_bits), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX}, -{"i_tex_bits", NULL, OFFSET(i_tex_bits), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX}, -{"p_tex_bits", NULL, OFFSET(p_tex_bits), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX}, -{"i_count", NULL, OFFSET(i_count), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX}, -{"p_count", NULL, OFFSET(p_count), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX}, -{"skip_count", NULL, OFFSET(skip_count), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX}, -{"misc_bits", NULL, OFFSET(misc_bits), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX}, -{"frame_bits", NULL, OFFSET(frame_bits), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX}, -{"codec_tag", NULL, OFFSET(codec_tag), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX}, -{"bug", "workaround not auto detected encoder bugs", OFFSET(workaround_bugs), FF_OPT_TYPE_FLAGS, FF_BUG_AUTODETECT, INT_MIN, INT_MAX, V|D, "bug"}, -{"autodetect", NULL, 0, FF_OPT_TYPE_CONST, FF_BUG_AUTODETECT, INT_MIN, INT_MAX, V|D, "bug"}, -{"old_msmpeg4", "some old lavc generated msmpeg4v3 files (no autodetection)", 0, FF_OPT_TYPE_CONST, FF_BUG_OLD_MSMPEG4, INT_MIN, INT_MAX, V|D, "bug"}, -{"xvid_ilace", "Xvid interlacing bug (autodetected if fourcc==XVIX)", 0, FF_OPT_TYPE_CONST, FF_BUG_XVID_ILACE, INT_MIN, INT_MAX, V|D, "bug"}, -{"ump4", "(autodetected if fourcc==UMP4)", 0, FF_OPT_TYPE_CONST, FF_BUG_UMP4, INT_MIN, INT_MAX, V|D, "bug"}, -{"no_padding", "padding bug (autodetected)", 0, FF_OPT_TYPE_CONST, FF_BUG_NO_PADDING, INT_MIN, INT_MAX, V|D, "bug"}, -{"amv", NULL, 0, FF_OPT_TYPE_CONST, FF_BUG_AMV, INT_MIN, INT_MAX, V|D, "bug"}, -{"ac_vlc", "illegal vlc bug (autodetected per fourcc)", 0, FF_OPT_TYPE_CONST, FF_BUG_AC_VLC, INT_MIN, INT_MAX, V|D, "bug"}, -{"qpel_chroma", NULL, 0, FF_OPT_TYPE_CONST, FF_BUG_QPEL_CHROMA, INT_MIN, INT_MAX, V|D, "bug"}, -{"std_qpel", "old standard qpel (autodetected per fourcc/version)", 0, FF_OPT_TYPE_CONST, FF_BUG_STD_QPEL, INT_MIN, INT_MAX, V|D, "bug"}, -{"qpel_chroma2", NULL, 0, FF_OPT_TYPE_CONST, FF_BUG_QPEL_CHROMA2, INT_MIN, INT_MAX, V|D, "bug"}, -{"direct_blocksize", "direct-qpel-blocksize bug (autodetected per fourcc/version)", 0, FF_OPT_TYPE_CONST, FF_BUG_DIRECT_BLOCKSIZE, INT_MIN, INT_MAX, V|D, "bug"}, -{"edge", "edge padding bug (autodetected per fourcc/version)", 0, FF_OPT_TYPE_CONST, FF_BUG_EDGE, INT_MIN, INT_MAX, V|D, "bug"}, -{"hpel_chroma", NULL, 0, FF_OPT_TYPE_CONST, FF_BUG_HPEL_CHROMA, INT_MIN, INT_MAX, V|D, "bug"}, -{"dc_clip", NULL, 0, FF_OPT_TYPE_CONST, FF_BUG_DC_CLIP, INT_MIN, INT_MAX, V|D, "bug"}, -{"ms", "workaround various bugs in microsofts broken decoders", 0, FF_OPT_TYPE_CONST, FF_BUG_MS, INT_MIN, INT_MAX, V|D, "bug"}, -{"lelim", "single coefficient elimination threshold for luminance (negative values also consider dc coefficient)", OFFSET(luma_elim_threshold), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E}, -{"celim", "single coefficient elimination threshold for chrominance (negative values also consider dc coefficient)", OFFSET(chroma_elim_threshold), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E}, -{"strict", "how strictly to follow the standards", OFFSET(strict_std_compliance), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, A|V|D|E, "strict"}, -{"very", "strictly conform to a older more strict version of the spec or reference software", 0, FF_OPT_TYPE_CONST, FF_COMPLIANCE_VERY_STRICT, INT_MIN, INT_MAX, V|D|E, "strict"}, -{"strict", "strictly conform to all the things in the spec no matter what consequences", 0, FF_OPT_TYPE_CONST, FF_COMPLIANCE_STRICT, INT_MIN, INT_MAX, V|D|E, "strict"}, -{"normal", NULL, 0, FF_OPT_TYPE_CONST, FF_COMPLIANCE_NORMAL, INT_MIN, INT_MAX, V|D|E, "strict"}, -{"inofficial", "allow inofficial extensions", 0, FF_OPT_TYPE_CONST, FF_COMPLIANCE_INOFFICIAL, INT_MIN, INT_MAX, V|D|E, "strict"}, -{"experimental", "allow non standardized experimental things", 0, FF_OPT_TYPE_CONST, FF_COMPLIANCE_EXPERIMENTAL, INT_MIN, INT_MAX, V|D|E, "strict"}, -{"b_qoffset", "qp offset between P and B frames", OFFSET(b_quant_offset), FF_OPT_TYPE_FLOAT, 1.25, -FLT_MAX, FLT_MAX, V|E}, -{"er", "set error resilience strategy", OFFSET(error_resilience), FF_OPT_TYPE_INT, FF_ER_CAREFUL, INT_MIN, INT_MAX, A|V|D, "er"}, -{"careful", NULL, 0, FF_OPT_TYPE_CONST, FF_ER_CAREFUL, INT_MIN, INT_MAX, V|D, "er"}, -{"compliant", NULL, 0, FF_OPT_TYPE_CONST, FF_ER_COMPLIANT, INT_MIN, INT_MAX, V|D, "er"}, -{"aggressive", NULL, 0, FF_OPT_TYPE_CONST, FF_ER_AGGRESSIVE, INT_MIN, INT_MAX, V|D, "er"}, -{"very_aggressive", NULL, 0, FF_OPT_TYPE_CONST, FF_ER_VERY_AGGRESSIVE, INT_MIN, INT_MAX, V|D, "er"}, -{"has_b_frames", NULL, OFFSET(has_b_frames), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX}, -{"block_align", NULL, OFFSET(block_align), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX}, -{"parse_only", NULL, OFFSET(parse_only), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX}, -{"mpeg_quant", "use MPEG quantizers instead of H.263", OFFSET(mpeg_quant), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E}, -{"stats_out", NULL, OFFSET(stats_out), FF_OPT_TYPE_STRING, DEFAULT, CHAR_MIN, CHAR_MAX}, -{"stats_in", NULL, OFFSET(stats_in), FF_OPT_TYPE_STRING, DEFAULT, CHAR_MIN, CHAR_MAX}, -{"qsquish", "how to keep quantizer between qmin and qmax (0 = clip, 1 = use differentiable function)", OFFSET(rc_qsquish), FF_OPT_TYPE_FLOAT, DEFAULT, 0, 99, V|E}, -{"rc_qmod_amp", "experimental quantizer modulation", OFFSET(rc_qmod_amp), FF_OPT_TYPE_FLOAT, DEFAULT, -FLT_MAX, FLT_MAX, V|E}, -{"rc_qmod_freq", "experimental quantizer modulation", OFFSET(rc_qmod_freq), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E}, -{"rc_override_count", NULL, OFFSET(rc_override_count), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX}, -{"rc_eq", "set rate control equation", OFFSET(rc_eq), FF_OPT_TYPE_STRING, DEFAULT, CHAR_MIN, CHAR_MAX, V|E}, -{"maxrate", "set max video bitrate tolerance (in bits/s)", OFFSET(rc_max_rate), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E}, -{"minrate", "set min video bitrate tolerance (in bits/s)", OFFSET(rc_min_rate), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E}, -{"bufsize", "set ratecontrol buffer size (in bits)", OFFSET(rc_buffer_size), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, A|V|E}, -{"rc_buf_aggressivity", "currently useless", OFFSET(rc_buffer_aggressivity), FF_OPT_TYPE_FLOAT, 1.0, -FLT_MAX, FLT_MAX, V|E}, -{"i_qfactor", "qp factor between P and I frames", OFFSET(i_quant_factor), FF_OPT_TYPE_FLOAT, -0.8, -FLT_MAX, FLT_MAX, V|E}, -{"i_qoffset", "qp offset between P and I frames", OFFSET(i_quant_offset), FF_OPT_TYPE_FLOAT, 0.0, -FLT_MAX, FLT_MAX, V|E}, -{"rc_init_cplx", "initial complexity for 1-pass encoding", OFFSET(rc_initial_cplx), FF_OPT_TYPE_FLOAT, DEFAULT, -FLT_MAX, FLT_MAX, V|E}, -{"dct", "DCT algorithm", OFFSET(dct_algo), FF_OPT_TYPE_INT, DEFAULT, 0, INT_MAX, V|E, "dct"}, -{"auto", "autoselect a good one (default)", 0, FF_OPT_TYPE_CONST, FF_DCT_AUTO, INT_MIN, INT_MAX, V|E, "dct"}, -{"fastint", "fast integer", 0, FF_OPT_TYPE_CONST, FF_DCT_FASTINT, INT_MIN, INT_MAX, V|E, "dct"}, -{"int", "accurate integer", 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", "floating point AAN DCT", 0, FF_OPT_TYPE_CONST, FF_DCT_FAAN, INT_MIN, INT_MAX, V|E, "dct"}, -{"lumi_mask", "compresses bright areas stronger than medium ones", OFFSET(lumi_masking), FF_OPT_TYPE_FLOAT, 0, -FLT_MAX, FLT_MAX, V|E}, -{"tcplx_mask", "temporal complexity masking", OFFSET(temporal_cplx_masking), FF_OPT_TYPE_FLOAT, 0, -FLT_MAX, FLT_MAX, V|E}, -{"scplx_mask", "spatial complexity masking", OFFSET(spatial_cplx_masking), FF_OPT_TYPE_FLOAT, 0, -FLT_MAX, FLT_MAX, V|E}, -{"p_mask", "inter masking", OFFSET(p_masking), FF_OPT_TYPE_FLOAT, 0, -FLT_MAX, FLT_MAX, V|E}, -{"dark_mask", "compresses dark areas stronger than medium ones", OFFSET(dark_masking), FF_OPT_TYPE_FLOAT, 0, -FLT_MAX, FLT_MAX, V|E}, -{"unused", NULL, OFFSET(unused), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX}, -{"idct", "select IDCT implementation", 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"}, -{"simplearmv5te", NULL, 0, FF_OPT_TYPE_CONST, FF_IDCT_SIMPLEARMV5TE, INT_MIN, INT_MAX, V|E|D, "idct"}, -{"simplearmv6", NULL, 0, FF_OPT_TYPE_CONST, FF_IDCT_SIMPLEARMV6, 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"}, -{"faani", "floating point AAN IDCT", 0, FF_OPT_TYPE_CONST, FF_IDCT_FAAN, INT_MIN, INT_MAX, V|D|E, "idct"}, -{"slice_count", NULL, OFFSET(slice_count), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX}, -{"ec", "set error concealment strategy", OFFSET(error_concealment), FF_OPT_TYPE_FLAGS, 3, INT_MIN, INT_MAX, V|D, "ec"}, -{"guess_mvs", "iterative motion vector (MV) search (slow)", 0, FF_OPT_TYPE_CONST, FF_EC_GUESS_MVS, INT_MIN, INT_MAX, V|D, "ec"}, -{"deblock", "use strong deblock filter for damaged MBs", 0, FF_OPT_TYPE_CONST, FF_EC_DEBLOCK, INT_MIN, INT_MAX, V|D, "ec"}, -{"bits_per_sample", NULL, OFFSET(bits_per_sample), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX}, -{"pred", "prediction method", OFFSET(prediction_method), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E, "pred"}, -{"left", NULL, 0, FF_OPT_TYPE_CONST, FF_PRED_LEFT, INT_MIN, INT_MAX, V|E, "pred"}, -{"plane", NULL, 0, FF_OPT_TYPE_CONST, FF_PRED_PLANE, INT_MIN, INT_MAX, V|E, "pred"}, -{"median", NULL, 0, FF_OPT_TYPE_CONST, FF_PRED_MEDIAN, INT_MIN, INT_MAX, V|E, "pred"}, -{"aspect", "sample aspect ratio", 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", "picture info", 0, FF_OPT_TYPE_CONST, FF_DEBUG_PICT_INFO, INT_MIN, INT_MAX, V|D, "debug"}, -{"rc", "rate control", 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", "macroblock (MB) type", 0, FF_OPT_TYPE_CONST, FF_DEBUG_MB_TYPE, INT_MIN, INT_MAX, V|D, "debug"}, -{"qp", "per-block quantization parameter (QP)", 0, FF_OPT_TYPE_CONST, FF_DEBUG_QP, INT_MIN, INT_MAX, V|D, "debug"}, -{"mv", "motion vector", 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", "error resilience", 0, FF_OPT_TYPE_CONST, FF_DEBUG_ER, INT_MIN, INT_MAX, V|D, "debug"}, -{"mmco", "memory management control operations (H.264)", 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", "visualize quantization parameter (QP), lower QP are tinted greener", 0, FF_OPT_TYPE_CONST, FF_DEBUG_VIS_QP, INT_MIN, INT_MAX, V|D, "debug"}, -{"vis_mb_type", "visualize block types", 0, FF_OPT_TYPE_CONST, FF_DEBUG_VIS_MB_TYPE, INT_MIN, INT_MAX, V|D, "debug"}, -{"buffers", "picture buffer allocations", 0, FF_OPT_TYPE_CONST, FF_DEBUG_BUFFERS, INT_MIN, INT_MAX, V|D, "debug"}, -{"vismv", "visualize motion vectors (MVs)", OFFSET(debug_mv), FF_OPT_TYPE_INT, DEFAULT, 0, INT_MAX, V|D, "debug_mv"}, -{"pf", "forward predicted MVs of P-frames", 0, FF_OPT_TYPE_CONST, FF_DEBUG_VIS_MV_P_FOR, INT_MIN, INT_MAX, V|D, "debug_mv"}, -{"bf", "forward predicted MVs of B-frames", 0, FF_OPT_TYPE_CONST, FF_DEBUG_VIS_MV_B_FOR, INT_MIN, INT_MAX, V|D, "debug_mv"}, -{"bb", "backward predicted MVs of B-frames", 0, FF_OPT_TYPE_CONST, FF_DEBUG_VIS_MV_B_BACK, INT_MIN, INT_MAX, V|D, "debug_mv"}, -{"mb_qmin", "obsolete, use qmin", OFFSET(mb_qmin), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E}, -{"mb_qmax", "obsolete, use qmax", OFFSET(mb_qmax), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E}, -{"cmp", "full pel me compare function", OFFSET(me_cmp), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E, "cmp_func"}, -{"subcmp", "sub pel me compare function", OFFSET(me_sub_cmp), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E, "cmp_func"}, -{"mbcmp", "macroblock compare function", OFFSET(mb_cmp), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E, "cmp_func"}, -{"ildctcmp", "interlaced dct compare function", OFFSET(ildct_cmp), FF_OPT_TYPE_INT, FF_CMP_VSAD, INT_MIN, INT_MAX, V|E, "cmp_func"}, -{"dia_size", "diamond type & size for motion estimation", OFFSET(dia_size), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E}, -{"last_pred", "amount of motion predictors from the previous frame", OFFSET(last_predictor_count), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E}, -{"preme", "pre motion estimation", OFFSET(pre_me), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E}, -{"precmp", "pre motion estimation compare function", OFFSET(me_pre_cmp), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E, "cmp_func"}, -{"sad", "sum of absolute differences, fast (default)", 0, FF_OPT_TYPE_CONST, FF_CMP_SAD, INT_MIN, INT_MAX, V|E, "cmp_func"}, -{"sse", "sum of squared errors", 0, FF_OPT_TYPE_CONST, FF_CMP_SSE, INT_MIN, INT_MAX, V|E, "cmp_func"}, -{"satd", "sum of absolute Hadamard transformed differences", 0, FF_OPT_TYPE_CONST, FF_CMP_SATD, INT_MIN, INT_MAX, V|E, "cmp_func"}, -{"dct", "sum of absolute DCT transformed differences", 0, FF_OPT_TYPE_CONST, FF_CMP_DCT, INT_MIN, INT_MAX, V|E, "cmp_func"}, -{"psnr", "sum of squared quantization errors (avoid, low quality)", 0, FF_OPT_TYPE_CONST, FF_CMP_PSNR, INT_MIN, INT_MAX, V|E, "cmp_func"}, -{"bit", "number of bits needed for the block", 0, FF_OPT_TYPE_CONST, FF_CMP_BIT, INT_MIN, INT_MAX, V|E, "cmp_func"}, -{"rd", "rate distortion optimal, slow", 0, FF_OPT_TYPE_CONST, FF_CMP_RD, INT_MIN, INT_MAX, V|E, "cmp_func"}, -{"zero", "0", 0, FF_OPT_TYPE_CONST, FF_CMP_ZERO, INT_MIN, INT_MAX, V|E, "cmp_func"}, -{"vsad", "sum of absolute vertical differences", 0, FF_OPT_TYPE_CONST, FF_CMP_VSAD, INT_MIN, INT_MAX, V|E, "cmp_func"}, -{"vsse","sum of squared vertical differences", 0, FF_OPT_TYPE_CONST, FF_CMP_VSSE, INT_MIN, INT_MAX, V|E, "cmp_func"}, -{"nsse", "noise preserving sum of squared differences", 0, FF_OPT_TYPE_CONST, FF_CMP_NSSE, INT_MIN, INT_MAX, V|E, "cmp_func"}, -#ifdef CONFIG_SNOW_ENCODER -{"w53", "5/3 wavelet, only used in snow", 0, FF_OPT_TYPE_CONST, FF_CMP_W53, INT_MIN, INT_MAX, V|E, "cmp_func"}, -{"w97", "9/7 wavelet, only used in snow", 0, FF_OPT_TYPE_CONST, FF_CMP_W97, INT_MIN, INT_MAX, V|E, "cmp_func"}, -#endif -{"dctmax", NULL, 0, FF_OPT_TYPE_CONST, FF_CMP_DCTMAX, INT_MIN, INT_MAX, V|E, "cmp_func"}, -{"chroma", NULL, 0, FF_OPT_TYPE_CONST, FF_CMP_CHROMA, INT_MIN, INT_MAX, V|E, "cmp_func"}, -{"pre_dia_size", "diamond type & size for motion estimation pre-pass", OFFSET(pre_dia_size), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E}, -{"subq", "sub pel motion estimation quality", OFFSET(me_subpel_quality), FF_OPT_TYPE_INT, 8, 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", "limit motion vectors range (1023 for DivX player)", OFFSET(me_range), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E}, -{"ibias", "intra quant bias", OFFSET(intra_quant_bias), FF_OPT_TYPE_INT, FF_DEFAULT_QUANT_BIAS, INT_MIN, INT_MAX, V|E}, -{"pbias", "inter quant bias", OFFSET(inter_quant_bias), FF_OPT_TYPE_INT, FF_DEFAULT_QUANT_BIAS, INT_MIN, INT_MAX, V|E}, -{"color_table_id", NULL, OFFSET(color_table_id), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX}, -{"internal_buffer_count", NULL, OFFSET(internal_buffer_count), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX}, -{"global_quality", NULL, OFFSET(global_quality), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX}, -{"coder", NULL, OFFSET(coder_type), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E, "coder"}, -{"vlc", "variable length coder / huffman coder", 0, FF_OPT_TYPE_CONST, FF_CODER_TYPE_VLC, INT_MIN, INT_MAX, V|E, "coder"}, -{"ac", "arithmetic coder", 0, FF_OPT_TYPE_CONST, FF_CODER_TYPE_AC, INT_MIN, INT_MAX, V|E, "coder"}, -{"raw", "raw (no encoding)", 0, FF_OPT_TYPE_CONST, FF_CODER_TYPE_RAW, INT_MIN, INT_MAX, V|E, "coder"}, -{"rle", "run-length coder", 0, FF_OPT_TYPE_CONST, FF_CODER_TYPE_RLE, INT_MIN, INT_MAX, V|E, "coder"}, -{"deflate", "deflate-based coder", 0, FF_OPT_TYPE_CONST, FF_CODER_TYPE_DEFLATE, INT_MIN, INT_MAX, V|E, "coder"}, -{"context", "context model", OFFSET(context_model), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E}, -{"slice_flags", NULL, OFFSET(slice_flags), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX}, -{"xvmc_acceleration", NULL, OFFSET(xvmc_acceleration), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX}, -{"mbd", "macroblock decision algorithm (high quality mode)", OFFSET(mb_decision), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E, "mbd"}, -{"simple", "use mbcmp (default)", 0, FF_OPT_TYPE_CONST, FF_MB_DECISION_SIMPLE, INT_MIN, INT_MAX, V|E, "mbd"}, -{"bits", "use fewest bits", 0, FF_OPT_TYPE_CONST, FF_MB_DECISION_BITS, INT_MIN, INT_MAX, V|E, "mbd"}, -{"rd", "use best rate distortion", 0, FF_OPT_TYPE_CONST, FF_MB_DECISION_RD, INT_MIN, INT_MAX, V|E, "mbd"}, -{"stream_codec_tag", NULL, OFFSET(stream_codec_tag), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX}, -{"sc_threshold", "scene change threshold", OFFSET(scenechange_threshold), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E}, -{"lmin", "min lagrange factor (VBR)", OFFSET(lmin), FF_OPT_TYPE_INT, 2*FF_QP2LAMBDA, 0, INT_MAX, V|E}, -{"lmax", "max lagrange factor (VBR)", OFFSET(lmax), FF_OPT_TYPE_INT, 31*FF_QP2LAMBDA, 0, INT_MAX, V|E}, -{"nr", "noise reduction", OFFSET(noise_reduction), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E}, -{"rc_init_occupancy", "number of bits which should be loaded into the rc buffer before decoding starts", 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_FLAGS, CODEC_FLAG2_FASTPSKIP|CODEC_FLAG2_BIT_RESERVOIR, 0, UINT_MAX, V|A|E|D, "flags2"}, -{"error", NULL, OFFSET(error_rate), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E}, -{"antialias", "MP3 antialias algorithm", OFFSET(antialias_algo), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|D, "aa"}, -{"auto", NULL, 0, FF_OPT_TYPE_CONST, FF_AA_AUTO, INT_MIN, INT_MAX, V|D, "aa"}, -{"fastint", NULL, 0, FF_OPT_TYPE_CONST, FF_AA_FASTINT, INT_MIN, INT_MAX, V|D, "aa"}, -{"int", NULL, 0, FF_OPT_TYPE_CONST, FF_AA_INT, INT_MIN, INT_MAX, V|D, "aa"}, -{"float", NULL, 0, FF_OPT_TYPE_CONST, FF_AA_FLOAT, INT_MIN, INT_MAX, V|D, "aa"}, -{"qns", "quantizer noise shaping", OFFSET(quantizer_noise_shaping), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E}, -{"threads", NULL, OFFSET(thread_count), FF_OPT_TYPE_INT, 1, INT_MIN, INT_MAX, V|E|D}, -{"me_threshold", "motion estimaton threshold", OFFSET(me_threshold), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX}, -{"mb_threshold", "macroblock threshold", OFFSET(mb_threshold), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E}, -{"dc", "intra_dc_precision", OFFSET(intra_dc_precision), FF_OPT_TYPE_INT, 0, INT_MIN, INT_MAX, V|E}, -{"nssew", "nsse weight", OFFSET(nsse_weight), FF_OPT_TYPE_INT, 8, INT_MIN, INT_MAX, V|E}, -{"skip_top", "number of macroblock rows at the top which are skipped", OFFSET(skip_top), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|D}, -{"skip_bottom", "number of macroblock rows at the bottom which are skipped", OFFSET(skip_bottom), 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, "profile"}, -{"unknown", NULL, 0, FF_OPT_TYPE_CONST, FF_PROFILE_UNKNOWN, INT_MIN, INT_MAX, V|A|E, "profile"}, -{"aac_main", NULL, 0, FF_OPT_TYPE_CONST, FF_PROFILE_AAC_MAIN, INT_MIN, INT_MAX, A|E, "profile"}, -{"aac_low", NULL, 0, FF_OPT_TYPE_CONST, FF_PROFILE_AAC_LOW, INT_MIN, INT_MAX, A|E, "profile"}, -{"aac_ssr", NULL, 0, FF_OPT_TYPE_CONST, FF_PROFILE_AAC_SSR, INT_MIN, INT_MAX, A|E, "profile"}, -{"aac_ltp", NULL, 0, FF_OPT_TYPE_CONST, FF_PROFILE_AAC_LTP, INT_MIN, INT_MAX, A|E, "profile"}, -{"level", NULL, OFFSET(level), FF_OPT_TYPE_INT, FF_LEVEL_UNKNOWN, INT_MIN, INT_MAX, V|A|E, "level"}, -{"unknown", NULL, 0, FF_OPT_TYPE_CONST, FF_LEVEL_UNKNOWN, INT_MIN, INT_MAX, V|A|E, "level"}, -{"lowres", "decode at 1= 1/2, 2=1/4, 3=1/8 resolutions", OFFSET(lowres), FF_OPT_TYPE_INT, 0, 0, INT_MAX, V|D}, -{"skip_threshold", "frame skip threshold", OFFSET(frame_skip_threshold), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E}, -{"skip_factor", "frame skip factor", OFFSET(frame_skip_factor), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E}, -{"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", "increases the quantizer for macroblocks close to borders", OFFSET(border_masking), FF_OPT_TYPE_FLOAT, DEFAULT, -FLT_MAX, FLT_MAX, V|E}, -{"mblmin", "min macroblock lagrange factor (VBR)", OFFSET(mb_lmin), FF_OPT_TYPE_INT, FF_QP2LAMBDA * 2, 1, FF_LAMBDA_MAX, V|E}, -{"mblmax", "max macroblock lagrange factor (VBR)", OFFSET(mb_lmax), FF_OPT_TYPE_INT, FF_QP2LAMBDA * 31, 1, FF_LAMBDA_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}, -{"skip_loop_filter", NULL, OFFSET(skip_loop_filter), FF_OPT_TYPE_INT, AVDISCARD_DEFAULT, INT_MIN, INT_MAX, V|D, "avdiscard"}, -{"skip_idct" , NULL, OFFSET(skip_idct) , FF_OPT_TYPE_INT, AVDISCARD_DEFAULT, INT_MIN, INT_MAX, V|D, "avdiscard"}, -{"skip_frame" , NULL, OFFSET(skip_frame) , FF_OPT_TYPE_INT, AVDISCARD_DEFAULT, INT_MIN, INT_MAX, V|D, "avdiscard"}, -{"none" , NULL, 0, FF_OPT_TYPE_CONST, AVDISCARD_NONE , INT_MIN, INT_MAX, V|D, "avdiscard"}, -{"default" , NULL, 0, FF_OPT_TYPE_CONST, AVDISCARD_DEFAULT, INT_MIN, INT_MAX, V|D, "avdiscard"}, -{"noref" , NULL, 0, FF_OPT_TYPE_CONST, AVDISCARD_NONREF , INT_MIN, INT_MAX, V|D, "avdiscard"}, -{"bidir" , NULL, 0, FF_OPT_TYPE_CONST, AVDISCARD_BIDIR , INT_MIN, INT_MAX, V|D, "avdiscard"}, -{"nokey" , NULL, 0, FF_OPT_TYPE_CONST, AVDISCARD_NONKEY , INT_MIN, INT_MAX, V|D, "avdiscard"}, -{"all" , NULL, 0, FF_OPT_TYPE_CONST, AVDISCARD_ALL , INT_MIN, INT_MAX, V|D, "avdiscard"}, -{"bidir_refine", "refine the two motion vectors used in bidirectional macroblocks", OFFSET(bidir_refine), FF_OPT_TYPE_INT, DEFAULT, 0, 4, V|E}, -{"brd_scale", "downscales frames for dynamic B-frame decision", OFFSET(brd_scale), FF_OPT_TYPE_INT, DEFAULT, 0, 10, V|E}, -{"crf", "enables constant quality mode, and selects the quality (x264)", OFFSET(crf), FF_OPT_TYPE_FLOAT, DEFAULT, 0, 51, V|E}, -{"cqp", "constant quantization parameter rate control method", OFFSET(cqp), FF_OPT_TYPE_INT, -1, INT_MIN, INT_MAX, V|E}, -{"keyint_min", "minimum interval between IDR-frames (x264)", OFFSET(keyint_min), FF_OPT_TYPE_INT, 25, INT_MIN, INT_MAX, V|E}, -{"refs", "reference frames to consider for motion compensation (Snow)", OFFSET(refs), FF_OPT_TYPE_INT, 1, INT_MIN, INT_MAX, V|E}, -{"chromaoffset", "chroma qp offset from luma", OFFSET(chromaoffset), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E}, -{"bframebias", "influences how often B-frames are used", OFFSET(bframebias), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|E}, -{"trellis", "rate-distortion optimal quantization", OFFSET(trellis), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX, V|A|E}, -{"directpred", "direct mv prediction mode - 0 (none), 1 (spatial), 2 (temporal)", OFFSET(directpred), FF_OPT_TYPE_INT, 2, INT_MIN, INT_MAX, V|E}, -{"bpyramid", "allows B-frames to be used as references for predicting", 0, FF_OPT_TYPE_CONST, CODEC_FLAG2_BPYRAMID, INT_MIN, INT_MAX, V|E, "flags2"}, -{"wpred", "weighted biprediction for b-frames (H.264)", 0, FF_OPT_TYPE_CONST, CODEC_FLAG2_WPRED, INT_MIN, INT_MAX, V|E, "flags2"}, -{"mixed_refs", "one reference per partition, as opposed to one reference per macroblock", 0, FF_OPT_TYPE_CONST, CODEC_FLAG2_MIXED_REFS, INT_MIN, INT_MAX, V|E, "flags2"}, -{"dct8x8", "high profile 8x8 transform (H.264)", 0, FF_OPT_TYPE_CONST, CODEC_FLAG2_8X8DCT, INT_MIN, INT_MAX, V|E, "flags2"}, -{"fastpskip", "fast pskip (H.264)", 0, FF_OPT_TYPE_CONST, CODEC_FLAG2_FASTPSKIP, INT_MIN, INT_MAX, V|E, "flags2"}, -{"aud", "access unit delimiters (H.264)", 0, FF_OPT_TYPE_CONST, CODEC_FLAG2_AUD, INT_MIN, INT_MAX, V|E, "flags2"}, -{"brdo", "b-frame rate-distortion optimization", 0, FF_OPT_TYPE_CONST, CODEC_FLAG2_BRDO, INT_MIN, INT_MAX, V|E, "flags2"}, -{"skiprd", "RD optimal MB level residual skipping", 0, FF_OPT_TYPE_CONST, CODEC_FLAG2_SKIP_RD, INT_MIN, INT_MAX, V|E, "flags2"}, -{"complexityblur", "reduce fluctuations in qp (before curve compression)", OFFSET(complexityblur), FF_OPT_TYPE_FLOAT, 20.0, FLT_MIN, FLT_MAX, V|E}, -{"deblockalpha", "in-loop deblocking filter alphac0 parameter", OFFSET(deblockalpha), FF_OPT_TYPE_INT, DEFAULT, -6, 6, V|E}, -{"deblockbeta", "in-loop deblocking filter beta parameter", OFFSET(deblockbeta), FF_OPT_TYPE_INT, DEFAULT, -6, 6, V|E}, -{"partitions", "macroblock subpartition sizes to consider", OFFSET(partitions), FF_OPT_TYPE_FLAGS, DEFAULT, INT_MIN, INT_MAX, V|E, "partitions"}, -{"parti4x4", NULL, 0, FF_OPT_TYPE_CONST, X264_PART_I4X4, INT_MIN, INT_MAX, V|E, "partitions"}, -{"parti8x8", NULL, 0, FF_OPT_TYPE_CONST, X264_PART_I8X8, INT_MIN, INT_MAX, V|E, "partitions"}, -{"partp4x4", NULL, 0, FF_OPT_TYPE_CONST, X264_PART_P4X4, INT_MIN, INT_MAX, V|E, "partitions"}, -{"partp8x8", NULL, 0, FF_OPT_TYPE_CONST, X264_PART_P8X8, INT_MIN, INT_MAX, V|E, "partitions"}, -{"partb8x8", NULL, 0, FF_OPT_TYPE_CONST, X264_PART_B8X8, INT_MIN, INT_MAX, V|E, "partitions"}, -{"sc_factor", "multiplied by qscale for each frame and added to scene_change_score", OFFSET(scenechange_factor), FF_OPT_TYPE_INT, 6, 0, INT_MAX, V|E}, -{"mv0_threshold", NULL, OFFSET(mv0_threshold), FF_OPT_TYPE_INT, 256, 0, INT_MAX, V|E}, -{"ivlc", "intra vlc table", 0, FF_OPT_TYPE_CONST, CODEC_FLAG2_INTRA_VLC, INT_MIN, INT_MAX, V|E, "flags2"}, -{"b_sensitivity", "adjusts sensitivity of b_frame_strategy 1", OFFSET(b_sensitivity), FF_OPT_TYPE_INT, 40, 1, INT_MAX, V|E}, -{"compression_level", NULL, OFFSET(compression_level), FF_OPT_TYPE_INT, FF_COMPRESSION_DEFAULT, INT_MIN, INT_MAX, V|A|E}, -{"use_lpc", "sets whether to use LPC mode (FLAC)", OFFSET(use_lpc), FF_OPT_TYPE_INT, -1, INT_MIN, INT_MAX, A|E}, -{"lpc_coeff_precision", "LPC coefficient precision (FLAC)", OFFSET(lpc_coeff_precision), FF_OPT_TYPE_INT, DEFAULT, 0, INT_MAX, A|E}, -{"min_prediction_order", NULL, OFFSET(min_prediction_order), FF_OPT_TYPE_INT, -1, INT_MIN, INT_MAX, A|E}, -{"max_prediction_order", NULL, OFFSET(max_prediction_order), FF_OPT_TYPE_INT, -1, INT_MIN, INT_MAX, A|E}, -{"prediction_order_method", "search method for selecting prediction order", OFFSET(prediction_order_method), FF_OPT_TYPE_INT, -1, INT_MIN, INT_MAX, A|E}, -{"min_partition_order", NULL, OFFSET(min_partition_order), FF_OPT_TYPE_INT, -1, INT_MIN, INT_MAX, A|E}, -{"max_partition_order", NULL, OFFSET(max_partition_order), FF_OPT_TYPE_INT, -1, INT_MIN, INT_MAX, A|E}, -{"timecode_frame_start", "GOP timecode frame start number, in non drop frame format", OFFSET(timecode_frame_start), FF_OPT_TYPE_INT, 0, 0, INT_MAX, V|E}, -{"drop_frame_timecode", NULL, 0, FF_OPT_TYPE_CONST, CODEC_FLAG2_DROP_FRAME_TIMECODE, INT_MIN, INT_MAX, V|E, "flags2"}, -{"non_linear_q", "use non linear quantizer", 0, FF_OPT_TYPE_CONST, CODEC_FLAG2_NON_LINEAR_QUANT, INT_MIN, INT_MAX, V|E, "flags2"}, -{"request_channels", "set desired number of audio channels", OFFSET(request_channels), FF_OPT_TYPE_INT, DEFAULT, 0, INT_MAX, A|D}, -{"drc_scale", "percentage of dynamic range compression to apply", OFFSET(drc_scale), FF_OPT_TYPE_FLOAT, 1.0, 0.0, 1.0, A|D}, -{"reservoir", "use bit reservoir", 0, FF_OPT_TYPE_CONST, CODEC_FLAG2_BIT_RESERVOIR, INT_MIN, INT_MAX, A|E, "flags2"}, -{NULL}, -}; - -#undef A -#undef V -#undef S -#undef E -#undef D -#undef DEFAULT - -static const AVClass av_codec_context_class = { "AVCodecContext", context_to_name, options }; - -void avcodec_get_context_defaults2(AVCodecContext *s, enum CodecType codec_type){ - int flags=0; - memset(s, 0, sizeof(AVCodecContext)); - - s->av_class= &av_codec_context_class; - - s->codec_type = codec_type; - if(codec_type == CODEC_TYPE_AUDIO) - flags= AV_OPT_FLAG_AUDIO_PARAM; - else if(codec_type == CODEC_TYPE_VIDEO) - flags= AV_OPT_FLAG_VIDEO_PARAM; - else if(codec_type == CODEC_TYPE_SUBTITLE) - flags= AV_OPT_FLAG_SUBTITLE_PARAM; - av_opt_set_defaults2(s, flags, flags); - - s->time_base= (AVRational){0,1}; - s->get_buffer= avcodec_default_get_buffer; - s->release_buffer= avcodec_default_release_buffer; - s->get_format= avcodec_default_get_format; - s->execute= avcodec_default_execute; - s->sample_aspect_ratio= (AVRational){0,1}; - s->pix_fmt= PIX_FMT_NONE; - s->sample_fmt= SAMPLE_FMT_S16; // FIXME: set to NONE - - s->palctrl = NULL; - s->reget_buffer= avcodec_default_reget_buffer; -} - -AVCodecContext *avcodec_alloc_context2(enum CodecType codec_type){ - AVCodecContext *avctx= av_malloc(sizeof(AVCodecContext)); - - if(avctx==NULL) return NULL; - - avcodec_get_context_defaults2(avctx, codec_type); - - return avctx; -} - -void avcodec_get_context_defaults(AVCodecContext *s){ - avcodec_get_context_defaults2(s, CODEC_TYPE_UNKNOWN); -} - -AVCodecContext *avcodec_alloc_context(void){ - return avcodec_alloc_context2(CODEC_TYPE_UNKNOWN); -} - void avcodec_get_frame_defaults(AVFrame *pic){ memset(pic, 0, sizeof(AVFrame)); @@ -816,6 +441,12 @@ int attribute_align_arg avcodec_open(AVCodecContext *avctx, AVCodec *codec) { int ret= -1; + /* If there is a user-supplied mutex locking routine, call it. */ + if (ff_lockmgr_cb) { + if ((*ff_lockmgr_cb)(&codec_mutex, AV_LOCK_OBTAIN)) + return -1; + } + entangled_thread_counter++; if(entangled_thread_counter != 1){ av_log(avctx, AV_LOG_ERROR, "insufficient thread locking around avcodec_open/close()\n"); @@ -860,6 +491,11 @@ int attribute_align_arg avcodec_open(AVCodecContext *avctx, AVCodec *codec) ret=0; end: entangled_thread_counter--; + + /* Release any user-supplied mutex. */ + if (ff_lockmgr_cb) { + (*ff_lockmgr_cb)(&codec_mutex, AV_LOCK_RELEASE); + } return ret; } @@ -871,7 +507,7 @@ int attribute_align_arg avcodec_encode_audio(AVCodecContext *avctx, uint8_t *buf return -1; } if((avctx->codec->capabilities & CODEC_CAP_DELAY) || samples){ - int ret = avctx->codec->encode(avctx, buf, buf_size, (void *)samples); + int ret = avctx->codec->encode(avctx, buf, buf_size, samples); avctx->frame_number++; return ret; }else @@ -888,7 +524,7 @@ int attribute_align_arg avcodec_encode_video(AVCodecContext *avctx, uint8_t *buf if(avcodec_check_dimensions(avctx,avctx->width,avctx->height)) return -1; if((avctx->codec->capabilities & CODEC_CAP_DELAY) || pict){ - int ret = avctx->codec->encode(avctx, buf, buf_size, (void *)pict); + int ret = avctx->codec->encode(avctx, buf, buf_size, pict); avctx->frame_number++; emms_c(); //needed to avoid an emms_c() call before every return; @@ -901,23 +537,43 @@ int avcodec_encode_subtitle(AVCodecContext *avctx, uint8_t *buf, int buf_size, const AVSubtitle *sub) { int ret; - ret = avctx->codec->encode(avctx, buf, buf_size, (void *)sub); + if(sub->start_display_time) { + av_log(avctx, AV_LOG_ERROR, "start_display_time must be 0.\n"); + return -1; + } + if(sub->num_rects == 0 || !sub->rects) + return -1; + ret = avctx->codec->encode(avctx, buf, buf_size, sub); avctx->frame_number++; return ret; } +#if LIBAVCODEC_VERSION_MAJOR < 53 int attribute_align_arg avcodec_decode_video(AVCodecContext *avctx, AVFrame *picture, int *got_picture_ptr, const uint8_t *buf, int buf_size) +{ + AVPacket avpkt; + av_init_packet(&avpkt); + avpkt.data = buf; + avpkt.size = buf_size; + + return avcodec_decode_video2(avctx, picture, got_picture_ptr, &avpkt); +} +#endif + +int attribute_align_arg avcodec_decode_video2(AVCodecContext *avctx, AVFrame *picture, + int *got_picture_ptr, + AVPacket *avpkt) { int ret; *got_picture_ptr= 0; if((avctx->coded_width||avctx->coded_height) && avcodec_check_dimensions(avctx,avctx->coded_width,avctx->coded_height)) return -1; - if((avctx->codec->capabilities & CODEC_CAP_DELAY) || buf_size){ + if((avctx->codec->capabilities & CODEC_CAP_DELAY) || avpkt->size){ ret = avctx->codec->decode(avctx, picture, got_picture_ptr, - buf, buf_size); + avpkt); emms_c(); //needed to avoid an emms_c() call before every return; @@ -929,13 +585,27 @@ int attribute_align_arg avcodec_decode_video(AVCodecContext *avctx, AVFrame *pic return ret; } +#if LIBAVCODEC_VERSION_MAJOR < 53 int attribute_align_arg avcodec_decode_audio2(AVCodecContext *avctx, int16_t *samples, int *frame_size_ptr, const uint8_t *buf, int buf_size) +{ + AVPacket avpkt; + av_init_packet(&avpkt); + avpkt.data = buf; + avpkt.size = buf_size; + + return avcodec_decode_audio3(avctx, samples, frame_size_ptr, &avpkt); +} +#endif + +int attribute_align_arg avcodec_decode_audio3(AVCodecContext *avctx, int16_t *samples, + int *frame_size_ptr, + AVPacket *avpkt) { int ret; - if((avctx->codec->capabilities & CODEC_CAP_DELAY) || buf_size){ + if((avctx->codec->capabilities & CODEC_CAP_DELAY) || avpkt->size){ //FIXME remove the check below _after_ ensuring that all audio check that the available space is enough if(*frame_size_ptr < AVCODEC_MAX_AUDIO_FRAME_SIZE){ av_log(avctx, AV_LOG_ERROR, "buffer smaller than AVCODEC_MAX_AUDIO_FRAME_SIZE\n"); @@ -947,8 +617,7 @@ int attribute_align_arg avcodec_decode_audio2(AVCodecContext *avctx, int16_t *sa return -1; } - ret = avctx->codec->decode(avctx, samples, frame_size_ptr, - buf, buf_size); + ret = avctx->codec->decode(avctx, samples, frame_size_ptr, avpkt); avctx->frame_number++; }else{ ret= 0; @@ -957,24 +626,28 @@ int attribute_align_arg avcodec_decode_audio2(AVCodecContext *avctx, int16_t *sa return ret; } -#if LIBAVCODEC_VERSION_INT < ((52<<16)+(0<<8)+0) -int avcodec_decode_audio(AVCodecContext *avctx, int16_t *samples, - int *frame_size_ptr, - const uint8_t *buf, int buf_size){ - *frame_size_ptr= AVCODEC_MAX_AUDIO_FRAME_SIZE; - return avcodec_decode_audio2(avctx, samples, frame_size_ptr, buf, buf_size); +#if LIBAVCODEC_VERSION_MAJOR < 53 +int avcodec_decode_subtitle(AVCodecContext *avctx, AVSubtitle *sub, + int *got_sub_ptr, + const uint8_t *buf, int buf_size) +{ + AVPacket avpkt; + av_init_packet(&avpkt); + avpkt.data = buf; + avpkt.size = buf_size; + + return avcodec_decode_subtitle2(avctx, sub, got_sub_ptr, &avpkt); } #endif -int avcodec_decode_subtitle(AVCodecContext *avctx, AVSubtitle *sub, +int avcodec_decode_subtitle2(AVCodecContext *avctx, AVSubtitle *sub, int *got_sub_ptr, - const uint8_t *buf, int buf_size) + AVPacket *avpkt) { int ret; *got_sub_ptr = 0; - ret = avctx->codec->decode(avctx, sub, got_sub_ptr, - buf, buf_size); + ret = avctx->codec->decode(avctx, sub, got_sub_ptr, avpkt); if (*got_sub_ptr) avctx->frame_number++; return ret; @@ -982,6 +655,12 @@ int avcodec_decode_subtitle(AVCodecContext *avctx, AVSubtitle *sub, int avcodec_close(AVCodecContext *avctx) { + /* If there is a user-supplied mutex locking routine, call it. */ + if (ff_lockmgr_cb) { + if ((*ff_lockmgr_cb)(&codec_mutex, AV_LOCK_OBTAIN)) + return -1; + } + entangled_thread_counter++; if(entangled_thread_counter != 1){ av_log(avctx, AV_LOG_ERROR, "insufficient thread locking around avcodec_open/close()\n"); @@ -989,7 +668,7 @@ int avcodec_close(AVCodecContext *avctx) return -1; } - if (ENABLE_THREADS && avctx->thread_opaque) + if (HAVE_THREADS && avctx->thread_opaque) avcodec_thread_free(avctx); if (avctx->codec->close) avctx->codec->close(avctx); @@ -997,6 +676,11 @@ int avcodec_close(AVCodecContext *avctx) av_freep(&avctx->priv_data); avctx->codec = NULL; entangled_thread_counter--; + + /* Release any user-supplied mutex. */ + if (ff_lockmgr_cb) { + (*ff_lockmgr_cb)(&codec_mutex, AV_LOCK_RELEASE); + } return 0; } @@ -1015,6 +699,8 @@ AVCodec *avcodec_find_encoder(enum CodecID id) AVCodec *avcodec_find_encoder_by_name(const char *name) { AVCodec *p; + if (!name) + return NULL; p = first_avcodec; while (p) { if (p->encode != NULL && strcmp(name,p->name) == 0) @@ -1039,6 +725,8 @@ AVCodec *avcodec_find_decoder(enum CodecID id) AVCodec *avcodec_find_decoder_by_name(const char *name) { AVCodec *p; + if (!name) + return NULL; p = first_avcodec; while (p) { if (p->decode != NULL && strcmp(name,p->name) == 0) @@ -1053,7 +741,6 @@ void avcodec_string(char *buf, int buf_size, AVCodecContext *enc, int encode) const char *codec_name; AVCodec *p; char buf1[32]; - char channels_str[100]; int bitrate; AVRational display_aspect_ratio; @@ -1064,12 +751,6 @@ void avcodec_string(char *buf, int buf_size, AVCodecContext *enc, int encode) if (p) { codec_name = p->name; - if (!encode && enc->codec_id == CODEC_ID_MP3) { - if (enc->sub_id == 2) - codec_name = "mp2"; - else if (enc->sub_id == 1) - codec_name = "mp1"; - } } else if (enc->codec_id == CODEC_ID_MPEG2TS) { /* fake mpeg2 transport stream codec (currently not registered) */ @@ -1117,7 +798,7 @@ void avcodec_string(char *buf, int buf_size, AVCodecContext *enc, int encode) display_aspect_ratio.num, display_aspect_ratio.den); } if(av_log_get_level() >= AV_LOG_DEBUG){ - int g= ff_gcd(enc->time_base.num, enc->time_base.den); + int g= av_gcd(enc->time_base.num, enc->time_base.den); snprintf(buf + strlen(buf), buf_size - strlen(buf), ", %d/%d", enc->time_base.num/g, enc->time_base.den/g); @@ -1133,26 +814,12 @@ void avcodec_string(char *buf, int buf_size, AVCodecContext *enc, int encode) snprintf(buf, buf_size, "Audio: %s", codec_name); - switch (enc->channels) { - case 1: - strcpy(channels_str, "mono"); - break; - case 2: - strcpy(channels_str, "stereo"); - break; - case 6: - strcpy(channels_str, "5:1"); - break; - default: - snprintf(channels_str, sizeof(channels_str), "%d channels", enc->channels); - break; - } if (enc->sample_rate) { snprintf(buf + strlen(buf), buf_size - strlen(buf), - ", %d Hz, %s", - enc->sample_rate, - channels_str); + ", %d Hz", enc->sample_rate); } + av_strlcat(buf, ", ", buf_size); + avcodec_get_channel_layout_string(buf + strlen(buf), buf_size - strlen(buf), enc->channels, enc->channel_layout); if (enc->sample_fmt != SAMPLE_FMT_NONE) { snprintf(buf + strlen(buf), buf_size - strlen(buf), ", %s", avcodec_get_sample_fmt_name(enc->sample_fmt)); @@ -1233,13 +900,6 @@ unsigned avcodec_version( void ) return LIBAVCODEC_VERSION_INT; } -#if LIBAVCODEC_VERSION_INT < ((52<<16)+(0<<8)+0) -unsigned avcodec_build( void ) -{ - return LIBAVCODEC_BUILD; -} -#endif - void avcodec_init(void) { static int initialized = 0; @@ -1335,8 +995,6 @@ int av_get_bits_per_sample_format(enum SampleFormat sample_fmt) { return 8; case SAMPLE_FMT_S16: return 16; - case SAMPLE_FMT_S24: - return 24; case SAMPLE_FMT_S32: case SAMPLE_FMT_FLT: return 32; @@ -1347,8 +1005,9 @@ int av_get_bits_per_sample_format(enum SampleFormat sample_fmt) { } } -#if !defined(HAVE_THREADS) +#if !HAVE_THREADS int avcodec_thread_init(AVCodecContext *s, int thread_count){ + s->thread_count = thread_count; return -1; } #endif @@ -1374,7 +1033,7 @@ unsigned int av_xiphlacing(unsigned char *s, unsigned int v) * and opened file name in **filename. */ int av_tempfile(char *prefix, char **filename) { int fd=-1; -#if !defined(HAVE_MKSTEMP) +#if !HAVE_MKSTEMP *filename = tempnam(".", prefix); #else size_t len = strlen(prefix) + 12; /* room for "/tmp/" and "XXXXXX\0" */ @@ -1385,7 +1044,7 @@ int av_tempfile(char *prefix, char **filename) { av_log(NULL, AV_LOG_ERROR, "ff_tempfile: Cannot allocate file name\n"); return -1; } -#if !defined(HAVE_MKSTEMP) +#if !HAVE_MKSTEMP fd = open(*filename, O_RDWR | O_BINARY | O_CREAT, 0444); #else snprintf(*filename, len, "/tmp/%sXXXXXX", prefix); @@ -1426,6 +1085,7 @@ static const VideoFrameSizeAbbr video_frame_size_abbrs[] = { { "qcif", 176, 144 }, { "cif", 352, 288 }, { "4cif", 704, 576 }, + { "16cif", 1408,1152 }, { "qqvga", 160, 120 }, { "qvga", 320, 240 }, { "vga", 640, 480 }, @@ -1466,8 +1126,8 @@ static const VideoFrameRateAbbr video_frame_rate_abbrs[]= { int av_parse_video_frame_size(int *width_ptr, int *height_ptr, const char *str) { int i; - int n = sizeof(video_frame_size_abbrs) / sizeof(VideoFrameSizeAbbr); - const char *p; + int n = FF_ARRAY_ELEMS(video_frame_size_abbrs); + char *p; int frame_width = 0, frame_height = 0; for(i=0;iden = time_base.den; frame_rate->num = time_base.num; } @@ -1529,15 +1189,67 @@ int av_parse_video_frame_rate(AVRational *frame_rate, const char *arg) return 0; } -void av_log_missing_feature(void *avc, const char *feature, int want_sample) +void ff_log_missing_feature(void *avc, const char *feature, int want_sample) { av_log(avc, AV_LOG_WARNING, "%s not implemented. Update your FFmpeg " "version to the newest one from SVN. If the problem still " "occurs, it means that your file has a feature which has not " "been implemented.", feature); if(want_sample) - av_log(avc, AV_LOG_WARNING, " If you want to help, upload a sample " - "of this file to ftp://upload.mplayerhq.hu/MPlayer/incoming/ " - "and contact the FFmpeg-devel mailing list."); - av_log(avc, AV_LOG_WARNING, "\n"); + ff_log_ask_for_sample(avc, NULL); + else + av_log(avc, AV_LOG_WARNING, "\n"); +} + +void ff_log_ask_for_sample(void *avc, const char *msg) +{ + if (msg) + av_log(avc, AV_LOG_WARNING, "%s ", msg); + av_log(avc, AV_LOG_WARNING, "If you want to help, upload a sample " + "of this file to ftp://upload.ffmpeg.org/MPlayer/incoming/ " + "and contact the ffmpeg-devel mailing list.\n"); +} + +static AVHWAccel *first_hwaccel = NULL; + +void av_register_hwaccel(AVHWAccel *hwaccel) +{ + AVHWAccel **p = &first_hwaccel; + while (*p) + p = &(*p)->next; + *p = hwaccel; + hwaccel->next = NULL; +} + +AVHWAccel *av_hwaccel_next(AVHWAccel *hwaccel) +{ + return hwaccel ? hwaccel->next : first_hwaccel; +} + +AVHWAccel *ff_find_hwaccel(enum CodecID codec_id, enum PixelFormat pix_fmt) +{ + AVHWAccel *hwaccel=NULL; + + while((hwaccel= av_hwaccel_next(hwaccel))){ + if ( hwaccel->id == codec_id + && hwaccel->pix_fmt == pix_fmt) + return hwaccel; + } + return NULL; +} + +int av_lockmgr_register(int (*cb)(void **mutex, enum AVLockOp op)) +{ + if (ff_lockmgr_cb) { + if (ff_lockmgr_cb(&codec_mutex, AV_LOCK_DESTROY)) + return -1; + } + + ff_lockmgr_cb = cb; + + if (ff_lockmgr_cb) { + if (ff_lockmgr_cb(&codec_mutex, AV_LOCK_CREATE)) + return -1; + } + return 0; }