December 2005 - ffmpeg-cvslog

CVS: ffmpeg/libavcodec/i386 h264dsp_mmx.c,1.6,1.7
by lorenm＠mplayerhq.hu 30 Dec '05

30 Dec '05

Update of /cvsroot/ffmpeg/ffmpeg/libavcodec/i386 In directory mail:/var2/tmp/cvs-serv23456/i386 Modified Files: h264dsp_mmx.c Log Message: fix some potential arithmetic overflows in pred_direct_motion() and ff_h264_weight_WxH_mmx2(). Index: h264dsp_mmx.c =================================================================== RCS file: /cvsroot/ffmpeg/ffmpeg/libavcodec/i386/h264dsp_mmx.c,v retrieving revision 1.6 retrieving revision 1.7 diff -u -d -r1.6 -r1.7 --- h264dsp_mmx.c 22 Dec 2005 01:10:09 -0000 1.6 +++ h264dsp_mmx.c 30 Dec 2005 23:47:41 -0000 1.7 @@ -518,9 +518,9 @@ "psraw $2, %%mm0 \n\t"/*(a-b)/4 */\ "psubw %%mm1, %%mm0 \n\t"/*(a-b)/4-b */\ "paddsw %%mm2, %%mm0 \n\t"\ - "psraw $2, %%mm0 \n\t"/*((a-b)/4-b)/4 */\ + "psraw $2, %%mm0 \n\t"/*((a-b)/4-b+c)/4 */\ "paddw %%mm6, %%mm2 \n\t"\ - "paddw %%mm2, %%mm0 \n\t"\ + "paddw %%mm2, %%mm0 \n\t"/*(a-5*b+20*c)/16 +32 */\ "psraw $6, %%mm0 \n\t"\ "packuswb %%mm0, %%mm0 \n\t"\ OP(%%mm0, (%1),%%mm7, d)\ @@ -955,8 +955,8 @@ "punpcklbw %%mm7, %%mm1 \n\t" "pmullw %%mm4, %%mm0 \n\t" "pmullw %%mm4, %%mm1 \n\t" - "paddw %%mm5, %%mm0 \n\t" - "paddw %%mm5, %%mm1 \n\t" + "paddsw %%mm5, %%mm0 \n\t" + "paddsw %%mm5, %%mm1 \n\t" "psraw %%mm6, %%mm0 \n\t" "psraw %%mm6, %%mm1 \n\t" "packuswb %%mm7, %%mm0 \n\t" @@ -995,8 +995,8 @@ "punpcklbw %%mm7, %%mm1 \n\t" "pmullw %%mm3, %%mm0 \n\t" "pmullw %%mm4, %%mm1 \n\t" - "paddw %%mm5, %%mm0 \n\t" - "paddw %%mm1, %%mm0 \n\t" + "paddsw %%mm1, %%mm0 \n\t" + "paddsw %%mm5, %%mm0 \n\t" "psraw %%mm6, %%mm0 \n\t" "packuswb %%mm0, %%mm0 \n\t" "movd %%mm0, %0 \n\t"

1 0

CVS: ffmpeg/libavcodec h264.c,1.171,1.172
by lorenm＠mplayerhq.hu 30 Dec '05

30 Dec '05

Update of /cvsroot/ffmpeg/ffmpeg/libavcodec In directory mail:/var2/tmp/cvs-serv23456 Modified Files: h264.c Log Message: fix some potential arithmetic overflows in pred_direct_motion() and ff_h264_weight_WxH_mmx2(). Index: h264.c =================================================================== RCS file: /cvsroot/ffmpeg/ffmpeg/libavcodec/h264.c,v retrieving revision 1.171 retrieving revision 1.172 diff -u -d -r1.171 -r1.172 --- h264.c 22 Dec 2005 01:10:07 -0000 1.171 +++ h264.c 30 Dec 2005 23:47:41 -0000 1.172 @@ -1286,8 +1286,8 @@ } if(IS_16X16(*mb_type)){ - fill_rectangle(&h->ref_cache[0][scan8[0]], 4, 4, 8, ref[0], 1); - fill_rectangle(&h->ref_cache[1][scan8[0]], 4, 4, 8, ref[1], 1); + fill_rectangle(&h->ref_cache[0][scan8[0]], 4, 4, 8, (uint8_t)ref[0], 1); + fill_rectangle(&h->ref_cache[1][scan8[0]], 4, 4, 8, (uint8_t)ref[1], 1); if(!IS_INTRA(mb_type_col) && ( (l1ref0[0] == 0 && ABS(l1mv0[0][0]) <= 1 && ABS(l1mv0[0][1]) <= 1) || (l1ref0[0] < 0 && l1ref1[0] == 0 && ABS(l1mv1[0][0]) <= 1 && ABS(l1mv1[0][1]) <= 1 @@ -1315,8 +1315,8 @@ fill_rectangle(&h->mv_cache[0][scan8[i8*4]], 2, 2, 8, pack16to32(mv[0][0],mv[0][1]), 4); fill_rectangle(&h->mv_cache[1][scan8[i8*4]], 2, 2, 8, pack16to32(mv[1][0],mv[1][1]), 4); - fill_rectangle(&h->ref_cache[0][scan8[i8*4]], 2, 2, 8, ref[0], 1); - fill_rectangle(&h->ref_cache[1][scan8[i8*4]], 2, 2, 8, ref[1], 1); + fill_rectangle(&h->ref_cache[0][scan8[i8*4]], 2, 2, 8, (uint8_t)ref[0], 1); + fill_rectangle(&h->ref_cache[1][scan8[i8*4]], 2, 2, 8, (uint8_t)ref[1], 1); /* col_zero_flag */ if(!IS_INTRA(mb_type_col) && ( l1ref0[x8 + y8*h->b8_stride] == 0

1 0

CVS: ffmpeg/libavcodec snow.c,1.73,1.74
by mmu_man＠mplayerhq.hu 30 Dec '05

30 Dec '05

Update of /cvsroot/ffmpeg/ffmpeg/libavcodec In directory mail:/var2/tmp/cvs-serv5092/libavcodec Modified Files: snow.c Log Message: :%s/check_block_2p/check_block_inter/g Index: snow.c =================================================================== RCS file: /cvsroot/ffmpeg/ffmpeg/libavcodec/snow.c,v retrieving revision 1.73 retrieving revision 1.74 diff -u -d -r1.73 -r1.74 --- snow.c 30 Dec 2005 21:05:44 -0000 1.73 +++ snow.c 30 Dec 2005 22:41:32 -0000 1.74 @@ -3137,7 +3137,7 @@ } /* special case for int[2] args we discard afterward, fixes compilation prob with gcc 2.95 */ -static always_inline int check_block_2p(SnowContext *s, int mb_x, int mb_y, int p0, int p1, int intra, int *best_rd){ +static always_inline int check_block_inter(SnowContext *s, int mb_x, int mb_y, int p0, int p1, int intra, int *best_rd){ int p[2] = {p0, p1}; return check_block(s, mb_x, mb_y, p, intra, best_rd); } @@ -3179,12 +3179,12 @@ s->me_cache_generation += 1<<22; // get previous score (cant be cached due to OBMC) - check_block_2p(s, mb_x, mb_y, block->mx, block->my, 0, &best_rd); - check_block_2p(s, mb_x, mb_y, 0, 0, 0, &best_rd); - check_block_2p(s, mb_x, mb_y, tb->mx, tb->my, 0, &best_rd); - check_block_2p(s, mb_x, mb_y, lb->mx, lb->my, 0, &best_rd); - check_block_2p(s, mb_x, mb_y, rb->mx, rb->my, 0, &best_rd); - check_block_2p(s, mb_x, mb_y, bb->mx, bb->my, 0, &best_rd); + check_block_inter(s, mb_x, mb_y, block->mx, block->my, 0, &best_rd); + check_block_inter(s, mb_x, mb_y, 0, 0, 0, &best_rd); + check_block_inter(s, mb_x, mb_y, tb->mx, tb->my, 0, &best_rd); + check_block_inter(s, mb_x, mb_y, lb->mx, lb->my, 0, &best_rd); + check_block_inter(s, mb_x, mb_y, rb->mx, rb->my, 0, &best_rd); + check_block_inter(s, mb_x, mb_y, bb->mx, bb->my, 0, &best_rd); /* fullpel ME */ //FIXME avoid subpel interpol / round to nearest integer @@ -3192,10 +3192,10 @@ dia_change=0; for(i=0; i<FFMAX(s->avctx->dia_size, 1); i++){ for(j=0; j<i; j++){ - dia_change |= check_block_2p(s, mb_x, mb_y, block->mx+4*(i-j), block->my+(4*j), 0, &best_rd); - dia_change |= check_block_2p(s, mb_x, mb_y, block->mx-4*(i-j), block->my-(4*j), 0, &best_rd); - dia_change |= check_block_2p(s, mb_x, mb_y, block->mx+4*(i-j), block->my-(4*j), 0, &best_rd); - dia_change |= check_block_2p(s, mb_x, mb_y, block->mx-4*(i-j), block->my+(4*j), 0, &best_rd); + dia_change |= check_block_inter(s, mb_x, mb_y, block->mx+4*(i-j), block->my+(4*j), 0, &best_rd); + dia_change |= check_block_inter(s, mb_x, mb_y, block->mx-4*(i-j), block->my-(4*j), 0, &best_rd); + dia_change |= check_block_inter(s, mb_x, mb_y, block->mx+4*(i-j), block->my-(4*j), 0, &best_rd); + dia_change |= check_block_inter(s, mb_x, mb_y, block->mx-4*(i-j), block->my+(4*j), 0, &best_rd); } } }while(dia_change); @@ -3204,7 +3204,7 @@ static const int square[8][2]= {{+1, 0},{-1, 0},{ 0,+1},{ 0,-1},{+1,+1},{-1,-1},{+1,-1},{-1,+1},}; dia_change=0; for(i=0; i<8; i++) - dia_change |= check_block_2p(s, mb_x, mb_y, block->mx+square[i][0], block->my+square[i][1], 0, &best_rd); + dia_change |= check_block_inter(s, mb_x, mb_y, block->mx+square[i][0], block->my+square[i][1], 0, &best_rd); }while(dia_change); //FIXME or try the standard 2 pass qpel or similar #if 1

1 0

CVS: ffmpeg/libavcodec snow.c,1.72,1.73
by mmu_man＠mplayerhq.hu 30 Dec '05

30 Dec '05

Update of /cvsroot/ffmpeg/ffmpeg/libavcodec In directory mail:/var2/tmp/cvs-serv12698/libavcodec Modified Files: snow.c Log Message: this fixes compilation with gcc 2.95 which seems to not like array casting... special case inline of check_block which makes the array and passes it Index: snow.c =================================================================== RCS file: /cvsroot/ffmpeg/ffmpeg/libavcodec/snow.c,v retrieving revision 1.72 retrieving revision 1.73 diff -u -d -r1.72 -r1.73 --- snow.c 30 Dec 2005 15:12:02 -0000 1.72 +++ snow.c 30 Dec 2005 21:05:44 -0000 1.73 @@ -3136,6 +3136,12 @@ } } +/* special case for int[2] args we discard afterward, fixes compilation prob with gcc 2.95 */ +static always_inline int check_block_2p(SnowContext *s, int mb_x, int mb_y, int p0, int p1, int intra, int *best_rd){ + int p[2] = {p0, p1}; + return check_block(s, mb_x, mb_y, p, intra, best_rd); +} + static void iterative_me(SnowContext *s){ int pass, mb_x, mb_y; const int b_width = s->b_width << s->block_max_depth; @@ -3173,12 +3179,12 @@ s->me_cache_generation += 1<<22; // get previous score (cant be cached due to OBMC) - check_block(s, mb_x, mb_y, (int[2]){block->mx, block->my}, 0, &best_rd); - check_block(s, mb_x, mb_y, (int[2]){0, 0}, 0, &best_rd); - check_block(s, mb_x, mb_y, (int[2]){tb->mx, tb->my}, 0, &best_rd); - check_block(s, mb_x, mb_y, (int[2]){lb->mx, lb->my}, 0, &best_rd); - check_block(s, mb_x, mb_y, (int[2]){rb->mx, rb->my}, 0, &best_rd); - check_block(s, mb_x, mb_y, (int[2]){bb->mx, bb->my}, 0, &best_rd); + check_block_2p(s, mb_x, mb_y, block->mx, block->my, 0, &best_rd); + check_block_2p(s, mb_x, mb_y, 0, 0, 0, &best_rd); + check_block_2p(s, mb_x, mb_y, tb->mx, tb->my, 0, &best_rd); + check_block_2p(s, mb_x, mb_y, lb->mx, lb->my, 0, &best_rd); + check_block_2p(s, mb_x, mb_y, rb->mx, rb->my, 0, &best_rd); + check_block_2p(s, mb_x, mb_y, bb->mx, bb->my, 0, &best_rd); /* fullpel ME */ //FIXME avoid subpel interpol / round to nearest integer @@ -3186,10 +3192,10 @@ dia_change=0; for(i=0; i<FFMAX(s->avctx->dia_size, 1); i++){ for(j=0; j<i; j++){ - dia_change |= check_block(s, mb_x, mb_y, (int[2]){block->mx+4*(i-j), block->my+(4*j)}, 0, &best_rd); - dia_change |= check_block(s, mb_x, mb_y, (int[2]){block->mx-4*(i-j), block->my-(4*j)}, 0, &best_rd); - dia_change |= check_block(s, mb_x, mb_y, (int[2]){block->mx+4*(i-j), block->my-(4*j)}, 0, &best_rd); - dia_change |= check_block(s, mb_x, mb_y, (int[2]){block->mx-4*(i-j), block->my+(4*j)}, 0, &best_rd); + dia_change |= check_block_2p(s, mb_x, mb_y, block->mx+4*(i-j), block->my+(4*j), 0, &best_rd); + dia_change |= check_block_2p(s, mb_x, mb_y, block->mx-4*(i-j), block->my-(4*j), 0, &best_rd); + dia_change |= check_block_2p(s, mb_x, mb_y, block->mx+4*(i-j), block->my-(4*j), 0, &best_rd); + dia_change |= check_block_2p(s, mb_x, mb_y, block->mx-4*(i-j), block->my+(4*j), 0, &best_rd); } } }while(dia_change); @@ -3198,7 +3204,7 @@ static const int square[8][2]= {{+1, 0},{-1, 0},{ 0,+1},{ 0,-1},{+1,+1},{-1,-1},{+1,-1},{-1,+1},}; dia_change=0; for(i=0; i<8; i++) - dia_change |= check_block(s, mb_x, mb_y, (int[2]){block->mx+square[i][0], block->my+square[i][1]}, 0, &best_rd); + dia_change |= check_block_2p(s, mb_x, mb_y, block->mx+square[i][0], block->my+square[i][1], 0, &best_rd); }while(dia_change); //FIXME or try the standard 2 pass qpel or similar #if 1

1 0

CVS: ffmpeg/libavformat mov.c, 1.97, 1.98 movenc.c, 1.46, 1.47
by mmu_man＠mplayerhq.hu 30 Dec '05

30 Dec '05

Update of /cvsroot/ffmpeg/ffmpeg/libavformat In directory mail:/var2/tmp/cvs-serv532/libavformat Modified Files: mov.c movenc.c Log Message: finally found what those >138 codes were... crappy compressed 5bit ascii. this gets them correctly, and adds setting track lang in movenc too. Index: mov.c =================================================================== RCS file: /cvsroot/ffmpeg/ffmpeg/libavformat/mov.c,v retrieving revision 1.97 retrieving revision 1.98 diff -u -d -r1.97 -r1.98 --- mov.c 30 Dec 2005 18:25:46 -0000 1.97 +++ mov.c 30 Dec 2005 20:34:08 -0000 1.98 @@ -151,6 +151,8 @@ /* map numeric codes from mdhd atom to ISO 639 */ /* cf. QTFileFormat.pdf p253, qtff.pdf p205 */ +/* http://developer.apple.com/documentation/mac/Text/Text-368.html */ +/* deprecated by putting the code as 3*5bit ascii */ static const char *mov_mdhd_language_map[] = { /* 0-9 */ "eng", "fra", "ger", "ita", "dut", "sve", "spa", "dan", "por", "nor", @@ -353,24 +355,54 @@ #define print_atom(a,b) #endif -const char *ff_mov_lang_to_iso639(int code) +static int ff_mov_lang_to_iso639(int code, char *to) { + int i; + /* is it the mangled iso code? */ + /* see http://www.geocities.com/xhelmboyx/quicktime/formats/mp4-layout.txt */ + if (code > 138) { + for (i = 2; i >= 0; i--) { + to[i] = 0x60 + (code & 0x1f); + code >>= 5; + } + return 1; + } + /* old fashion apple lang code */ if (code >= (sizeof(mov_mdhd_language_map)/sizeof(char *))) - return NULL; + return 0; if (!mov_mdhd_language_map[code]) - return NULL; - return mov_mdhd_language_map[code]; + return 0; + strncpy(to, mov_mdhd_language_map[code], 4); + return 1; } -extern int ff_mov_iso639_to_lang(const char *lang); /* for movenc.c */ -int ff_mov_iso639_to_lang(const char *lang) +extern int ff_mov_iso639_to_lang(const char *lang, int mp4); /* for movenc.c */ +int ff_mov_iso639_to_lang(const char *lang, int mp4) { - int i; - for (i = 0; i < (sizeof(mov_mdhd_language_map)/sizeof(char *)); i++) { + int i, code = 0; + + /* old way, only for QT? */ + for (i = 0; !mp4 && (i < (sizeof(mov_mdhd_language_map)/sizeof(char *))); i++) { if (mov_mdhd_language_map[i] && !strcmp(lang, mov_mdhd_language_map[i])) return i; } - return -1; + /* XXX:can we do that in mov too? */ + if (!mp4) + return 0; + /* handle undefined as such */ + if (lang[0] == '\0') + lang = "und"; + /* 5bit ascii */ + for (i = 0; i < 3; i++) { + unsigned char c = (unsigned char)lang[i]; + if (c < 0x60) + return 0; + if (c > 0x60 + 0x1f) + return 0; + code <<= 5; + code |= (c - 0x60); + } + return code; } static int mov_read_leaf(MOVContext *c, ByteIOContext *pb, MOV_atom_t atom) @@ -675,7 +707,6 @@ { int version; int lang; - const char *iso639; print_atom("mdhd", atom); version = get_byte(pb); /* version */ @@ -697,9 +728,7 @@ c->fc->streams[c->fc->nb_streams-1]->duration = (version==1)?get_be64(pb):get_be32(pb); /* duration */ lang = get_be16(pb); /* language */ - iso639 = ff_mov_lang_to_iso639(lang); - if (iso639) - strncpy(c->fc->streams[c->fc->nb_streams-1]->language, iso639, 4); + ff_mov_lang_to_iso639(lang, c->fc->streams[c->fc->nb_streams-1]->language); get_be16(pb); /* quality */ return 0; Index: movenc.c =================================================================== RCS file: /cvsroot/ffmpeg/ffmpeg/libavformat/movenc.c,v retrieving revision 1.46 retrieving revision 1.47 diff -u -d -r1.46 -r1.47 --- movenc.c 22 Dec 2005 01:10:11 -0000 1.46 +++ movenc.c 30 Dec 2005 20:34:08 -0000 1.47 @@ -52,6 +52,7 @@ long sampleCount; long sampleDuration; int hasKeyframes; + int language; int trackID; AVCodecContext *enc; @@ -72,6 +73,9 @@ static int mov_write_esds_tag(ByteIOContext *pb, MOVTrack* track); +/* output language code from iso639 language name */ +extern int ff_mov_iso639_to_lang(const char *lang, int mp4); + const CodecTag ff_mov_obj_type[] = { { CODEC_ID_MPEG4 , 32 }, { CODEC_ID_AAC , 64 }, @@ -701,7 +705,7 @@ put_be32(pb, track->time); /* modification time */ put_be32(pb, track->timescale); /* time scale (sample rate for audio) */ put_be32(pb, track->trackDuration); /* duration */ - put_be16(pb, 0); /* language, 0 = english */ + put_be16(pb, track->language); /* language */ put_be16(pb, 0); /* reserved (quality) */ return 32; } @@ -1331,6 +1335,8 @@ av_log(s, AV_LOG_INFO, "Warning, using MS style audio codec tag, the file may be unplayable!\n"); } } + /* don't know yet if mp4 or not */ + mov->tracks[i].language = ff_mov_iso639_to_lang(s->streams[i]->language, 1); } /* Default mode == MP4 */

1 0

CVS: ffmpeg configure,1.222,1.223
by diego＠mplayerhq.hu 30 Dec '05

30 Dec '05

Update of /cvsroot/ffmpeg/ffmpeg In directory mail:/var2/tmp/cvs-serv2157 Modified Files: configure Log Message: Replace buggy --disable-codec/--enable-codec with non-buggy --disable-decoder/--enable-decoder and --disable-encoder/--enable-encoder. Index: configure =================================================================== RCS file: /cvsroot/ffmpeg/ffmpeg/configure,v retrieving revision 1.222 retrieving revision 1.223 diff -u -d -r1.222 -r1.223 --- configure 22 Dec 2005 01:10:04 -0000 1.222 +++ configure 30 Dec 2005 15:16:53 -0000 1.223 @@ -79,8 +79,10 @@ echo " --enable-small optimize for size instead of speed" echo " --enable-memalign-hack emulate memalign, interferes with memory debuggers" echo " --disable-strip disable stripping of executables and shared libraries" -echo " --enable-codec=CODEC enables CODEC" -echo " --disable-codec=CODEC disables CODEC" +echo " --disable-encoder=NAME disables encoder NAME" +echo " --enable-encoder=NAME enables encoder NAME" +echo " --disable-decoder=NAME disables decoder NAME" +echo " --enable-decoder=NAME enables decoder NAME" echo " --disable-encoders disables all encoders" echo " --disable-decoders disables all decoders" echo " --disable-muxers disables all muxers" @@ -568,9 +570,13 @@ ;; --disable-strip) dostrip="no" ;; - --enable-codec=*) CODEC_LIST="$CODEC_LIST ${opt#--enable-codec=}" + --enable-encoder=*) CODEC_LIST="$CODEC_LIST ${opt#--enable-encoder=}_encoder" ;; - --disable-codec=*) CODEC_LIST="`echo $CODEC_LIST | sed -e \"s#${opt#--disable-codec=}##\"`" + --enable-decoder=*) CODEC_LIST="$CODEC_LIST ${opt#--enable-decoder=}_decoder" + ;; + --disable-encoder=*) CODEC_LIST="`echo $CODEC_LIST | sed -e \"s#${opt#--disable-encoder=}_encoder##\"`" + ;; + --disable-decoder=*) CODEC_LIST="`echo $CODEC_LIST | sed -e \"s#${opt#--disable-decoder=}_decoder##\"`" ;; --disable-encoders) CODEC_LIST="`echo $CODEC_LIST | sed 's/[-_a-zA-Z0-9]*encoder//g'`" ;;

1 0

CVS: ffmpeg/libavcodec snow.c,1.71,1.72
by michael＠mplayerhq.hu 30 Dec '05

30 Dec '05

Update of /cvsroot/ffmpeg/ffmpeg/libavcodec In directory mail:/var2/tmp/cvs-serv16320 Modified Files: snow.c Log Message: mem corruption fix Index: snow.c =================================================================== RCS file: /cvsroot/ffmpeg/ffmpeg/libavcodec/snow.c,v retrieving revision 1.71 retrieving revision 1.72 diff -u -d -r1.71 -r1.72 --- snow.c 29 Dec 2005 02:17:51 -0000 1.71 +++ snow.c 30 Dec 2005 15:12:02 -0000 1.72 @@ -589,9 +589,11 @@ static uint8_t qexp[QROOT]; static inline int mirror(int v, int m){ - if (v<0) return -v; - else if(v>m) return 2*m-v; - else return v; + while((unsigned)v > (unsigned)m){ + v=-v; + if(v<0) v+= 2*m; + } + return v; } static inline void put_symbol(RangeCoder *c, uint8_t *state, int v, int is_signed){ @@ -1095,13 +1097,13 @@ DWTELEM *b3= buffer + mirror(y+2, height-1)*stride; {START_TIMER - if(b1 <= b3) horizontal_decompose53i(b2, width); - if(y+2 < height) horizontal_decompose53i(b3, width); + if(y+1<(unsigned)height) horizontal_decompose53i(b2, width); + if(y+2<(unsigned)height) horizontal_decompose53i(b3, width); STOP_TIMER("horizontal_decompose53i")} {START_TIMER - if(b1 <= b3) vertical_decompose53iH0(b1, b2, b3, width); - if(b0 <= b2) vertical_decompose53iL0(b0, b1, b2, width); + if(y+1<(unsigned)height) vertical_decompose53iH0(b1, b2, b3, width); + if(y+0<(unsigned)height) vertical_decompose53iL0(b0, b1, b2, width); STOP_TIMER("vertical_decompose53i*")} b0=b2; @@ -1245,17 +1247,17 @@ DWTELEM *b5= buffer + mirror(y+4, height-1)*stride; {START_TIMER - if(b3 <= b5) horizontal_decompose97i(b4, width); - if(y+4 < height) horizontal_decompose97i(b5, width); + if(y+3<(unsigned)height) horizontal_decompose97i(b4, width); + if(y+4<(unsigned)height) horizontal_decompose97i(b5, width); if(width>400){ STOP_TIMER("horizontal_decompose97i") }} {START_TIMER - if(b3 <= b5) vertical_decompose97iH0(b3, b4, b5, width); - if(b2 <= b4) vertical_decompose97iL0(b2, b3, b4, width); - if(b1 <= b3) vertical_decompose97iH1(b1, b2, b3, width); - if(b0 <= b2) vertical_decompose97iL1(b0, b1, b2, width); + if(y+3<(unsigned)height) vertical_decompose97iH0(b3, b4, b5, width); + if(y+2<(unsigned)height) vertical_decompose97iL0(b2, b3, b4, width); + if(y+1<(unsigned)height) vertical_decompose97iH1(b1, b2, b3, width); + if(y+0<(unsigned)height) vertical_decompose97iL1(b0, b1, b2, width); if(width>400){ STOP_TIMER("vertical_decompose97i") @@ -1368,13 +1370,13 @@ DWTELEM *b3= slice_buffer_get_line(sb, mirror3 * stride_line); {START_TIMER - if(mirror1 <= mirror3) vertical_compose53iL0(b1, b2, b3, width); - if(mirror0 <= mirror2) vertical_compose53iH0(b0, b1, b2, width); + if(y+1<(unsigned)height) vertical_compose53iL0(b1, b2, b3, width); + if(y+0<(unsigned)height) vertical_compose53iH0(b0, b1, b2, width); STOP_TIMER("vertical_compose53i*")} {START_TIMER - if(y-1 >= 0) horizontal_compose53i(b0, width); - if(mirror0 <= mirror2) horizontal_compose53i(b1, width); + if(y-1<(unsigned)height) horizontal_compose53i(b0, width); + if(y+0<(unsigned)height) horizontal_compose53i(b1, width); STOP_TIMER("horizontal_compose53i")} cs->b0 = b2; @@ -1390,13 +1392,13 @@ DWTELEM *b3= buffer + mirror(y+2, height-1)*stride; {START_TIMER - if(b1 <= b3) vertical_compose53iL0(b1, b2, b3, width); - if(b0 <= b2) vertical_compose53iH0(b0, b1, b2, width); + if(y+1<(unsigned)height) vertical_compose53iL0(b1, b2, b3, width); + if(y+0<(unsigned)height) vertical_compose53iH0(b0, b1, b2, width); STOP_TIMER("vertical_compose53i*")} {START_TIMER - if(y-1 >= 0) horizontal_compose53i(b0, width); - if(b0 <= b2) horizontal_compose53i(b1, width); + if(y-1<(unsigned)height) horizontal_compose53i(b0, width); + if(y+0<(unsigned)height) horizontal_compose53i(b1, width); STOP_TIMER("horizontal_compose53i")} cs->b0 = b2; @@ -1526,17 +1528,17 @@ if(y>0 && y+4<height){ vertical_compose97i(b0, b1, b2, b3, b4, b5, width); }else{ - if(mirror3 <= mirror5) vertical_compose97iL1(b3, b4, b5, width); - if(mirror2 <= mirror4) vertical_compose97iH1(b2, b3, b4, width); - if(mirror1 <= mirror3) vertical_compose97iL0(b1, b2, b3, width); - if(mirror0 <= mirror2) vertical_compose97iH0(b0, b1, b2, width); + if(y+3<(unsigned)height) vertical_compose97iL1(b3, b4, b5, width); + if(y+2<(unsigned)height) vertical_compose97iH1(b2, b3, b4, width); + if(y+1<(unsigned)height) vertical_compose97iL0(b1, b2, b3, width); + if(y+0<(unsigned)height) vertical_compose97iH0(b0, b1, b2, width); } if(width>400){ STOP_TIMER("vertical_compose97i")}} {START_TIMER - if(y-1>= 0) horizontal_compose97i(b0, width); - if(mirror0 <= mirror2) horizontal_compose97i(b1, width); + if(y-1<(unsigned)height) horizontal_compose97i(b0, width); + if(y+0<(unsigned)height) horizontal_compose97i(b1, width); if(width>400 && mirror0 <= mirror2){ STOP_TIMER("horizontal_compose97i")}} @@ -1565,16 +1567,16 @@ } {START_TIMER - if(b3 <= b5) vertical_compose97iL1(b3, b4, b5, width); - if(b2 <= b4) vertical_compose97iH1(b2, b3, b4, width); - if(b1 <= b3) vertical_compose97iL0(b1, b2, b3, width); - if(b0 <= b2) vertical_compose97iH0(b0, b1, b2, width); + if(y+3<(unsigned)height) vertical_compose97iL1(b3, b4, b5, width); + if(y+2<(unsigned)height) vertical_compose97iH1(b2, b3, b4, width); + if(y+1<(unsigned)height) vertical_compose97iL0(b1, b2, b3, width); + if(y+0<(unsigned)height) vertical_compose97iH0(b0, b1, b2, width); if(width>400){ STOP_TIMER("vertical_compose97i")}} {START_TIMER - if(y-1>= 0) horizontal_compose97i(b0, width); - if(b0 <= b2) horizontal_compose97i(b1, width); + if(y-1<(unsigned)height) horizontal_compose97i(b0, width); + if(y+0<(unsigned)height) horizontal_compose97i(b1, width); if(width>400 && b0 <= b2){ STOP_TIMER("horizontal_compose97i")}} @@ -3199,13 +3201,13 @@ dia_change |= check_block(s, mb_x, mb_y, (int[2]){block->mx+square[i][0], block->my+square[i][1]}, 0, &best_rd); }while(dia_change); //FIXME or try the standard 2 pass qpel or similar - +#if 1 for(i=0; i<3; i++){ color[i]= get_dc(s, mb_x, mb_y, i); } check_block(s, mb_x, mb_y, color, 1, &best_rd); //FIXME RD style color selection - +#endif if(!same_block(block, &backup)){ if(tb != &null_block) tb ->type &= ~BLOCK_OPT; if(lb != &null_block) lb ->type &= ~BLOCK_OPT;

1 0

CVS: ffmpeg Changelog,1.58,1.59
by diego＠mplayerhq.hu 30 Dec '05

30 Dec '05

Update of /cvsroot/ffmpeg/ffmpeg In directory mail:/var2/tmp/cvs-serv16983 Modified Files: Changelog Log Message: updates Index: Changelog =================================================================== RCS file: /cvsroot/ffmpeg/ffmpeg/Changelog,v retrieving revision 1.58 retrieving revision 1.59 diff -u -d -r1.58 -r1.59 --- Changelog 27 Dec 2005 20:05:06 -0000 1.58 +++ Changelog 29 Dec 2005 16:31:14 -0000 1.59 @@ -25,8 +25,11 @@ - H.264 custom quantization matrices support - ffserver fixed, it should now be usable again - QDM2 audio decoder -- cook decoder -- wma2 fixed, now all files should be decodeable +- cook audio decoder +- wma2 audio decoder fixed, now all files should play correctly +- jpeg-ls decoder (unfinished) +- build system improvements +- tabs and trailing whitespace removed from the codebase version 0.4.9-pre1:

7 7

CVS: ffmpeg/doc ffmpeg-doc.texi,1.101,1.102
by diego＠mplayerhq.hu 29 Dec '05

29 Dec '05

Update of /cvsroot/ffmpeg/ffmpeg/doc In directory mail:/var2/tmp/cvs-serv25322/doc Modified Files: ffmpeg-doc.texi Log Message: spelling/grammar Index: ffmpeg-doc.texi =================================================================== RCS file: /cvsroot/ffmpeg/ffmpeg/doc/ffmpeg-doc.texi,v retrieving revision 1.101 retrieving revision 1.102 diff -u -d -r1.101 -r1.102 --- ffmpeg-doc.texi 26 Dec 2005 09:16:44 -0000 1.101 +++ ffmpeg-doc.texi 29 Dec 2005 18:13:58 -0000 1.102 @@ -1265,10 +1265,10 @@ as array index or other risky things. @item Remember to check if you need to bump versions for the specific libav - parts (libavutil,libavcodec,libavformat) you are changing. You need + parts (libavutil, libavcodec, libavformat) you are changing. You need to change the version integer and the version string. Incrementing the first component means no backward compatibility to - previous version (e.g. removal of a function). + previous versions (e.g. removal of a function). Incrementing the second component means backward compatible change (e.g. addition of a function). Incrementing the third component means a noteworthy binary compatible

1 0

CVS: ffmpeg Changelog,1.59,1.60
by diego＠mplayerhq.hu 29 Dec '05

29 Dec '05

Update of /cvsroot/ffmpeg/ffmpeg In directory mail:/var2/tmp/cvs-serv12356 Modified Files: Changelog Log Message: spelling/wording/grammar Index: Changelog =================================================================== RCS file: /cvsroot/ffmpeg/ffmpeg/Changelog,v retrieving revision 1.59 retrieving revision 1.60 diff -u -d -r1.59 -r1.60 --- Changelog 29 Dec 2005 16:31:14 -0000 1.59 +++ Changelog 29 Dec 2005 17:51:42 -0000 1.60 @@ -16,18 +16,18 @@ - Autodesk Animator Studio Codec (AASC) decoder - Indeo 2 video decoder - Fraps FPS1 video decoder -- SNOW video encoder/decoder +- Snow video encoder/decoder - Sonic audio encoder/decoder -- Vorbis decoder +- Vorbis audio decoder - Macromedia ADPCM decoder -- Duck TrueMotion 2 decoder -- Support for decoding FLX and DTA extensions in FLIC files +- Duck TrueMotion 2 video decoder +- support for decoding FLX and DTA extensions in FLIC files - H.264 custom quantization matrices support - ffserver fixed, it should now be usable again - QDM2 audio decoder - cook audio decoder - wma2 audio decoder fixed, now all files should play correctly -- jpeg-ls decoder (unfinished) +- JPEG-LS decoder (unfinished) - build system improvements - tabs and trailing whitespace removed from the codebase @@ -51,71 +51,71 @@ - MSZH and ZLIB decoder support - SVQ1 video encoder - AMR-WB support -- PPC optimisations +- PPC optimizations - rate distortion optimal cbp support -- rate distorted optimal ac prediction for mpeg4 +- rate distorted optimal ac prediction for MPEG-4 - rate distorted optimal lambda->qp support - AAC encoding with libfaac - Sunplus JPEG codec (SP5X) support -- use lagrange multipler instead of qp for ratecontrol -- theora/VP3 decoding support +- use Lagrange multipler instead of QP for ratecontrol +- Theora/VP3 decoding support - XA and ADX ADPCM codecs -- export mpeg2 active display area / pan scan +- export MPEG-2 active display area / pan scan - Add support for configuring with IBM XLC - floating point AAN DCT -- initial support for zygovideo (not complete) -- rgb ffv1 support +- initial support for zygo video (not complete) +- RGB ffv1 support - new audio/video parser API - av_log() system - av_read_frame() and av_seek_frame() support - missing last frame fixes - seek by mouse in ffplay -- noise reduction of dct coefficients -- h263 OBMC & 4MV support -- h263 alternative inter vlc support -- h263 loop filter -- h263 slice structured mode -- interlaced DCT support for MPEG2 encoding +- noise reduction of DCT coefficients +- H.263 OBMC & 4MV support +- H.263 alternative inter vlc support +- H.263 loop filter +- H.263 slice structured mode +- interlaced DCT support for MPEG-2 encoding - stuffing to stay above min_bitrate -- mb type & qp vissualization +- MB type & QP visualization - frame stepping for ffplay - interlaced motion estimation - alternate scantable support - SVCD scan offset support -- closed gop support -- SSE2 fdct +- closed GOP support +- SSE2 FDCT - quantizer noise shaping - G.726 ADPCM audio codec - MS ADPCM encoding - multithreaded/SMP motion estimation -- multithreaded/SMP encoding for MPEG1/MPEG2/MPEG4/H263 -- multithreaded/SMP decoding for MPEG2 +- multithreaded/SMP encoding for MPEG-1/MPEG-2/MPEG-4/H.263 +- multithreaded/SMP decoding for MPEG-2 - FLAC decoder - Metrowerks CodeWarrior suppport -- h263+ custom pcf support +- H.263+ custom pcf support - nicer output for 'ffmpeg -formats' -- matroska demuxer +- Matroska demuxer - SGI image format, encoding and decoding -- h264 loop filter support -- h264 CABAC support +- H.264 loop filter support +- H.264 CABAC support - nicer looking arrows for the motion vector vissualization - improved VCD support - audio timestamp drift compensation -- mpeg2 YUV 422/444 support +- MPEG-2 YUV 422/444 support - polyphase kaiser windowed sinc and blackman nuttall windowed sinc audio resample - better image scaling -- h261 support +- H.261 support - correctly interleave packets during encoding - VIS optimized motion compensation -- intra_dc_precission>0 encoding support -- support reuse of motion vectors/mb types/field select values of the source video +- intra_dc_precision>0 encoding support +- support reuse of motion vectors/MB types/field select values of the source video - more accurate deblock filter - padding support - many optimizations and bugfixes version 0.4.8: -- MPEG2 video encoding (Michael) +- MPEG-2 video encoding (Michael) - Id RoQ playback subsystem (Mike Melanson and Tim Ferguson) - Wing Commander III Movie (.mve) file playback subsystem (Mike Melanson and Mario Brito) @@ -125,230 +125,229 @@ version 0.4.7: -- RealAudio 1.0 (14_4) and 2.0 (28_8) native decoders. Author unknown, code from a mplayerhq +- RealAudio 1.0 (14_4) and 2.0 (28_8) native decoders. Author unknown, code from mplayerhq (originally from public domain player for Amiga at http://www.honeypot.net/audio) -- Current version now also compiles with older GCC (Fabrice) +- current version now also compiles with older GCC (Fabrice) - 4X multimedia playback system including 4xm file demuxer (Mike Melanson), and 4X video and audio codecs (Michael) - Creative YUV (CYUV) decoder (Mike Melanson) - FFV1 codec (our very simple lossless intra only codec, compresses much better - then huffyuv) (Michael) -- ASV1 (Asus), H.264, Intel indeo3 codecs has been added (Various) -- Tiny PNG encoder and decoder, tiny GIF decoder, PAM decoder (PPM with + than HuffYUV) (Michael) +- ASV1 (Asus), H.264, Intel indeo3 codecs have been added (various) +- tiny PNG encoder and decoder, tiny GIF decoder, PAM decoder (PPM with alpha support), JPEG YUV colorspace support. (Fabrice Bellard) - ffplay has been replaced with a newer version which uses SDL (optionally) - for multi platform support (fabrice) + for multiplatform support (Fabrice) - Sorenson Version 3 codec (SVQ3) support has been added (decoding only) - donated by anonymous - AMR format has been added (Johannes Carlsson) -- 3gp support has been added (Johannes Carlsson) +- 3GP support has been added (Johannes Carlsson) - VP3 codec has been added (Mike Melanson) - more MPEG-1/2 fixes -- Better Multi platform support, MS Visual Studio fixes (various) -- Altivec optimizations (Magnus Damn and others) +- better multiplatform support, MS Visual Studio fixes (various) +- AltiVec optimizations (Magnus Damn and others) - SH4 processor support has been added (BERO) -- New public interfaces (avcodec_get_pix_fmt) (Roman Shaposhnick) -- VOB Streaming support (Brian Foley) -- Better MP3 Autodetection (Andriy Rysin) +- new public interfaces (avcodec_get_pix_fmt) (Roman Shaposhnick) +- VOB streaming support (Brian Foley) +- better MP3 autodetection (Andriy Rysin) - qpel encoding (Michael) - 4mv+b frames encoding finally fixed (Michael) - chroma ME (Michael) -- 5 comparission functions for ME (Michael) -- b frame encoding speedup (Michael) -- wmv2 codec (unfinished - Michael) +- 5 comparison functions for ME (Michael) +- B-frame encoding speedup (Michael) +- WMV2 codec (unfinished - Michael) - user specified diamond size for EPZS (Michael) - Playstation STR playback subsystem, still experimental (Mike and Michael) - ASV2 codec (Michael) - CLJR decoder (Alex) -.. And lots more new enhances and fixes. +.. And lots more new enhancements and fixes. version 0.4.6: -- completely new integer only mpeg audio layer 1/2/3 decoder rewritten - from scratch. -- recoded dct and motion vector search with gcc (no longer depends on - nasm). -- fix quantization bug in AC3 encoder. -- added PCM codecs and format. Corrected wav/avi/asf pcm issues. -- added prototype ffplay program. -- added GOB header parsing on H.263/H.263+ decoder. (Juanjo) -- bug fix on MCBPC tables of H.263. (Juanjo) -- bug fix on DC coefficients of H.263. (Juanjo) -- added Advanced Prediction Mode on H.263/H.263+ decoder. (Juanjo) -- now we can decode H.263 streams found on QuickTime files. (Juanjo) -- now we can decode H.263 streams found on VIVO v1 files.(Juanjo) +- completely new integer only MPEG audio layer 1/2/3 decoder rewritten + from scratch +- Recoded DCT and motion vector search with gcc (no longer depends on nasm) +- fix quantization bug in AC3 encoder +- added PCM codecs and format. Corrected WAV/AVI/ASF PCM issues +- added prototype ffplay program +- added GOB header parsing on H.263/H.263+ decoder (Juanjo) +- bug fix on MCBPC tables of H.263 (Juanjo) +- bug fix on DC coefficients of H.263 (Juanjo) +- added Advanced Prediction Mode on H.263/H.263+ decoder (Juanjo) +- now we can decode H.263 streams found in QuickTime files (Juanjo) +- now we can decode H.263 streams found in VIVO v1 files(Juanjo) - preliminary RTP "friendly" mode for H.263/H.263+ coding. (Juanjo) -- added GOB header for H.263/H.263+ coding on RTP mode. (Juanjo) -- now H.263 picture size is returned on the first decoded frame. (Juanjo) +- added GOB header for H.263/H.263+ coding on RTP mode (Juanjo) +- now H.263 picture size is returned on the first decoded frame (Juanjo) - added first regression tests -- added MPEG2 TS demux +- added MPEG-2 TS demuxer - new demux API for libav - more accurate and faster IDCT (Michael) -- faster and entropy controlled motion search (Michael) +- faster and entropy-controlled motion search (Michael) - two pass video encoding (Michael) - new video rate control (Michael) - added MSMPEG4V1, MSMPEGV2 and WMV1 support (Michael) - great performance improvement of video encoders and decoders (Michael) - new and faster bit readers and vlc parsers (Michael) -- high quality encoding mode : tries all macroblock/VLC types (Michael) +- high quality encoding mode: tries all macroblock/VLC types (Michael) - added DV video decoder - preliminary RTP/RTSP support in ffserver and libavformat -- H.263+ AIC decoding/encoding support. (Juanjo) -- VCD MPEG-PS mode. (Juanjo) -- PSNR stuff. (Juanjo) -- Simple stats output. (Juanjo) -- 16-bit and 15-bit rgb/bgr/gbr support (Bisqwit) +- H.263+ AIC decoding/encoding support (Juanjo) +- VCD MPEG-PS mode (Juanjo) +- PSNR stuff (Juanjo) +- simple stats output (Juanjo) +- 16-bit and 15-bit RGB/BGR/GBR support (Bisqwit) version 0.4.5: -- some header fixes (Zdenek Kabelac <kabi at informatics.muni.cz>). -- many MMX optimizations (Nick Kurshev <nickols_k at mail.ru>). -- added configure system (actually a small shell script). -- added mpeg audio layer 1/2/3 decoding using LGPL'ed mpglib by +- some header fixes (Zdenek Kabelac <kabi at informatics.muni.cz>) +- many MMX optimizations (Nick Kurshev <nickols_k at mail.ru>) +- added configure system (actually a small shell script) +- added MPEG audio layer 1/2/3 decoding using LGPL'ed mpglib by Michael Hipp (temporary solution - waiting for integer only - decoder). -- fixed VIDIOCSYNC interrupt. -- added Intel H263 decoding support ('I263' avi fourCC) -- added Real Video 1.0 decoding (needs further testing). + decoder) +- fixed VIDIOCSYNC interrupt +- added Intel H.263 decoding support ('I263' AVI fourCC) +- added Real Video 1.0 decoding (needs further testing) - simplified image formats again. Added PGM format (=grey pgm). Renamed old PGM to PGMYUV. -- fixed msmpeg4 slice issues (tell me if you still find problems). -- fixed opendivx bugs with newer versions (added VOL header decoding). -- added support for mplayer interface. -- added macroblock skip optimization. -- added MJPEG decoder. -- added mmx/mmxext idct from libmpeg2. +- fixed msmpeg4 slice issues (tell me if you still find problems) +- fixed OpenDivX bugs with newer versions (added VOL header decoding) +- added support for MPlayer interface +- added macroblock skip optimization +- added MJPEG decoder +- added mmx/mmxext IDCT from libmpeg2 - added pgmyuvpipe, ppm, and ppm_pipe formats (original patch by Celer - <celer at shell.scrypt.net>). -- added pixel format convertion layer (e.g. for MJPEG or PPM). -- added deinterlacing option. -- mpeg1/2 fixes. -- mpeg4 vol header fixes (Jonathan Marsden <snmjbm at pacbell.net>). -- ARM optimizations (Lionel Ulmer <lionel.ulmer at free.fr>). -- Windows porting of file converter. -- added MJPEG raw format (input/ouput). -- added JPEG image format support (input/output). + <celer at shell.scrypt.net>) +- added pixel format conversion layer (e.g. for MJPEG or PPM) +- added deinterlacing option +- MPEG-1/2 fixes +- MPEG-4 vol header fixes (Jonathan Marsden <snmjbm at pacbell.net>) +- ARM optimizations (Lionel Ulmer <lionel.ulmer at free.fr>). +- Windows porting of file converter +- added MJPEG raw format (input/ouput) +- added JPEG image format support (input/output) version 0.4.4: - fixed some std header definitions (Bjorn Lindgren - <bjorn.e.lindgren at telia.com>). -- added mpeg demux (mpeg 1 and 2 compatible). -- added ASF demux. -- added prototype RM demux. -- added AC3 decoding (done with libac3 by Aaron Holtzman). -- added decoding codec parameter guessing (.e.g. for mpeg, because the - header does not include them). -- fixed header generation in mpeg1, AVI and ASF mux : wmplayer can now - play them (only tested video). -- fixed h263 white bug. -- fixed phase rounding in img resample filter. -- add mmx code for polyphase img resample filter. -- added CPU autodetect. -- added generic title/author/copyright/comment string handling (ASF and RM use them). + <bjorn.e.lindgren at telia.com>). +- added MPEG demuxer (MPEG-1 and 2 compatible). +- added ASF demuxer +- added prototype RM demuxer +- added AC3 decoding (done with libac3 by Aaron Holtzman) +- added decoding codec parameter guessing (.e.g. for MPEG, because the + header does not include them) +- fixed header generation in MPEG-1, AVI and ASF muxer: wmplayer can now + play them (only tested video) +- fixed H.263 white bug +- fixed phase rounding in img resample filter +- add MMX code for polyphase img resample filter +- added CPU autodetection +- added generic title/author/copyright/comment string handling (ASF and RM + use them) - added SWF demux to extract MP3 track (not usable yet because no MP3 - decoder). -- added fractional frame rate support. + decoder) +- added fractional frame rate support - codecs are no longer searched by read_header() (should fix ffserver - segfault). + segfault) version 0.4.3: -- BGR24 patch (initial patch by Jeroen Vreeken <pe1rxq at amsat.org>). -- fixed raw yuv output. -- added motion rounding support in MPEG4. -- fixed motion bug rounding in MSMPEG4. -- added B frame handling in video core. -- added full MPEG1 decoding support. -- added partial (frame only) MPEG2 support. +- BGR24 patch (initial patch by Jeroen Vreeken <pe1rxq at amsat.org>) +- fixed raw yuv output +- added motion rounding support in MPEG-4 +- fixed motion bug rounding in MSMPEG4 +- added B-frame handling in video core +- added full MPEG-1 decoding support +- added partial (frame only) MPEG-2 support - changed the FOURCC code for H.263 to "U263" to be able to see the -+AVI/H.263 file with the UB Video H.263+ decoder. MPlayer works with -this +codec ;) (JuanJo). -- Halfpel motion estimation after mb type selection (JuanJo). -- added pgm and .Y.U.V output format. + +AVI/H.263 file with the UB Video H.263+ decoder. MPlayer works with + this +codec ;) (JuanJo). +- Halfpel motion estimation after MB type selection (JuanJo) +- added pgm and .Y.U.V output format - suppressed 'img:' protocol. Simply use: /tmp/test%d.[pgm|Y] as input or output. - added pgmpipe I/O format (original patch from Martin Aumueller - <lists at reserv.at>, but changed completely since we use a format - instead of a protocol). + <lists at reserv.at>, but changed completely since we use a format + instead of a protocol) version 0.4.2: -- added H263/MPEG4/MSMPEG4 decoding support. MPEG4 decoding support - (for openDIVX) is almost complete: 8x8 MVs and rounding are +- added H.263/MPEG-4/MSMPEG4 decoding support. MPEG-4 decoding support + (for OpenDivX) is almost complete: 8x8 MVs and rounding are missing. MSMPEG4 support is complete. -- added prototype MPEG1 decoder. Only I and P frames handled yet (it - can decode ffmpeg mpegs :-)). +- added prototype MPEG-1 decoder. Only I- and P-frames handled yet (it + can decode ffmpeg MPEGs :-)). - added libavcodec API documentation (see apiexample.c). - fixed image polyphase bug (the bottom of some images could be - greenish). + greenish) - added support for non clipped motion vectors (decoding only) - and image sizes non multiple of 16. -- added support for AC prediction (decoding only). -- added file overwrite confirmation (can be disabled with -y). -- Added custom size picture to H.263 using H.263+ (Juanjo). + and image sizes non-multiple of 16 +- added support for AC prediction (decoding only) +- added file overwrite confirmation (can be disabled with -y) +- added custom size picture to H.263 using H.263+ (Juanjo) version 0.4.1: -- added MSMPEG4 (aka DIVX) compatible encoder. Changed default codec - of avi and asf to DIV3. +- added MSMPEG4 (aka DivX) compatible encoder. Changed default codec + of AVI and ASF to DIV3. - added -me option to set motion estimation method (default=log). suppressed redundant -hq option. - added options -acodec and -vcodec to force a given codec (useful for - AVI for example). -- fixed -an option. -- improved dct_quantize speed. -- factorized some motion estimation code. + AVI for example) +- fixed -an option +- improved dct_quantize speed +- factorized some motion estimation code version 0.4.0: -- removing grab code from ffserver and moved it to ffmpeg. Added multi - stream support to ffmpeg. +- removing grab code from ffserver and moved it to ffmpeg. Added + multistream support to ffmpeg. - added timeshifting support for live feeds (option ?date=xxx in the - URL). + URL) - added high quality image resize code with polyphase filter (need mmx/see optimisation). Enable multiple image size support in ffserver. -- added multi live feed support in ffserver. +- added multi live feed support in ffserver - suppressed master feature from ffserver (it should be done with an external program which opens the .ffm url and writes it to another - ffserver). -- added preliminary support for video stream parsing (wav and avi half - done). Added proper support for audio/video file convertion in + ffserver) +- added preliminary support for video stream parsing (WAV and AVI half + done). Added proper support for audio/video file conversion in ffmpeg. -- added preliminary support for video file sending from ffserver. -- redesigning I/O subsystem : now using URL based input and output - (see avio.h). -- added wav format support. -- added "tty user interface" to ffmpeg to stop grabbing gracefully. -- added MMX/SSE optimizations to SAD (Sums of Absolutes Diferences) - (Juan J. Sierralta P. a.k.a. "Juanjo" <juanjo at atmlab.utfsm.cl>). -- added MMX DCT from mpeg2_movie 1.5 (Juanjo). -- added new motion estimation algorithms, log and phods (Juanjo). -- changed directories : libav for format handling, libavcodec for - codecs. +- added preliminary support for video file sending from ffserver +- redesigning I/O subsystem: now using URL based input and output + (see avio.h) +- added WAV format support +- added "tty user interface" to ffmpeg to stop grabbing gracefully +- added MMX/SSE optimizations to SAD (Sums of Absolutes Differences) + (Juan J. Sierralta P. a.k.a. "Juanjo" <juanjo at atmlab.utfsm.cl>) +- added MMX DCT from mpeg2_movie 1.5 (Juanjo) +- added new motion estimation algorithms, log and phods (Juanjo) +- changed directories: libav for format handling, libavcodec for + codecs version 0.3.4: -- added stereo in mpeg audio encoder. +- added stereo in MPEG audio encoder version 0.3.3: - added 'high quality' mode which use motion vectors. It can be used in real time at low resolution. - fixed rounding problems which caused quality problems at high - bitrates and large gop size. + bitrates and large GOP size version 0.3.2: small fixes -- asf fixes +- ASF fixes - put_seek bug fix version 0.3.1: added avi/divx support -- added avi support -- added mpeg4 codec compatible with open divx. It is based on the h263 - codec. +- added AVI support +- added MPEG-4 codec compatible with OpenDivX. It is based on the H.263 codec - added sound for flash format (not tested) version 0.3: initial public release

1 0