diff --git a/Makefile b/Makefile index 4810b549f3..c5f534c959 100644 --- a/Makefile +++ b/Makefile @@ -22,7 +22,7 @@ MANDIR = ${prefix}/man # a BSD compatible 'install' program INSTALL = install -SRCS_COMMON = ima4.c xacodec.c cpudetect.c mp_msg.c ac3-iec958.c dec_audio.c dec_video.c msvidc.c fli.c codec-cfg.c cfgparser.c my_profile.c +SRCS_COMMON = ima4.c xacodec.c cpudetect.c mp_msg.c ac3-iec958.c dec_audio.c dec_video.c msvidc.c cinepak.c fli.c codec-cfg.c cfgparser.c my_profile.c SRCS_MENCODER = mencoder.c $(SRCS_COMMON) libao2/afmt.c divx4_vbr.c libvo/aclib.c libvo/img_format.c SRCS_MPLAYER = mplayer.c $(SRCS_COMMON) find_sub.c subreader.c lirc_mp.c mixer.c spudec.c diff --git a/cinepak.c b/cinepak.c new file mode 100644 index 0000000000..71c621972c --- /dev/null +++ b/cinepak.c @@ -0,0 +1,589 @@ +/* ------------------------------------------------------------------------ + * Radius Cinepak Video Decoder + * + * Dr. Tim Ferguson, 2001. + * For more details on the algorithm: + * http://www.csse.monash.edu.au/~timf/videocodec.html + * + * This is basically a vector quantiser with adaptive vector density. The + * frame is segmented into 4x4 pixel blocks, and each block is coded using + * either 1 or 4 vectors. + * + * There are still some issues with this code yet to be resolved. In + * particular with decoding in the strip boundaries. + * ------------------------------------------------------------------------ */ +#include +#include +#include +#include +#include +#include + +#include "config.h" + +#define DBUG 0 +#define MAX_STRIPS 32 + +/* ------------------------------------------------------------------------ */ +typedef struct +{ + unsigned char y0, y1, y2, y3; + char u, v; + unsigned long rgb0, rgb1, rgb2, rgb3; /* should be a union */ + unsigned char r[4], g[4], b[4]; +} cvid_codebook; + +typedef struct { + cvid_codebook *v4_codebook[MAX_STRIPS]; + cvid_codebook *v1_codebook[MAX_STRIPS]; + int strip_num; +} cinepak_info; + + +/* ------------------------------------------------------------------------ */ +static unsigned char *in_buffer, uiclip[1024], *uiclp = NULL; + +#define get_byte() *(in_buffer++) +#define skip_byte() in_buffer++ +#define get_word() ((unsigned short)(in_buffer += 2, \ + (in_buffer[-2] << 8 | in_buffer[-1]))) +#define get_long() ((unsigned long)(in_buffer += 4, \ + (in_buffer[-4] << 24 | in_buffer[-3] << 16 | in_buffer[-2] << 8 | in_buffer[-1]))) + + +/* ---------------------------------------------------------------------- */ +static inline void read_codebook_32(cvid_codebook *c, int mode) +{ +int uvr, uvg, uvb; + + if(mode) /* black and white */ + { + c->y0 = get_byte(); + c->y1 = get_byte(); + c->y2 = get_byte(); + c->y3 = get_byte(); + c->u = c->v = 0; + + c->rgb0 = (c->y0 << 16) | (c->y0 << 8) | c->y0; + c->rgb1 = (c->y1 << 16) | (c->y1 << 8) | c->y1; + c->rgb2 = (c->y2 << 16) | (c->y2 << 8) | c->y2; + c->rgb3 = (c->y3 << 16) | (c->y3 << 8) | c->y3; + } + else /* colour */ + { + c->y0 = get_byte(); /* luma */ + c->y1 = get_byte(); + c->y2 = get_byte(); + c->y3 = get_byte(); + c->u = get_byte(); /* chroma */ + c->v = get_byte(); + + uvr = c->v << 1; + uvg = -((c->u+1) >> 1) - c->v; + uvb = c->u << 1; + + c->rgb0 = (uiclp[c->y0 + uvr] << 16) | (uiclp[c->y0 + uvg] << 8) | uiclp[c->y0 + uvb]; + c->rgb1 = (uiclp[c->y1 + uvr] << 16) | (uiclp[c->y1 + uvg] << 8) | uiclp[c->y1 + uvb]; + c->rgb2 = (uiclp[c->y2 + uvr] << 16) | (uiclp[c->y2 + uvg] << 8) | uiclp[c->y2 + uvb]; + c->rgb3 = (uiclp[c->y3 + uvr] << 16) | (uiclp[c->y3 + uvg] << 8) | uiclp[c->y3 + uvb]; + } +} + + +/* ------------------------------------------------------------------------ */ +inline void cvid_v1_32(unsigned char *frm, unsigned char *end, int stride, cvid_codebook *cb) +{ +unsigned long *vptr = (unsigned long *)frm, rgb; +int row_inc = stride/4; + + vptr[0] = rgb = cb->rgb0; vptr[1] = rgb; + vptr[2] = rgb = cb->rgb1; vptr[3] = rgb; + vptr += row_inc; if(vptr > (unsigned long *)end) return; + vptr[0] = rgb = cb->rgb0; vptr[1] = rgb; + vptr[2] = rgb = cb->rgb1; vptr[3] = rgb; + vptr += row_inc; if(vptr > (unsigned long *)end) return; + vptr[0] = rgb = cb->rgb2; vptr[1] = rgb; + vptr[2] = rgb = cb->rgb3; vptr[3] = rgb; + vptr += row_inc; if(vptr > (unsigned long *)end) return; + vptr[0] = rgb = cb->rgb2; vptr[1] = rgb; + vptr[2] = rgb = cb->rgb3; vptr[3] = rgb; +} + + +/* ------------------------------------------------------------------------ */ +inline void cvid_v4_32(unsigned char *frm, unsigned char *end, int stride, cvid_codebook *cb0, + cvid_codebook *cb1, cvid_codebook *cb2, cvid_codebook *cb3) +{ +unsigned long *vptr = (unsigned long *)frm; +int row_inc = stride/4; + + vptr[0] = cb0->rgb0; + vptr[1] = cb0->rgb1; + vptr[2] = cb1->rgb0; + vptr[3] = cb1->rgb1; + vptr += row_inc; if(vptr > (unsigned long *)end) return; + vptr[0] = cb0->rgb2; + vptr[1] = cb0->rgb3; + vptr[2] = cb1->rgb2; + vptr[3] = cb1->rgb3; + vptr += row_inc; if(vptr > (unsigned long *)end) return; + vptr[0] = cb2->rgb0; + vptr[1] = cb2->rgb1; + vptr[2] = cb3->rgb0; + vptr[3] = cb3->rgb1; + vptr += row_inc; if(vptr > (unsigned long *)end) return; + vptr[0] = cb2->rgb2; + vptr[1] = cb2->rgb3; + vptr[2] = cb3->rgb2; + vptr[3] = cb3->rgb3; +} + + +/* ---------------------------------------------------------------------- */ +static inline void read_codebook_24(cvid_codebook *c, int mode) +{ +int uvr, uvg, uvb; + + if(mode) /* black and white */ + { + c->y0 = get_byte(); + c->y1 = get_byte(); + c->y2 = get_byte(); + c->y3 = get_byte(); + c->u = c->v = 0; + + c->r[0] = c->g[0] = c->b[0] = c->y0; + c->r[1] = c->g[1] = c->b[1] = c->y1; + c->r[2] = c->g[2] = c->b[2] = c->y2; + c->r[3] = c->g[3] = c->b[3] = c->y3; + } + else /* colour */ + { + c->y0 = get_byte(); /* luma */ + c->y1 = get_byte(); + c->y2 = get_byte(); + c->y3 = get_byte(); + c->u = get_byte(); /* chroma */ + c->v = get_byte(); + + uvr = c->v << 1; + uvg = -((c->u+1) >> 1) - c->v; + uvb = c->u << 1; + + c->r[0] = uiclp[c->y0 + uvr]; c->g[0] = uiclp[c->y0 + uvg]; c->b[0] = uiclp[c->y0 + uvb]; + c->r[1] = uiclp[c->y1 + uvr]; c->g[1] = uiclp[c->y1 + uvg]; c->b[1] = uiclp[c->y1 + uvb]; + c->r[2] = uiclp[c->y2 + uvr]; c->g[2] = uiclp[c->y2 + uvg]; c->b[2] = uiclp[c->y2 + uvb]; + c->r[3] = uiclp[c->y3 + uvr]; c->g[3] = uiclp[c->y3 + uvg]; c->b[3] = uiclp[c->y3 + uvb]; + } +} + + +/* ------------------------------------------------------------------------ */ +void cvid_v1_24(unsigned char *vptr, unsigned char *end, int stride, cvid_codebook *cb) +{ +unsigned char r, g, b; +int row_inc = stride-4*3; + + *vptr++ = b = cb->b[0]; *vptr++ = g = cb->g[0]; *vptr++ = r = cb->r[0]; + *vptr++ = b; *vptr++ = g; *vptr++ = r; + *vptr++ = b = cb->b[1]; *vptr++ = g = cb->g[1]; *vptr++ = r = cb->r[1]; + *vptr++ = b; *vptr++ = g; *vptr++ = r; + vptr += row_inc; if(vptr > end) return; + *vptr++ = b = cb->b[0]; *vptr++ = g = cb->g[0]; *vptr++ = r = cb->r[0]; + *vptr++ = b; *vptr++ = g; *vptr++ = r; + *vptr++ = b = cb->b[1]; *vptr++ = g = cb->g[1]; *vptr++ = r = cb->r[1]; + *vptr++ = b; *vptr++ = g; *vptr++ = r; + vptr += row_inc; if(vptr > end) return; + *vptr++ = b = cb->b[2]; *vptr++ = g = cb->g[2]; *vptr++ = r = cb->r[2]; + *vptr++ = b; *vptr++ = g; *vptr++ = r; + *vptr++ = b = cb->b[3]; *vptr++ = g = cb->g[3]; *vptr++ = r = cb->r[3]; + *vptr++ = b; *vptr++ = g; *vptr++ = r; + vptr += row_inc; if(vptr > end) return; + *vptr++ = b = cb->b[2]; *vptr++ = g = cb->g[2]; *vptr++ = r = cb->r[2]; + *vptr++ = b; *vptr++ = g; *vptr++ = r; + *vptr++ = b = cb->b[3]; *vptr++ = g = cb->g[3]; *vptr++ = r = cb->r[3]; + *vptr++ = b; *vptr++ = g; *vptr++ = r; +} + + +/* ------------------------------------------------------------------------ */ +void cvid_v4_24(unsigned char *vptr, unsigned char *end, int stride, cvid_codebook *cb0, + cvid_codebook *cb1, cvid_codebook *cb2, cvid_codebook *cb3) +{ +int row_inc = stride-4*3; + + *vptr++ = cb0->b[0]; *vptr++ = cb0->g[0]; *vptr++ = cb0->r[0]; + *vptr++ = cb0->b[1]; *vptr++ = cb0->g[1]; *vptr++ = cb0->r[1]; + *vptr++ = cb1->b[0]; *vptr++ = cb1->g[0]; *vptr++ = cb1->r[0]; + *vptr++ = cb1->b[1]; *vptr++ = cb1->g[1]; *vptr++ = cb1->r[1]; + vptr += row_inc; if(vptr > end) return; + *vptr++ = cb0->b[2]; *vptr++ = cb0->g[2]; *vptr++ = cb0->r[2]; + *vptr++ = cb0->b[3]; *vptr++ = cb0->g[3]; *vptr++ = cb0->r[3]; + *vptr++ = cb1->b[2]; *vptr++ = cb1->g[2]; *vptr++ = cb1->r[2]; + *vptr++ = cb1->b[3]; *vptr++ = cb1->g[3]; *vptr++ = cb1->r[3]; + vptr += row_inc; if(vptr > end) return; + *vptr++ = cb2->b[0]; *vptr++ = cb2->g[0]; *vptr++ = cb2->r[0]; + *vptr++ = cb2->b[1]; *vptr++ = cb2->g[1]; *vptr++ = cb2->r[1]; + *vptr++ = cb3->b[0]; *vptr++ = cb3->g[0]; *vptr++ = cb3->r[0]; + *vptr++ = cb3->b[1]; *vptr++ = cb3->g[1]; *vptr++ = cb3->r[1]; + vptr += row_inc; if(vptr > end) return; + *vptr++ = cb2->b[2]; *vptr++ = cb2->g[2]; *vptr++ = cb2->r[2]; + *vptr++ = cb2->b[3]; *vptr++ = cb2->g[3]; *vptr++ = cb2->r[3]; + *vptr++ = cb3->b[2]; *vptr++ = cb3->g[2]; *vptr++ = cb3->r[2]; + *vptr++ = cb3->b[3]; *vptr++ = cb3->g[3]; *vptr++ = cb3->r[3]; +} + + +/* ------------------------------------------------------------------------ + * Call this function once at the start of the sequence and save the + * returned context for calls to decode_cinepak(). + */ +void *decode_cinepak_init(void) +{ +cinepak_info *cvinfo; +int i; + + if((cvinfo = calloc(sizeof(cinepak_info), 1)) == NULL) return NULL; + cvinfo->strip_num = 0; + + if(uiclp == NULL) + { + uiclp = uiclip+512; + for(i = -512; i < 512; i++) + uiclp[i] = (i < 0 ? 0 : (i > 255 ? 255 : i)); + } + + return (void *)cvinfo; +} + + +/* ------------------------------------------------------------------------ + * This function decodes a buffer containing a Cinepak encoded frame. + * + * context - the context created by decode_cinepak_init(). + * buf - the input buffer to be decoded + * size - the size of the input buffer + * frame - the output frame buffer (24 or 32 bit per pixel) + * width - the width of the output frame + * height - the height of the output frame + * bit_per_pixel - the number of bits per pixel allocated to the output + * frame (only 24 or 32 bpp are supported) + */ +void decode_cinepak(void *context, unsigned char *buf, int size, unsigned char *frame, int width, int height, int bit_per_pixel) +{ +cinepak_info *cvinfo = (cinepak_info *)context; +cvid_codebook *v4_codebook, *v1_codebook, *codebook = NULL; +unsigned long x, y, y_bottom, frame_flags, strips, cv_width, cv_height, cnum, + strip_id, chunk_id, x0, y0, x1, y1, ci, flag, mask; +long len, top_size, chunk_size; +unsigned char *frm_ptr, *frm_end; +int i, cur_strip, d0, d1, d2, d3, frm_stride, bpp = 3; +void (*read_codebook)(cvid_codebook *c, int mode) = read_codebook_24; +void (*cvid_v1)(unsigned char *frm, unsigned char *end, int stride, cvid_codebook *cb) = cvid_v1_24; +void (*cvid_v4)(unsigned char *frm, unsigned char *end, int stride, cvid_codebook *cb0, + cvid_codebook *cb1, cvid_codebook *cb2, cvid_codebook *cb3) = cvid_v4_24; + + x = y = 0; + y_bottom = 0; + in_buffer = buf; + + frame_flags = get_byte(); + len = get_byte() << 16; + len |= get_byte() << 8; + len |= get_byte(); + + switch(bit_per_pixel) + { + case 24: + bpp = 3; + read_codebook = read_codebook_24; + cvid_v1 = cvid_v1_24; + cvid_v4 = cvid_v4_24; + break; + case 32: + bpp = 4; + read_codebook = read_codebook_32; + cvid_v1 = cvid_v1_32; + cvid_v4 = cvid_v4_32; + break; + } + + frm_stride = width * bpp; + frm_ptr = frame; + frm_end = frm_ptr + width * height * bpp; + + if(len != size) + { + if(len & 0x01) len++; /* AVIs tend to have a size mismatch */ + if(len != size) + { + printf("CVID: corruption %d (QT/AVI) != %ld (CV)\n", size, len); + // return; + } + } + + cv_width = get_word(); + cv_height = get_word(); + strips = get_word(); + + if(strips > cvinfo->strip_num) + { + if(strips >= MAX_STRIPS) + { + printf("CVID: strip overflow (more than %d)\n", MAX_STRIPS); + return; + } + + for(i = cvinfo->strip_num; i < strips; i++) + { + if((cvinfo->v4_codebook[i] = (cvid_codebook *)calloc(sizeof(cvid_codebook), 260)) == NULL) + { + printf("CVID: codebook v4 alloc err\n"); + return; + } + + if((cvinfo->v1_codebook[i] = (cvid_codebook *)calloc(sizeof(cvid_codebook), 260)) == NULL) + { + printf("CVID: codebook v1 alloc err\n"); + return; + } + } + } + cvinfo->strip_num = strips; + +#if DBUG + printf("CVID: <%ld,%ld> strips %ld\n", cv_width, cv_height, strips); +#endif + + for(cur_strip = 0; cur_strip < strips; cur_strip++) + { + v4_codebook = cvinfo->v4_codebook[cur_strip]; + v1_codebook = cvinfo->v1_codebook[cur_strip]; + + if((cur_strip > 0) && (!(frame_flags & 0x01))) + { + memcpy(cvinfo->v4_codebook[cur_strip], cvinfo->v4_codebook[cur_strip-1], 260 * sizeof(cvid_codebook)); + memcpy(cvinfo->v1_codebook[cur_strip], cvinfo->v1_codebook[cur_strip-1], 260 * sizeof(cvid_codebook)); + } + + strip_id = get_word(); /* 1000 = key strip, 1100 = iter strip */ + top_size = get_word(); + y0 = get_word(); /* FIXME: most of these are ignored at the moment */ + x0 = get_word(); + y1 = get_word(); + x1 = get_word(); + + y_bottom += y1; + top_size -= 12; + x = 0; + if(x1 != width) + printf("CVID: Warning x1 (%ld) != width (%d)\n", x1, width); + +#if DBUG + printf(" %d) %04lx %04ld <%ld,%ld> <%ld,%ld> yt %ld %d\n", + cur_strip, strip_id, top_size, x0, y0, x1, y1, y_bottom); +#endif + + while(top_size > 0) + { + chunk_id = get_word(); + chunk_size = get_word(); + +#if DBUG + printf(" %04lx %04ld\n", chunk_id, chunk_size); +#endif + top_size -= chunk_size; + chunk_size -= 4; + + switch(chunk_id) + { + /* -------------------- Codebook Entries -------------------- */ + case 0x2000: + case 0x2200: + codebook = (chunk_id == 0x2200 ? v1_codebook : v4_codebook); + cnum = chunk_size/6; + for(i = 0; i < cnum; i++) read_codebook(codebook+i, 0); + break; + + case 0x2400: + case 0x2600: /* 8 bit per pixel */ + codebook = (chunk_id == 0x2600 ? v1_codebook : v4_codebook); + cnum = chunk_size/4; + for(i = 0; i < cnum; i++) read_codebook(codebook+i, 1); + break; + + case 0x2100: + case 0x2300: + codebook = (chunk_id == 0x2300 ? v1_codebook : v4_codebook); + + ci = 0; + while(chunk_size > 0) + { + flag = get_long(); + chunk_size -= 4; + + for(i = 0; i < 32; i++) + { + if(flag & 0x80000000) + { + chunk_size -= 6; + read_codebook(codebook+ci, 0); + } + + ci++; + flag <<= 1; + } + } + while(chunk_size > 0) { skip_byte(); chunk_size--; } + break; + + case 0x2500: + case 0x2700: /* 8 bit per pixel */ + codebook = (chunk_id == 0x2700 ? v1_codebook : v4_codebook); + + ci = 0; + while(chunk_size > 0) + { + flag = get_long(); + chunk_size -= 4; + + for(i = 0; i < 32; i++) + { + if(flag & 0x80000000) + { + chunk_size -= 4; + read_codebook(codebook+ci, 1); + } + + ci++; + flag <<= 1; + } + } + while(chunk_size > 0) { skip_byte(); chunk_size--; } + break; + + /* -------------------- Frame -------------------- */ + case 0x3000: + while((chunk_size > 0) && (y < y_bottom)) + { + flag = get_long(); + chunk_size -= 4; + + for(i = 0; i < 32; i++) + { + if(y >= y_bottom) break; + if(flag & 0x80000000) /* 4 bytes per block */ + { + d0 = get_byte(); + d1 = get_byte(); + d2 = get_byte(); + d3 = get_byte(); + chunk_size -= 4; + cvid_v4(frm_ptr + (y * frm_stride + x * bpp), frm_end, frm_stride, v4_codebook+d0, v4_codebook+d1, v4_codebook+d2, v4_codebook+d3); + } + else /* 1 byte per block */ + { + cvid_v1(frm_ptr + (y * frm_stride + x * bpp), frm_end, frm_stride, v1_codebook + get_byte()); + chunk_size--; + } + + x += 4; + if(x >= width) + { + x = 0; + y += 4; + } + flag <<= 1; + } + } + while(chunk_size > 0) { skip_byte(); chunk_size--; } + break; + + case 0x3100: + while((chunk_size > 0) && (y < y_bottom)) + { + /* ---- flag bits: 0 = SKIP, 10 = V1, 11 = V4 ---- */ + flag = (unsigned long)get_long(); + chunk_size -= 4; + mask = 0x80000000; + + while((mask) && (y < y_bottom)) + { + if(flag & mask) + { + if(mask == 1) + { + if(chunk_size < 0) break; + flag = (unsigned long)get_long(); + chunk_size -= 4; + mask = 0x80000000; + } + else mask >>= 1; + + if(flag & mask) /* V4 */ + { + d0 = get_byte(); + d1 = get_byte(); + d2 = get_byte(); + d3 = get_byte(); + chunk_size -= 4; + cvid_v4(frm_ptr + (y * frm_stride + x * bpp), frm_end, frm_stride, v4_codebook+d0, v4_codebook+d1, v4_codebook+d2, v4_codebook+d3); + } + else /* V1 */ + { + chunk_size--; + cvid_v1(frm_ptr + (y * frm_stride + x * bpp), frm_end, frm_stride, v1_codebook + get_byte()); + } + } /* else SKIP */ + + mask >>= 1; + x += 4; + if(x >= width) + { + x = 0; + y += 4; + } + } + } + + while(chunk_size > 0) { skip_byte(); chunk_size--; } + break; + + case 0x3200: /* each byte is a V1 codebook */ + while((chunk_size > 0) && (y < y_bottom)) + { + cvid_v1(frm_ptr + (y * frm_stride + x * bpp), frm_end, frm_stride, v1_codebook + get_byte()); + chunk_size--; + x += 4; + if(x >= width) + { + x = 0; + y += 4; + } + } + while(chunk_size > 0) { skip_byte(); chunk_size--; } + break; + + default: + printf("CVID: unknown chunk_id %08lx\n", chunk_id); + while(chunk_size > 0) { skip_byte(); chunk_size--; } + break; + } + } + } + + if(len != size) + { + if(len & 0x01) len++; /* AVIs tend to have a size mismatch */ + if(len != size) + { + long xlen; + skip_byte(); + xlen = get_byte() << 16; + xlen |= get_byte() << 8; + xlen |= get_byte(); /* Read Len */ + printf("CVID: END INFO chunk size %d cvid size1 %ld cvid size2 %ld\n", size, len, xlen); + } + } +} + diff --git a/codec-cfg.c b/codec-cfg.c index cd8c037424..54e6fbb8e6 100644 --- a/codec-cfg.c +++ b/codec-cfg.c @@ -231,6 +231,7 @@ static short get_driver(char *s,int audioflag) "xanim", "msvidc", "fli", + "cinepak", NULL }; char **drv=audioflag?audiodrv:videodrv; diff --git a/codec-cfg.h b/codec-cfg.h index 07146ea60f..e9bb61f56e 100644 --- a/codec-cfg.h +++ b/codec-cfg.h @@ -46,6 +46,7 @@ #define VFM_XANIM 10 #define VFM_MSVIDC 11 #define VFM_FLI 12 +#define VFM_CINEPAK 13 #ifndef GUID_TYPE #define GUID_TYPE diff --git a/dec_video.c b/dec_video.c index 6c4559525b..0d2644e4a5 100644 --- a/dec_video.c +++ b/dec_video.c @@ -311,6 +311,13 @@ unsigned int out_fmt=sh_video->codec->outfmt[sh_video->outfmtidx]; sh_video->our_out_buffer=NULL; switch(sh_video->codec->driver){ + case VFM_CINEPAK: { + int bpp=((out_fmt&255)+7)/8; + sh_video->our_out_buffer = + (char*)memalign(64, sh_video->disp_w*sh_video->disp_h*bpp); + sh_video->context = decode_cinepak_init(); + break; + } case VFM_XANIM: { #ifdef USE_XANIM int ret=xacodec_init_video(sh_video,out_fmt); @@ -555,6 +562,11 @@ unsigned int t2; //-------------------- Decode a frame: ----------------------- switch(sh_video->codec->driver){ + case VFM_CINEPAK: + decode_cinepak(sh_video->context, start, in_size, sh_video->our_out_buffer, + sh_video->disp_w, sh_video->disp_h, out_fmt&255); + blit_frame = 3; + break; #ifdef USE_XANIM case VFM_XANIM: { xacodec_image_t* image=xacodec_decode_frame(start,in_size,drop_frame?1:0);