// decode a frame
static mp_image_t* decode(sh_video_t *sh,void* data,int len,int flags){
long result = 1;
int i;
mp_image_t* mpi;
ComponentResult cres;
if(len<=0) return NULL; // skipped frame
mpi=mpcodecs_get_image(sh, MP_IMGTYPE_STATIC, MP_IMGFLAG_PRESERVE,
sh->disp_w, sh->disp_h);
if(!mpi) return NULL;
decpar.data = (char*)data;
decpar.bufferSize = len;
(**framedescHandle).dataSize=len;
if(!codec_initialized){
result = QTNewGWorldFromPtr(
&OutBufferGWorld,
// kYUVSPixelFormat, //pixel format of new GWorld == YUY2
(OSType)sh->context,
&OutBufferRect, //we should benchmark if yvu9 is faster for svq3, too
0,
0,
0,
mpi->planes[0],
mpi->stride[0]);
mp_msg(MSGT_DECVIDEO,MSGL_DBG2,"NewGWorldFromPtr returned:%ld\n",65536-(result&0xffff));
// if (65536-(result&0xFFFF) != 10000)
// return NULL;
// printf("IDesc=%d\n",sizeof(ImageDescription));
decpar.imageDescription = framedescHandle;
decpar.startLine=0;
decpar.stopLine=(**framedescHandle).height;
decpar.frameNumber = 1; //1
// decpar.conditionFlags=0xFFD; // first
// decpar.callerFlags=0x2001; // first
decpar.matrixFlags = 0;
decpar.matrixType = 0;
decpar.matrix = 0;
decpar.capabilities=&codeccap;
// decpar.accuracy = 0x1680000; //codecNormalQuality;
decpar.accuracy = codecNormalQuality;
// decpar.port = OutBufferGWorld;
// decpar.preferredOffscreenPixelSize=17207;
// decpar.sequenceID=malloc(1000);
// memset(decpar.sequenceID,0,1000);
// SrcRect.top=17207;
// SrcRect.left=0;
// SrcRect.right=0;//image_width;
// SrcRect.bottom=0;//image_height;
// decpar.srcRect = SrcRect;
decpar.srcRect = OutBufferRect;
decpar.transferMode = srcCopy;
decpar.dstPixMap = **GetGWorldPixMap( OutBufferGWorld);//destPixmap;
cres=ImageCodecPreDecompress(ci,&decpar);
mp_msg(MSGT_DECVIDEO,MSGL_DBG2,"ImageCodecPreDecompress cres=0x%X\n",cres);
if(decpar.wantedDestinationPixelTypes)
{ OSType *p=*(decpar.wantedDestinationPixelTypes);
if(p) while(*p){
mp_msg(MSGT_DECVIDEO,MSGL_DBG2,"supported csp: 0x%08X %.4s\n",*p,(char *)p);
++p;
}
}
// decpar.conditionFlags=0x10FFF; // first
// decpar.preferredOffscreenPixelSize=17207;
// decpar.conditionFlags=0x10FFD; // first
// cres=ImageCodecPreDecompress(ci,&decpar);
// printf("ImageCodecPreDecompress cres=0x%X\n",cres);
codec_initialized=1;
}
#if 0
if(decpar.frameNumber==124){
decpar.frameNumber=1;
cres=ImageCodecPreDecompress(ci,&decpar);
mp_msg(MSGT_DECVIDEO,MSGL_DBG2,"ImageCodecPreDecompress cres=0x%lX\n",cres);
}
#endif
cres=ImageCodecBandDecompress(ci,&decpar);
++decpar.frameNumber;
if(cres&0xFFFF){
mp_msg(MSGT_DECVIDEO,MSGL_DBG2,"ImageCodecBandDecompress cres=0x%X (-0x%X) %d\n",cres,-cres,cres);
return NULL;
}
// for(i=0;i<8;i++)
// printf("img_base[%d]=%p\n",i,((int*)decpar.dstPixMap.baseAddr)[i]);
if((int)sh->context==0x73797639){ // Sorenson 16-bit YUV -> std YVU9
short *src0=(short *)((char*)decpar.dstPixMap.baseAddr+0x20);
for(i=0;i<mpi->h;i++){
int x;
unsigned char* dst=mpi->planes[0]+i*mpi->stride[0];
unsigned short* src=src0+i*((mpi->w+15)&(~15));
for(x=0;x<mpi->w;x++) dst[x]=src[x];
}
src0+=((mpi->w+15)&(~15))*((mpi->h+15)&(~15));
for(i=0;i<mpi->h/4;i++){
int x;
unsigned char* dst=mpi->planes[1]+i*mpi->stride[1];
unsigned short* src=src0+i*(((mpi->w+63)&(~63))/4);
for(x=0;x<mpi->w/4;x++) dst[x]=src[x];
src+=((mpi->w+63)&(~63))/4;
}
src0+=(((mpi->w+63)&(~63))/4)*(((mpi->h+63)&(~63))/4);
for(i=0;i<mpi->h/4;i++){
int x;
unsigned char* dst=mpi->planes[2]+i*mpi->stride[2];
unsigned short* src=src0+i*(((mpi->w+63)&(~63))/4);
for(x=0;x<mpi->w/4;x++) dst[x]=src[x];
src+=((mpi->w+63)&(~63))/4;
}
}
return mpi;
}
static mp_image_t* decode(sh_video_t *sh, void* data, int len, int flags)
{
xvid_dec_frame_t dec;
xvid_dec_stats_t stats;
mp_image_t* mpi = NULL;
priv_t* p = sh->context;
if(!data || len <= 0)
return NULL;
memset(&dec,0,sizeof(xvid_dec_frame_t));
memset(&stats, 0, sizeof(xvid_dec_stats_t));
dec.version = XVID_VERSION;
stats.version = XVID_VERSION;
dec.bitstream = data;
dec.length = len;
dec.general |= XVID_LOWDELAY
/* XXX: if lowdelay is unset, and xvidcore internal buffers are
* used => crash. MUST FIX */
| (filmeffect ? XVID_FILMEFFECT : 0 )
| (lumadeblock ? XVID_DEBLOCKY : 0 )
| (chromadeblock ? XVID_DEBLOCKUV : 0 );
#if XVID_API >= XVID_MAKE_API(4,1)
dec.general |= (lumadering ? XVID_DEBLOCKY|XVID_DERINGY : 0 );
dec.general |= (chromadering ? XVID_DEBLOCKUV|XVID_DERINGUV : 0 );
#endif
dec.output.csp = p->cs;
/* Decoding loop because xvidcore may return VOL information for
* on the fly buffer resizing. In that case we must decode VOL,
* init VO, then decode the frame */
do {
int consumed;
/* If we don't know frame size yet, don't even try to request
* a buffer, we must loop until we find a VOL, so VO plugin
* is initialized and we can obviously output something */
if (p->vo_initialized) {
mpi = mpcodecs_get_image(sh, p->img_type,
MP_IMGFLAG_ACCEPT_STRIDE,
sh->disp_w, sh->disp_h);
if (!mpi) return NULL;
if(p->cs != XVID_CSP_INTERNAL) {
dec.output.plane[0] = mpi->planes[0];
dec.output.plane[1] = mpi->planes[1];
dec.output.plane[2] = mpi->planes[2];
dec.output.stride[0] = mpi->stride[0];
dec.output.stride[1] = mpi->stride[1];
dec.output.stride[2] = mpi->stride[2];
}
}
/* Decode data */
consumed = xvid_decore(p->hdl, XVID_DEC_DECODE, &dec, &stats);
if (consumed < 0) {
mp_msg(MSGT_DECVIDEO, MSGL_ERR, "Decoding error\n");
return NULL;
}
/* Found a VOL information stats, if VO plugin is not initialized
* yet then do it now */
if (stats.type == XVID_TYPE_VOL && !p->vo_initialized) {
sh->original_aspect = stats2aspect(&stats);
if(!mpcodecs_config_vo(sh, stats.data.vol.width, stats.data.vol.height, IMGFMT_YV12))
return NULL;
/* Don't take this path twice */
p->vo_initialized = !p->vo_initialized;
}
/* Don't forget to update buffer position and buffer length */
dec.bitstream += consumed;
dec.length -= consumed;
} while ((stats.type == XVID_TYPE_VOL || stats.type == XVID_TYPE_NOTHING) && dec.length > 0);
/* There are two ways to get out of the decoding loop:
* - a frame has been returned
* - no more data in buffer and no frames returned */
/* If mpi is NULL, it proves nothing has been returned by the decoder
* so don't try to display internal buffers. */
if (mpi != NULL && p->cs == XVID_CSP_INTERNAL) {
mpi->planes[0] = dec.output.plane[0];
mpi->planes[1] = dec.output.plane[1];
mpi->planes[2] = dec.output.plane[2];
mpi->stride[0] = dec.output.stride[0];
mpi->stride[1] = dec.output.stride[1];
mpi->stride[2] = dec.output.stride[2];
}
/* If we got out the decoding loop because the buffer was empty and there was nothing
* to output yet, then just return NULL */
return (stats.type == XVID_TYPE_NOTHING) ? NULL : mpi;
}
// decode a frame
static mp_image_t* decode(sh_video_t *sh,void* data,int len,int flags){
mp_image_t* mpi;
int frame_size;
int format = sh->bih ? sh->bih->biCompression : sh->format;
if(len<=0) return NULL; // skipped frame
mpi=mpcodecs_get_image(sh, MP_IMGTYPE_EXPORT, 0,
sh->disp_w, sh->disp_h);
if(!mpi) return NULL;
if(mpi->flags&MP_IMGFLAG_PLANAR){
// TODO !!!
mpi->planes[0]=data;
mpi->stride[0]=mpi->width;
frame_size=mpi->stride[0]*mpi->h;
if((mpi->imgfmt == IMGFMT_NV12) || (mpi->imgfmt == IMGFMT_NV21))
{
mpi->planes[1]=mpi->planes[0]+mpi->width*mpi->height;
mpi->stride[1]=mpi->chroma_width;
frame_size+=mpi->chroma_width*mpi->chroma_height;
} else if(mpi->flags&MP_IMGFLAG_YUV) {
int cb=2, cr=1;
if(mpi->flags&MP_IMGFLAG_SWAPPED) {
cb=1; cr=2;
}
// Support for some common Planar YUV formats
/* YV12,I420,IYUV */
mpi->planes[cb]=mpi->planes[0]+mpi->width*mpi->height;
mpi->stride[cb]=mpi->chroma_width;
mpi->planes[cr]=mpi->planes[cb]+mpi->chroma_width*mpi->chroma_height;
mpi->stride[cr]=mpi->chroma_width;
frame_size+=2*mpi->chroma_width*mpi->chroma_height;
}
} else {
mpi->planes[0]=data;
mpi->stride[0]=mpi->width*(mpi->bpp/8);
// .AVI files has uncompressed lines 4-byte aligned:
if(sh->format==0 || sh->format==3) mpi->stride[0]=(mpi->stride[0]+3)&(~3);
if(mpi->imgfmt==IMGFMT_RGB8 || mpi->imgfmt==IMGFMT_BGR8){
// export palette:
mpi->planes[1]=sh->bih ? (unsigned char*)(sh->bih+1) : NULL;
#if 0
printf("Exporting palette: %p !!\n",mpi->planes[1]);
{ unsigned char* p=mpi->planes[1];
int i;
for(i=0;i<64;i++) printf("%3d: %02X %02X %02X (%02X)\n",i,p[4*i],p[4*i+1],p[4*i+2],p[4*i+3]);
}
#endif
}
frame_size=mpi->stride[0]*mpi->h;
if (format == MKTAG('y', 'u', 'v', '2')) {
int i;
for (i = 1; i < frame_size; i += 2)
mpi->planes[0][i] ^= 128;
}
if(mpi->bpp<8) frame_size=frame_size*mpi->bpp/8;
}
if(len<frame_size){
mp_msg(MSGT_DECVIDEO,MSGL_WARN,"Frame too small! (%d<%d) Wrong format?\n",
len,frame_size);
return NULL;
}
return mpi;
}
/* decode a frame */
static
mp_image_t *decode(sh_video_t *sh, void *raw, int len, int flags)
{
SGIInfo *info = sh->context;
unsigned char *data = raw;
mp_image_t *mpi;
if (len <= 0) {
return NULL; /* skip frame */
}
read_sgi_header(data, info);
/* make sure this is an SGI image file */
if (info->magic != SGI_MAGIC) {
mp_msg(MSGT_DECVIDEO, MSGL_INFO, "Bad magic number in image.\n");
return NULL;
}
/* check image depth */
if (info->bytes_per_channel != 1) {
mp_msg(MSGT_DECVIDEO, MSGL_INFO,
"Unsupported bytes per channel value %i.\n", info->bytes_per_channel);
return NULL;
}
/* check image dimension */
if (info->dimension != 2 && info->dimension != 3) {
mp_msg(MSGT_DECVIDEO, MSGL_INFO, "Unsupported image dimension %i.\n",
info->dimension);
return NULL;
}
/* change rgba images to rgb so alpha channel will be ignored */
if (info->zsize == SGI_RGBA_IMAGE) {
info->zsize = SGI_RGB_IMAGE;
}
/* check image depth */
if (info->zsize != SGI_RGB_IMAGE && info->zsize != SGI_GRAYSCALE_IMAGE) {
mp_msg(MSGT_DECVIDEO, MSGL_INFO, "Unsupported image depth.\n");
return NULL;
}
/* (re)init libvo if image size is changed */
if (last_x != info->xsize || last_y != info->ysize)
{
last_x = info->xsize;
last_y = info->ysize;
if (!mpcodecs_config_vo(sh, info->xsize, info->ysize, outfmt)) {
mp_msg(MSGT_DECVIDEO, MSGL_INFO, "Config vo failed:\n");
return NULL;
}
}
if (!(mpi = mpcodecs_get_image(sh, MP_IMGTYPE_TEMP, MP_IMGFLAG_ACCEPT_STRIDE,
info->xsize, info->ysize))) {
return NULL;
}
if (info->rle) {
decode_rle_sgi(info, data, mpi);
} else {
decode_uncompressed_sgi(info, data, mpi);
}
return mpi;
}
// decode a frame
static mp_image_t* decode(sh_video_t *sh,void* data,int len,int flags)
{
int r;
mp_image_t* mpi;
lzo_context_t *priv = sh->context;
int w = priv->bufsz;
if (len <= 0) {
return NULL; // skipped frame
}
r = av_lzo1x_decode(priv->buffer, &w, data, &len);
if (r) {
/* this should NEVER happen */
mp_msg (MSGT_DECVIDEO, MSGL_ERR,
"[%s] internal error - decompression failed: %d\n", MOD_NAME, r);
return NULL;
}
if (priv->codec == -1) {
// detect RGB24 vs. YV12 via decoded size
mp_msg (MSGT_DECVIDEO, MSGL_V, "[%s] 2 depth %d, format %d data %p len (%d) (%d)\n",
MOD_NAME, sh->bih->biBitCount, sh->format, data, len, sh->bih->biSizeImage
);
if (w == 0) {
priv->codec = IMGFMT_BGR24;
mp_msg (MSGT_DECVIDEO, MSGL_V, "[%s] codec choosen is BGR24\n", MOD_NAME);
} else if (w == (sh->bih->biSizeImage)/2) {
priv->codec = IMGFMT_YV12;
mp_msg (MSGT_DECVIDEO, MSGL_V, "[%s] codec choosen is YV12\n", MOD_NAME);
} else {
priv->codec = -1;
mp_msg(MSGT_DECVIDEO,MSGL_ERR,"[%s] Unsupported out_fmt\n", MOD_NAME);
return NULL;
}
if(!mpcodecs_config_vo(sh,sh->disp_w,sh->disp_h,priv->codec)) {
priv->codec = -1;
return NULL;
}
}
mpi = mpcodecs_get_image(sh, MP_IMGTYPE_EXPORT, 0,
sh->disp_w, sh->disp_h);
if (!mpi) {
mp_msg (MSGT_DECVIDEO, MSGL_ERR, "[%s] mpcodecs_get_image failed\n", MOD_NAME);
return NULL;
}
mpi->planes[0] = priv->buffer;
if (priv->codec == IMGFMT_BGR24)
mpi->stride[0] = 3 * sh->disp_w;
else {
mpi->stride[0] = sh->disp_w;
mpi->planes[2] = priv->buffer + sh->disp_w*sh->disp_h;
mpi->stride[2] = sh->disp_w / 2;
mpi->planes[1] = priv->buffer + sh->disp_w*sh->disp_h*5/4;
mpi->stride[1] = sh->disp_w / 2;
}
mp_msg (MSGT_DECVIDEO, MSGL_DBG2,
"[%s] decompressed %lu bytes into %lu bytes\n", MOD_NAME,
(long) len, (long)w);
return mpi;
}
// init driver
static int init(sh_video_t *sh){
OSErr result = 1;
int extradata_size = sh->bih ? sh->bih->biSize - sizeof(*sh->bih) : 0;
void *extradata = sh->bih + 1;
if (!sh->ImageDesc)
mp_msg(MSGT_DECVIDEO,MSGL_ERR,"sh->ImageDesc not set, try -demuxer mov if this fails.\n");
#ifndef CONFIG_QUICKTIME
#ifdef WIN32_LOADER
Setup_LDT_Keeper();
#endif
//preload quicktime.qts to avoid the problems caused by the hardcoded path inside the dll
qtime_qts = LoadLibraryA("QuickTime.qts");
if(!qtime_qts){
mp_msg(MSGT_DECVIDEO,MSGL_ERR,"unable to load QuickTime.qts\n" );
return 0;
}
handler = LoadLibraryA("qtmlClient.dll");
if(!handler){
mp_msg(MSGT_DECVIDEO,MSGL_ERR,"unable to load qtmlClient.dll\n");
return 0;
}
InitializeQTML = (OSErr (*)(long))GetProcAddress(handler, "InitializeQTML");
EnterMovies = (OSErr (*)(void))GetProcAddress(handler, "EnterMovies");
ExitMovies = (void (*)(void))GetProcAddress(handler, "ExitMovies");
DecompressSequenceBegin = (OSErr (*)(ImageSequence*,ImageDescriptionHandle,CGrafPtr,void *,const Rect *,MatrixRecordPtr,short,RgnHandle,CodecFlags,CodecQ,DecompressorComponent))GetProcAddress(handler, "DecompressSequenceBegin");
DecompressSequenceFrameS = (OSErr (*)(ImageSequence,Ptr,long,CodecFlags,CodecFlags*,ICMCompletionProcRecordPtr))GetProcAddress(handler, "DecompressSequenceFrameS");
GetGWorldPixMap = (PixMapHandle (*)(GWorldPtr))GetProcAddress(handler, "GetGWorldPixMap");
QTNewGWorldFromPtr = (OSErr(*)(GWorldPtr *,OSType,const Rect *,CTabHandle,void*,GWorldFlags,void *,long))GetProcAddress(handler, "QTNewGWorldFromPtr");
NewHandleClear = (OSErr(*)(Size))GetProcAddress(handler, "NewHandleClear");
DisposeHandle = (void (*)(Handle))GetProcAddress(handler, "DisposeHandle");
DisposeGWorld = (void (*)(GWorldPtr))GetProcAddress(handler, "DisposeGWorld");
CDSequenceEnd = (OSErr (*)(ImageSequence))GetProcAddress(handler, "CDSequenceEnd");
if(!InitializeQTML || !EnterMovies || !DecompressSequenceBegin || !DecompressSequenceFrameS){
mp_msg(MSGT_DECVIDEO,MSGL_ERR,"invalid qtmlClient.dll!\n");
return 0;
}
result=InitializeQTML(kInitializeQTMLDisableDirectSound |
kInitializeQTMLUseGDIFlag |
kInitializeQTMLDisableDDClippers);
mp_msg(MSGT_DECVIDEO,MSGL_DBG2,"InitializeQTML returned %d\n",result);
#endif /* CONFIG_QUICKTIME */
result=EnterMovies();
mp_msg(MSGT_DECVIDEO,MSGL_DBG2,"EnterMovies returned %d\n",result);
//make a yuy2 gworld
OutBufferRect.top=0;
OutBufferRect.left=0;
OutBufferRect.right=sh->disp_w;
OutBufferRect.bottom=sh->disp_h;
//Fill the imagedescription for our SVQ3 frame
//we can probably get this from Demuxer
if (!sh->ImageDesc && extradata_size >= sizeof(ImageDescription) &&
((ImageDescription *)extradata)->idSize <= extradata_size)
sh->ImageDesc = extradata;
if (sh->ImageDesc) {
mp_msg(MSGT_DECVIDEO,MSGL_DBG2,"ImageDescription size: %d\n",((ImageDescription*)(sh->ImageDesc))->idSize);
framedescHandle=(ImageDescriptionHandle)NewHandleClear(((ImageDescription*)(sh->ImageDesc))->idSize);
memcpy(*framedescHandle,sh->ImageDesc,((ImageDescription*)(sh->ImageDesc))->idSize);
} else {
// assume extradata consists only of the atoms, build the other parts
ImageDescription *idesc;
int size = sizeof(*idesc) + extradata_size;
mp_msg(MSGT_DECVIDEO, MSGL_V, "Generating a ImageDescription\n");
framedescHandle=(ImageDescriptionHandle)NewHandleClear(size);
idesc = *framedescHandle;
memcpy(idesc + 1, extradata, extradata_size);
idesc->idSize = size;
idesc->width = sh->disp_w;
idesc->height = sh->disp_h;
}
dump_ImageDescription(*framedescHandle);
(**framedescHandle).cType = bswap_32(sh->format);
sh->context = (void *)kYUVSPixelFormat;
{
int imgfmt = sh->codec->outfmt[sh->outfmtidx];
int qt_imgfmt;
switch(imgfmt)
{
case IMGFMT_YUY2:
qt_imgfmt = kYUVSPixelFormat;
break;
case IMGFMT_YVU9:
qt_imgfmt = 0x73797639; //kYVU9PixelFormat;
break;
case IMGFMT_YV12:
qt_imgfmt = 0x79343230;
break;
case IMGFMT_UYVY:
qt_imgfmt = k2vuyPixelFormat;
break;
case IMGFMT_YVYU:
qt_imgfmt = kYVYU422PixelFormat;
imgfmt = IMGFMT_YUY2;
break;
case IMGFMT_RGB16:
qt_imgfmt = k16LE555PixelFormat;
break;
case IMGFMT_BGR24:
qt_imgfmt = k24BGRPixelFormat;
break;
case IMGFMT_BGR32:
qt_imgfmt = k32BGRAPixelFormat;
break;
case IMGFMT_RGB32:
qt_imgfmt = k32RGBAPixelFormat;
break;
default:
mp_msg(MSGT_DECVIDEO,MSGL_ERR,"Unknown requested csp\n");
return 0;
}
mp_msg(MSGT_DECVIDEO,MSGL_DBG2,"imgfmt: %s qt_imgfmt: %.4s\n", vo_format_name(imgfmt), (char *)&qt_imgfmt);
sh->context = (void *)qt_imgfmt;
if(!mpcodecs_config_vo(sh,sh->disp_w,sh->disp_h,imgfmt)) return 0;
}
mpi=mpcodecs_get_image(sh, MP_IMGTYPE_STATIC, MP_IMGFLAG_PRESERVE,
sh->disp_w, sh->disp_h);
if(!mpi) return 0;
result = QTNewGWorldFromPtr(
&OutBufferGWorld,
(OSType)sh->context,
&OutBufferRect, //we should benchmark if yvu9 is faster for svq3, too
0,
0,
0,
mpi->planes[0],
mpi->stride[0]);
if (result) {
mp_msg(MSGT_DECVIDEO,MSGL_ERR,"QTNewGWorldFromPtr result=%d\n",result);
return 0;
}
result = DecompressSequenceBegin(&imageSeq, framedescHandle, (CGrafPtr)OutBufferGWorld,
NULL, NULL, NULL, srcCopy, NULL, 0,
codecNormalQuality, 0);
if(result) {
mp_msg(MSGT_DECVIDEO,MSGL_ERR,"DecompressSequenceBegin result=%d\n",result);
return 0;
}
return 1;
}
// decode a frame
static mp_image_t* decode(sh_video_t *sh, void *data, int len, int flags)
{
vd_xanim_ctx *priv = sh->context;
unsigned int ret;
if (len <= 0)
return NULL; // skipped frame
priv->decinfo->skip_flag = (flags&3)?1:0;
if(sh->codec->outflags[sh->outfmtidx] & CODECS_FLAG_STATIC){
// allocate static buffer for cvid-like codecs:
priv->mpi = mpcodecs_get_image(sh, MP_IMGTYPE_STATIC,
MP_IMGFLAG_ACCEPT_STRIDE|MP_IMGFLAG_PREFER_ALIGNED_STRIDE,
(sh->disp_w+3)&(~3), (sh->disp_h+3)&(~3));
if (!priv->mpi) return NULL;
ret = priv->dec_func((uint8_t*)priv->mpi, data, len, priv->decinfo);
} else {
// left the buffer allocation to the codecs, pass sh_video && priv
priv->mpi=NULL;
ret = priv->dec_func((uint8_t*)sh, data, len, priv->decinfo);
}
if (ret == ACT_DLTA_NORM)
return priv->mpi;
if (ret & ACT_DLTA_MAPD)
mp_msg(MSGT_DECVIDEO, MSGL_DBG2, "mapd\n");
/*
if (!(ret & ACT_DLT_MAPD))
xacodec_driver->decinfo->map_flag = 0;
else
{
xacodec_driver->decinfo->map_flag = 1;
xacodec_driver->decinfo->map = ...
}
*/
if (ret & ACT_DLTA_XOR)
{
mp_msg(MSGT_DECVIDEO, MSGL_DBG2, "xor\n");
return priv->mpi;
}
/* nothing changed */
if (ret & ACT_DLTA_NOP)
{
mp_msg(MSGT_DECVIDEO, MSGL_DBG2, "nop\n");
return NULL;
}
/* frame dropped (also display latest frame) */
if (ret & ACT_DLTA_DROP)
{
mp_msg(MSGT_DECVIDEO, MSGL_DBG2, "drop\n");
return NULL;
}
if (ret & ACT_DLTA_BAD)
{
mp_msg(MSGT_DECVIDEO, MSGL_DBG2, "bad\n");
return NULL;
}
/* used for double buffer */
if (ret & ACT_DLTA_BODY)
{
mp_msg(MSGT_DECVIDEO, MSGL_DBG2, "body\n");
return NULL;
}
return priv->mpi;
}
static void XA_YUV1611_Convert(unsigned char *image_p, unsigned int imagex, unsigned int imagey,
unsigned int i_x, unsigned int i_y, YUVBufs *yuv, YUVTabs *yuv_tabs,
unsigned int map_flag, unsigned int *map, XA_CHDR *chdr)
{
sh_video_t *sh = (sh_video_t*)image_p;
vd_xanim_ctx *priv = sh->context;
mp_image_t *mpi;
int y;
int ystride=(yuv->y_w)?yuv->y_w:imagex;
int uvstride=(yuv->uv_w)?yuv->uv_w:(imagex/4);
mp_dbg(MSGT_DECVIDEO,MSGL_DBG3, "YUVTabs: %ld %p %p %p %p %p\n",yuv_tabs->Uskip_mask,
yuv_tabs->YUV_Y_tab,
yuv_tabs->YUV_UB_tab,
yuv_tabs->YUV_VR_tab,
yuv_tabs->YUV_UG_tab,
yuv_tabs->YUV_VG_tab );
mp_dbg(MSGT_DECVIDEO,MSGL_DBG3, "XA_YUV1611_Convert('image: %p', 'imagex: %d', 'imagey: %d', 'i_x: %d', 'i_y: %d', 'yuv_bufs: %p', 'yuv_tabs: %p', 'map_flag: %d', 'map: %p', 'chdr: %p')",
image_p, imagex, imagey, i_x, i_y, yuv, yuv_tabs, map_flag, map, chdr);
mp_dbg(MSGT_DECVIDEO,MSGL_DBG3, "YUV: %p %p %p %p (%d) %dx%d %dx%d\n",
yuv->Ybuf,yuv->Ubuf,yuv->Vbuf,yuv->the_buf,yuv->the_buf_size,
yuv->y_w,yuv->y_h,yuv->uv_w,yuv->uv_h);
if(!yuv_tabs->YUV_Y_tab){
// standard YVU9 - simply export it!
mpi = mpcodecs_get_image(sh, MP_IMGTYPE_EXPORT, 0,
sh->disp_w, sh->disp_h);
priv->mpi=mpi; if(!mpi) return; // ERROR!
mpi->planes[0]=yuv->Ybuf;
mpi->planes[1]=yuv->Ubuf;
mpi->planes[2]=yuv->Vbuf;
mpi->width=imagex;
mpi->stride[0]=ystride; //i_x; // yuv->y_w
mpi->stride[1]=mpi->stride[2]=uvstride; //i_x/4; // yuv->uv_w
return;
}
// allocate TEMP buffer and convert the image:
mpi = mpcodecs_get_image(sh, MP_IMGTYPE_TEMP, MP_IMGFLAG_ACCEPT_STRIDE,
sh->disp_w, sh->disp_h);
priv->mpi=mpi; if(!mpi) return; // ERROR!
// convert the Y plane:
for(y=0;y<(int)imagey;y++){
unsigned int x;
unsigned char* s=yuv->Ybuf+ystride*y;
unsigned char* d=mpi->planes[0]+mpi->stride[0]*y;
for(x=0;x<imagex;x++) d[x]=s[x]<<1;
}
imagex>>=2;
imagey>>=2;
// convert the U plane:
for(y=0;y<(int)imagey;y++){
unsigned int x;
unsigned char* s=yuv->Ubuf+uvstride*y;
unsigned char* d=mpi->planes[1]+mpi->stride[1]*y;
for(x=0;x<imagex;x++) d[x]=s[x]<<1;
}
// convert the V plane:
for(y=0;y<(int)imagey;y++){
unsigned int x;
unsigned char* s=yuv->Vbuf+uvstride*y;
unsigned char* d=mpi->planes[2]+mpi->stride[2]*y;
for(x=0;x<imagex;x++) d[x]=s[x]<<1;
}
}
// decode a frame
static mp_image_t* decode(sh_video_t *sh,void* data,int len,int flags){
mp_image_t * mpi = NULL;
int width,height,depth,i;
if ( len <= 0 ) return NULL; // skipped frame
cinfo.err=jpeg_std_error( &jerr.pub );
jerr.pub.error_exit=my_error_exit;
if( setjmp( jerr.setjmp_buffer ) )
{
mp_msg( MSGT_DECVIDEO,MSGL_ERR,"[ijpg] setjmp error ...\n" );
return NULL;
}
jpeg_create_decompress( &cinfo );
jpeg_buf_src( &cinfo,data,len );
jpeg_read_header( &cinfo,TRUE );
sh->disp_w=width=cinfo.image_width;
sh->disp_h=height=cinfo.image_height;
jpeg_start_decompress( &cinfo );
depth=cinfo.output_components * 8;
switch( depth ) {
case 8:
case 24: break;
default: mp_msg( MSGT_DECVIDEO,MSGL_ERR,"Sorry, unsupported JPEG colorspace: %d.\n",depth ); return NULL;
}
if ( last_w!=width || last_h!=height )
{
if(!mpcodecs_config_vo( sh,width,height, IMGFMT_RGB24 )) return NULL;
if(temp_row) free(temp_row);
temp_row=malloc(3*width+16);
last_w=width; last_h=height;
}
mpi=mpcodecs_get_image( sh,MP_IMGTYPE_TEMP,MP_IMGFLAG_ACCEPT_STRIDE,width,height );
if ( !mpi ) return NULL;
row_stride=cinfo.output_width * cinfo.output_components;
for ( i=0;i < height;i++ )
{
unsigned char * drow = mpi->planes[0] + mpi->stride[0] * i;
unsigned char * row = (mpi->imgfmt==IMGFMT_RGB24 && depth==24) ? drow : temp_row;
jpeg_read_scanlines( &cinfo,(JSAMPLE**)&row,1 );
if(depth==8){
// grayscale -> rgb/bgr 24/32
int x;
if(mpi->bpp==32)
for(x=0;x<width;x++) drow[4*x]=0x010101*row[x];
else
for(x=0;x<width;x++) drow[3*x+0]=drow[3*x+1]=drow[3*x+2]=row[x];
} else {
int x;
switch(mpi->imgfmt){
// rgb24 -> bgr24
case IMGFMT_BGR24:
for(x=0;x<3*width;x+=3){
drow[x+0]=row[x+2];
drow[x+1]=row[x+1];
drow[x+2]=row[x+0];
}
break;
// rgb24 -> bgr32
case IMGFMT_BGR32:
for(x=0;x<width;x++){
#ifdef WORDS_BIGENDIAN
drow[4*x+1]=row[3*x+0];
drow[4*x+2]=row[3*x+1];
drow[4*x+3]=row[3*x+2];
#else
drow[4*x+0]=row[3*x+2];
drow[4*x+1]=row[3*x+1];
drow[4*x+2]=row[3*x+0];
#endif
}
break;
}
}
}
jpeg_finish_decompress(&cinfo);
jpeg_destroy_decompress(&cinfo);
return mpi;
}
