diff options
Diffstat (limited to 'source/blender/imbuf/intern/anim_movie.c')
| -rw-r--r-- | source/blender/imbuf/intern/anim_movie.c | 1197 |
1 files changed, 1197 insertions, 0 deletions
diff --git a/source/blender/imbuf/intern/anim_movie.c b/source/blender/imbuf/intern/anim_movie.c new file mode 100644 index 00000000000..15369e17b28 --- /dev/null +++ b/source/blender/imbuf/intern/anim_movie.c @@ -0,0 +1,1197 @@ +/* + * anim.c + * + * $Id$ + * + * ***** BEGIN GPL LICENSE BLOCK ***** + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software Foundation, + * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + * + * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV. + * All rights reserved. + * + * The Original Code is: all of this file. + * + * Contributor(s): none yet. + * + * ***** END GPL LICENSE BLOCK ***** + */ + +#ifdef _WIN32 +#define INC_OLE2 +#include <windows.h> +#include <windowsx.h> +#include <mmsystem.h> +#include <memory.h> +#include <commdlg.h> + +#ifndef FREE_WINDOWS +#include <vfw.h> +#endif + +#undef AVIIF_KEYFRAME // redefined in AVI_avi.h +#undef AVIIF_LIST // redefined in AVI_avi.h + +#define FIXCC(fcc) if (fcc == 0) fcc = mmioFOURCC('N', 'o', 'n', 'e'); \ + if (fcc == BI_RLE8) fcc = mmioFOURCC('R', 'l', 'e', '8'); +#endif + +#include <sys/types.h> +#include <ctype.h> +#include <stdlib.h> +#include <stdio.h> +#ifndef _WIN32 +#include <dirent.h> +#else +#include <io.h> +#endif + +#include "BLI_blenlib.h" /* BLI_remlink BLI_filesize BLI_addtail + BLI_countlist BLI_stringdec */ +#include "BLI_utildefines.h" + +#include "MEM_guardedalloc.h" + +#include "DNA_userdef_types.h" + + +#include "BKE_global.h" +#include "BKE_depsgraph.h" + +#include "imbuf.h" + +#include "AVI_avi.h" + +#ifdef WITH_QUICKTIME +#if defined(_WIN32) || defined(__APPLE__) +#include "quicktime_import.h" +#endif /* _WIN32 || __APPLE__ */ +#endif /* WITH_QUICKTIME */ + +#include "IMB_imbuf_types.h" +#include "IMB_imbuf.h" + +#include "IMB_allocimbuf.h" +#include "IMB_anim.h" + +#ifdef WITH_FFMPEG +#include <libavformat/avformat.h> +#include <libavcodec/avcodec.h> +#include <libavutil/rational.h> +#include <libswscale/swscale.h> + +#if LIBAVFORMAT_VERSION_INT < (49 << 16) +#define FFMPEG_OLD_FRAME_RATE 1 +#else +#define FFMPEG_CODEC_IS_POINTER 1 +#endif + +#if (LIBAVCODEC_VERSION_MAJOR >= 52) && (LIBAVCODEC_VERSION_MINOR >= 29) && \ + (LIBSWSCALE_VERSION_MAJOR >= 0) && (LIBSWSCALE_VERSION_MINOR >= 10) +#define FFMPEG_SWSCALE_COLOR_SPACE_SUPPORT +#endif + +#endif //WITH_FFMPEG + +#ifdef WITH_REDCODE +#ifdef _WIN32 /* on windows we use the ones in extern instead */ +#include "libredcode/format.h" +#include "libredcode/codec.h" +#else +#include "libredcode/format.h" +#include "libredcode/codec.h" +#endif +#endif + +/****/ + +#ifdef __sgi + +#include <dmedia/moviefile.h> + +static void movie_printerror(char * str) { + const char * errstr = mvGetErrorStr(mvGetErrno()); + + if (str) { + if (errstr) printf("%s: %s\n", str, errstr); + else printf("%s: returned error\n", str); + } else printf("%s\n", errstr); +} + +static int startmovie(struct anim * anim) { + if (anim == 0) return(-1); + + if ( mvOpenFile (anim->name, O_BINARY|O_RDONLY, &anim->movie ) != DM_SUCCESS ) { + printf("Can't open movie: %s\n", anim->name); + return(-1); + } + if ( mvFindTrackByMedium (anim->movie, DM_IMAGE, &anim->track) != DM_SUCCESS ) { + printf("No image track in movie: %s\n", anim->name); + mvClose(anim->movie); + return(-1); + } + + anim->duration = mvGetTrackLength (anim->track); + anim->params = mvGetParams( anim->track ); + + anim->x = dmParamsGetInt( anim->params, DM_IMAGE_WIDTH); + anim->y = dmParamsGetInt( anim->params, DM_IMAGE_HEIGHT); + anim->interlacing = dmParamsGetEnum (anim->params, DM_IMAGE_INTERLACING); + anim->orientation = dmParamsGetEnum (anim->params, DM_IMAGE_ORIENTATION); + anim->framesize = dmImageFrameSize(anim->params); + + anim->curposition = 0; + anim->preseek = 0; + + /*printf("x:%d y:%d size:%d interl:%d dur:%d\n", anim->x, anim->y, anim->framesize, anim->interlacing, anim->duration);*/ + return (0); +} + +static ImBuf * movie_fetchibuf(struct anim * anim, int position) { + ImBuf * ibuf; +/* extern rectcpy(); */ + int size; + unsigned int *rect1, *rect2; + + if (anim == 0) return (0); + + ibuf = IMB_allocImBuf(anim->x, anim->y, 24, IB_rect); + + if ( mvReadFrames(anim->track, position, 1, ibuf->x * ibuf->y * + sizeof(int), ibuf->rect ) != DM_SUCCESS ) { + movie_printerror("mvReadFrames"); + IMB_freeImBuf(ibuf); + return(0); + } + +/* + if (anim->interlacing == DM_IMAGE_INTERLACED_EVEN) { + rect1 = ibuf->rect + (ibuf->x * ibuf->y) - 1; + rect2 = rect1 - ibuf->x; + + for (size = ibuf->x * (ibuf->y - 1); size > 0; size--){ + *rect1-- = *rect2--; + } + } +*/ + + if (anim->interlacing == DM_IMAGE_INTERLACED_EVEN) + { + rect1 = ibuf->rect; + rect2 = rect1 + ibuf->x; + + for (size = ibuf->x * (ibuf->y - 1); size > 0; size--){ + *rect1++ = *rect2++; + } + } + /*if (anim->orientation == DM_TOP_TO_BOTTOM) IMB_flipy(ibuf);*/ + + + return(ibuf); +} + +static void free_anim_movie(struct anim * anim) { + if (anim == NULL) return; + + if (anim->movie) { + mvClose(anim->movie); + anim->movie = NULL; + } + anim->duration = 0; +} + +int ismovie(char *name) { + return (mvIsMovieFile(name) == DM_TRUE); +} + +#else + +int ismovie(const char *UNUSED(name)) { + return 0; +} + + /* never called, just keep the linker happy */ +static int startmovie(struct anim *UNUSED(anim)) { return 1; } +static ImBuf * movie_fetchibuf(struct anim *UNUSED(anim), int UNUSED(position)) { return NULL; } +static void free_anim_movie(struct anim *UNUSED(anim)) { ; } + +#endif + +#if defined(_WIN32) +# define PATHSEPERATOR '\\' +#else +# define PATHSEPERATOR '/' +#endif + +static int an_stringdec(const char *string, char* head, char *tail, unsigned short *numlen) { + unsigned short len,nume,nums=0; + short i,found=FALSE; + + len=strlen(string); + nume = len; + + for(i=len-1;i>=0;i--){ + if (string[i]==PATHSEPERATOR) break; + if (isdigit(string[i])) { + if (found){ + nums=i; + } else{ + nume=i; + nums=i; + found=TRUE; + } + } else{ + if (found) break; + } + } + if (found){ + strcpy(tail ,&string[nume+1]); + strcpy(head, string); + head[nums]= '\0'; + *numlen=nume-nums+1; + return ((int)atoi(&(string[nums]))); + } + tail[0]= '\0'; + strcpy(head, string); + *numlen=0; + return TRUE; +} + + +static void an_stringenc(char *string, const char *head, const char *tail, unsigned short numlen, int pic) { + BLI_stringenc(string, head, tail, numlen, pic); +} + +static void free_anim_avi (struct anim *anim) { +#if defined(_WIN32) && !defined(FREE_WINDOWS) + int i; +#endif + + if (anim == NULL) return; + if (anim->avi == NULL) return; + + AVI_close (anim->avi); + MEM_freeN (anim->avi); + anim->avi = NULL; + +#if defined(_WIN32) && !defined(FREE_WINDOWS) + + if (anim->pgf) { + AVIStreamGetFrameClose(anim->pgf); + anim->pgf = NULL; + } + + for (i = 0; i < anim->avistreams; i++){ + AVIStreamRelease(anim->pavi[i]); + } + anim->avistreams = 0; + + if (anim->pfileopen) { + AVIFileRelease(anim->pfile); + anim->pfileopen = 0; + AVIFileExit(); + } +#endif + + anim->duration = 0; +} + +void IMB_free_anim_ibuf(struct anim * anim) { + if (anim == NULL) return; + + if (anim->ibuf1) IMB_freeImBuf(anim->ibuf1); + if (anim->ibuf2) IMB_freeImBuf(anim->ibuf2); + + anim->ibuf1 = anim->ibuf2 = NULL; +} + +#ifdef WITH_FFMPEG +static void free_anim_ffmpeg(struct anim * anim); +#endif +#ifdef WITH_REDCODE +static void free_anim_redcode(struct anim * anim); +#endif + +void IMB_free_anim(struct anim * anim) { + if (anim == NULL) { + printf("free anim, anim == NULL\n"); + return; + } + + IMB_free_anim_ibuf(anim); + free_anim_movie(anim); + free_anim_avi(anim); + +#ifdef WITH_QUICKTIME + free_anim_quicktime(anim); +#endif +#ifdef WITH_FFMPEG + free_anim_ffmpeg(anim); +#endif +#ifdef WITH_REDCODE + free_anim_redcode(anim); +#endif + + MEM_freeN(anim); +} + +void IMB_close_anim(struct anim * anim) { + if (anim == 0) return; + + IMB_free_anim(anim); +} + + +struct anim * IMB_open_anim( const char * name, int ib_flags) { + struct anim * anim; + + anim = (struct anim*)MEM_callocN(sizeof(struct anim), "anim struct"); + if (anim != NULL) { + strcpy(anim->name, name); /* fixme: possible buffer overflow here? */ + anim->ib_flags = ib_flags; + } + return(anim); +} + + +static int startavi (struct anim *anim) { + + AviError avierror; +#if defined(_WIN32) && !defined(FREE_WINDOWS) + HRESULT hr; + int i, firstvideo = -1; + BYTE abFormat[1024]; + LONG l; + LPBITMAPINFOHEADER lpbi; + AVISTREAMINFO avis; +#endif + + anim->avi = MEM_callocN (sizeof(AviMovie),"animavi"); + + if (anim->avi == NULL) { + printf("Can't open avi: %s\n", anim->name); + return -1; + } + + avierror = AVI_open_movie (anim->name, anim->avi); + +#if defined(_WIN32) && !defined(FREE_WINDOWS) + if (avierror == AVI_ERROR_COMPRESSION) { + AVIFileInit(); + hr = AVIFileOpen(&anim->pfile, anim->name, OF_READ, 0L); + if (hr == 0) { + anim->pfileopen = 1; + for (i = 0; i < MAXNUMSTREAMS; i++) { + if (AVIFileGetStream(anim->pfile, &anim->pavi[i], 0L, i) != AVIERR_OK) { + break; + } + + AVIStreamInfo(anim->pavi[i], &avis, sizeof(avis)); + if ((avis.fccType == streamtypeVIDEO) && (firstvideo == -1)) { + anim->pgf = AVIStreamGetFrameOpen(anim->pavi[i], NULL); + if (anim->pgf) { + firstvideo = i; + + // get stream length + anim->avi->header->TotalFrames = AVIStreamLength(anim->pavi[i]); + + // get information about images inside the stream + l = sizeof(abFormat); + AVIStreamReadFormat(anim->pavi[i], 0, &abFormat, &l); + lpbi = (LPBITMAPINFOHEADER)abFormat; + anim->avi->header->Height = lpbi->biHeight; + anim->avi->header->Width = lpbi->biWidth; + } else { + FIXCC(avis.fccHandler); + FIXCC(avis.fccType); + printf("Can't find AVI decoder for type : %4.4hs/%4.4hs\n", + (LPSTR)&avis.fccType, + (LPSTR)&avis.fccHandler); + } + } + } + + // register number of opened avistreams + anim->avistreams = i; + + // + // Couldn't get any video streams out of this file + // + if ((anim->avistreams == 0) || (firstvideo == -1)) { + avierror = AVI_ERROR_FORMAT; + } else { + avierror = AVI_ERROR_NONE; + anim->firstvideo = firstvideo; + } + } else { + AVIFileExit(); + } + } +#endif + + if (avierror != AVI_ERROR_NONE) { + AVI_print_error(avierror); + printf ("Error loading avi: %s\n", anim->name); + free_anim_avi(anim); + return -1; + } + + anim->duration = anim->avi->header->TotalFrames; + anim->params = 0; + + anim->x = anim->avi->header->Width; + anim->y = anim->avi->header->Height; + anim->interlacing = 0; + anim->orientation = 0; + anim->framesize = anim->x * anim->y * 4; + + anim->curposition = 0; + anim->preseek = 0; + + /* printf("x:%d y:%d size:%d interl:%d dur:%d\n", anim->x, anim->y, anim->framesize, anim->interlacing, anim->duration);*/ + + return 0; +} + +static ImBuf * avi_fetchibuf (struct anim *anim, int position) { + ImBuf *ibuf = NULL; + int *tmp; + int y; + + if (anim == NULL) return (NULL); + +#if defined(_WIN32) && !defined(FREE_WINDOWS) + if (anim->avistreams) { + LPBITMAPINFOHEADER lpbi; + + if (anim->pgf) { + lpbi = AVIStreamGetFrame(anim->pgf, position + AVIStreamStart(anim->pavi[anim->firstvideo])); + if (lpbi) { + ibuf = IMB_ibImageFromMemory((unsigned char *) lpbi, 100, IB_rect); +//Oh brother... + } + } + } else { +#else + if (1) { +#endif + ibuf = IMB_allocImBuf (anim->x, anim->y, 24, IB_rect); + + tmp = AVI_read_frame (anim->avi, AVI_FORMAT_RGB32, position, + AVI_get_stream(anim->avi, AVIST_VIDEO, 0)); + + if (tmp == NULL) { + printf ("Error reading frame from AVI"); + IMB_freeImBuf (ibuf); + return NULL; + } + + for (y=0; y < anim->y; y++) { + memcpy (&(ibuf->rect)[((anim->y-y)-1)*anim->x], &tmp[y*anim->x], + anim->x * 4); + } + + MEM_freeN (tmp); + } + + ibuf->profile = IB_PROFILE_SRGB; + + return ibuf; +} + +#ifdef WITH_FFMPEG + +extern void do_init_ffmpeg(void); + +#ifdef FFMPEG_CODEC_IS_POINTER +static AVCodecContext* get_codec_from_stream(AVStream* stream) +{ + return stream->codec; +} +#else +static AVCodecContext* get_codec_from_stream(AVStream* stream) +{ + return &stream->codec; +} +#endif + +static int startffmpeg(struct anim * anim) { + int i, videoStream; + + AVCodec *pCodec; + AVFormatContext *pFormatCtx; + AVCodecContext *pCodecCtx; + +#ifdef FFMPEG_SWSCALE_COLOR_SPACE_SUPPORT + /* The following for color space determination */ + int srcRange, dstRange, brightness, contrast, saturation; + int *table; + const int *inv_table; +#endif + + if (anim == 0) return(-1); + + do_init_ffmpeg(); + + if(av_open_input_file(&pFormatCtx, anim->name, NULL, 0, NULL)!=0) { + return -1; + } + + if(av_find_stream_info(pFormatCtx)<0) { + av_close_input_file(pFormatCtx); + return -1; + } + + dump_format(pFormatCtx, 0, anim->name, 0); + + + /* Find the first video stream */ + videoStream=-1; + for(i=0; i<pFormatCtx->nb_streams; i++) + if(get_codec_from_stream(pFormatCtx->streams[i])->codec_type + == CODEC_TYPE_VIDEO) { + videoStream=i; + break; + } + + if(videoStream==-1) { + av_close_input_file(pFormatCtx); + return -1; + } + + pCodecCtx = get_codec_from_stream(pFormatCtx->streams[videoStream]); + + /* Find the decoder for the video stream */ + pCodec=avcodec_find_decoder(pCodecCtx->codec_id); + if(pCodec==NULL) { + av_close_input_file(pFormatCtx); + return -1; + } + + pCodecCtx->workaround_bugs = 1; + + if(avcodec_open(pCodecCtx, pCodec)<0) { + av_close_input_file(pFormatCtx); + return -1; + } + +#ifdef FFMPEG_OLD_FRAME_RATE + if(pCodecCtx->frame_rate>1000 && pCodecCtx->frame_rate_base==1) + pCodecCtx->frame_rate_base=1000; + + + anim->duration = pFormatCtx->duration * pCodecCtx->frame_rate + / pCodecCtx->frame_rate_base / AV_TIME_BASE; +#else + anim->duration = ceil(pFormatCtx->duration + * av_q2d(pFormatCtx->streams[videoStream]->r_frame_rate) + / AV_TIME_BASE); + +#endif + anim->params = 0; + + anim->x = pCodecCtx->width; + anim->y = pCodecCtx->height; + anim->interlacing = 0; + anim->orientation = 0; + anim->framesize = anim->x * anim->y * 4; + + anim->curposition = -1; + + anim->pFormatCtx = pFormatCtx; + anim->pCodecCtx = pCodecCtx; + anim->pCodec = pCodec; + anim->videoStream = videoStream; + + anim->pFrame = avcodec_alloc_frame(); + anim->pFrameDeinterlaced = avcodec_alloc_frame(); + anim->pFrameRGB = avcodec_alloc_frame(); + + if (avpicture_get_size(PIX_FMT_RGBA, anim->x, anim->y) + != anim->x * anim->y * 4) { + fprintf (stderr, + "ffmpeg has changed alloc scheme ... ARGHHH!\n"); + avcodec_close(anim->pCodecCtx); + av_close_input_file(anim->pFormatCtx); + av_free(anim->pFrameRGB); + av_free(anim->pFrameDeinterlaced); + av_free(anim->pFrame); + anim->pCodecCtx = NULL; + return -1; + } + + if (anim->ib_flags & IB_animdeinterlace) { + avpicture_fill((AVPicture*) anim->pFrameDeinterlaced, + MEM_callocN(avpicture_get_size( + anim->pCodecCtx->pix_fmt, + anim->x, anim->y), + "ffmpeg deinterlace"), + anim->pCodecCtx->pix_fmt, anim->x, anim->y); + } + + if (pCodecCtx->has_b_frames) { + anim->preseek = 25; /* FIXME: detect gopsize ... */ + } else { + anim->preseek = 0; + } + + anim->img_convert_ctx = sws_getContext( + anim->pCodecCtx->width, + anim->pCodecCtx->height, + anim->pCodecCtx->pix_fmt, + anim->pCodecCtx->width, + anim->pCodecCtx->height, + PIX_FMT_RGBA, + SWS_FAST_BILINEAR | SWS_PRINT_INFO, + NULL, NULL, NULL); + + if (!anim->img_convert_ctx) { + fprintf (stderr, + "Can't transform color space??? Bailing out...\n"); + avcodec_close(anim->pCodecCtx); + av_close_input_file(anim->pFormatCtx); + av_free(anim->pFrameRGB); + av_free(anim->pFrameDeinterlaced); + av_free(anim->pFrame); + anim->pCodecCtx = NULL; + return -1; + } + +#ifdef FFMPEG_SWSCALE_COLOR_SPACE_SUPPORT + /* Try do detect if input has 0-255 YCbCR range (JFIF Jpeg MotionJpeg) */ + if (!sws_getColorspaceDetails(anim->img_convert_ctx, (int**)&inv_table, &srcRange, + &table, &dstRange, &brightness, &contrast, &saturation)) { + + srcRange = srcRange || anim->pCodecCtx->color_range == AVCOL_RANGE_JPEG; + inv_table = sws_getCoefficients(anim->pCodecCtx->colorspace); + + if(sws_setColorspaceDetails(anim->img_convert_ctx, (int *)inv_table, srcRange, + table, dstRange, brightness, contrast, saturation)) { + + printf("Warning: Could not set libswscale colorspace details.\n"); + } + } + else { + printf("Warning: Could not set libswscale colorspace details.\n"); + } +#endif + + return (0); +} + +static void ffmpeg_postprocess(struct anim * anim, ImBuf * ibuf, + int * filter_y) +{ + AVFrame * input = anim->pFrame; + + /* This means the data wasnt read properly, + this check stops crashing */ + if (input->data[0]==0 && input->data[1]==0 + && input->data[2]==0 && input->data[3]==0){ + fprintf(stderr, "ffmpeg_fetchibuf: " + "data not read properly...\n"); + return; + } + + if (anim->ib_flags & IB_animdeinterlace) { + if (avpicture_deinterlace( + (AVPicture*) + anim->pFrameDeinterlaced, + (const AVPicture*) + anim->pFrame, + anim->pCodecCtx->pix_fmt, + anim->pCodecCtx->width, + anim->pCodecCtx->height) + < 0) { + *filter_y = 1; + } else { + input = anim->pFrameDeinterlaced; + } + } + + if (ENDIAN_ORDER == B_ENDIAN) { + int * dstStride = anim->pFrameRGB->linesize; + uint8_t** dst = anim->pFrameRGB->data; + int dstStride2[4] = { dstStride[0], 0, 0, 0 }; + uint8_t* dst2[4] = { dst[0], 0, 0, 0 }; + int x,y,h,w; + unsigned char* bottom; + unsigned char* top; + + sws_scale(anim->img_convert_ctx, + (const uint8_t * const *)input->data, + input->linesize, + 0, + anim->pCodecCtx->height, + dst2, + dstStride2); + + /* workaround: sws_scale bug + sets alpha = 0 and compensate + for altivec-bugs and flipy... */ + + bottom = (unsigned char*) ibuf->rect; + top = bottom + ibuf->x * (ibuf->y-1) * 4; + + h = (ibuf->y + 1) / 2; + w = ibuf->x; + + for (y = 0; y < h; y++) { + unsigned char tmp[4]; + unsigned int * tmp_l = + (unsigned int*) tmp; + tmp[3] = 0xff; + + for (x = 0; x < w; x++) { + tmp[0] = bottom[0]; + tmp[1] = bottom[1]; + tmp[2] = bottom[2]; + + bottom[0] = top[0]; + bottom[1] = top[1]; + bottom[2] = top[2]; + bottom[3] = 0xff; + + *(unsigned int*) top = *tmp_l; + + bottom +=4; + top += 4; + } + top -= 8 * w; + } + } else { + int * dstStride = anim->pFrameRGB->linesize; + uint8_t** dst = anim->pFrameRGB->data; + int dstStride2[4] = { -dstStride[0], 0, 0, 0 }; + uint8_t* dst2[4] = { dst[0] + (anim->y - 1)*dstStride[0], + 0, 0, 0 }; + int i; + unsigned char* r; + + sws_scale(anim->img_convert_ctx, + (const uint8_t * const *)input->data, + input->linesize, + 0, + anim->pCodecCtx->height, + dst2, + dstStride2); + + r = (unsigned char*) ibuf->rect; + + /* workaround sws_scale bug: older version of + sws_scale set alpha = 0... */ + if (r[3] == 0) { + for (i = 0; i < ibuf->x * ibuf->y; i++) { + r[3] = 0xff; + r += 4; + } + } + } +} + +static ImBuf * ffmpeg_fetchibuf(struct anim * anim, int position) { + ImBuf * ibuf; + int frameFinished; + AVPacket packet; + int64_t pts_to_search = 0; + int pos_found = 1; + int filter_y = 0; + int seek_by_bytes= 0; + int preseek_count = 0; + + if (anim == 0) return (0); + + ibuf = IMB_allocImBuf(anim->x, anim->y, 32, IB_rect); + + avpicture_fill((AVPicture*) anim->pFrameRGB, + (unsigned char*) ibuf->rect, + PIX_FMT_RGBA, anim->x, anim->y); + + if (position != anim->curposition + 1) { + if (position > anim->curposition + 1 + && anim->preseek + && position - (anim->curposition + 1) < anim->preseek) { + while(av_read_frame(anim->pFormatCtx, &packet)>=0) { + if (packet.stream_index == anim->videoStream) { + avcodec_decode_video( + anim->pCodecCtx, + anim->pFrame, &frameFinished, + packet.data, packet.size); + + if (frameFinished) { + anim->curposition++; + } + } + av_free_packet(&packet); + if (position == anim->curposition+1) { + break; + } + } + } + } + +/* disable seek_by_bytes for now, since bitrates are guessed wrong! + also: MPEG2TS-seeking was fixed in later versions of ffmpeg, so problem + is somewhat fixed by now (until we add correct timecode management code...) +*/ +#if 0 + seek_by_bytes = !!(anim->pFormatCtx->iformat->flags & AVFMT_TS_DISCONT); +#else + seek_by_bytes = FALSE; +#endif + + if (position != anim->curposition + 1) { +#ifdef FFMPEG_OLD_FRAME_RATE + double frame_rate = + (double) anim->pCodecCtx->frame_rate + / (double) anim->pCodecCtx->frame_rate_base; +#else + double frame_rate = + av_q2d(anim->pFormatCtx->streams[anim->videoStream] + ->r_frame_rate); +#endif + double pts_time_base = av_q2d(anim->pFormatCtx->streams[anim->videoStream]->time_base); + long long pos; + long long st_time = anim->pFormatCtx->start_time; + int ret; + + if (seek_by_bytes) { + pos = position - anim->preseek; + if (pos < 0) { + pos = 0; + } + preseek_count = position - pos; + + pos *= anim->pFormatCtx->bit_rate / frame_rate; + pos /= 8; + } else { + pos = (long long) (position - anim->preseek) + * AV_TIME_BASE / frame_rate; + if (pos < 0) { + pos = 0; + } + + if (st_time != AV_NOPTS_VALUE) { + pos += st_time; + } + } + + ret = av_seek_frame(anim->pFormatCtx, -1, + pos, + AVSEEK_FLAG_BACKWARD | ( + seek_by_bytes + ? AVSEEK_FLAG_ANY + | AVSEEK_FLAG_BYTE : 0)); + if (ret < 0) { + fprintf(stderr, "error while seeking: %d\n", ret); + } + + pts_to_search = (long long) + (((double) position) / pts_time_base / frame_rate); + if (st_time != AV_NOPTS_VALUE) { + pts_to_search += st_time / pts_time_base/ AV_TIME_BASE; + } + + pos_found = 0; + avcodec_flush_buffers(anim->pCodecCtx); + } + + while(av_read_frame(anim->pFormatCtx, &packet)>=0) { + if(packet.stream_index == anim->videoStream) { + avcodec_decode_video(anim->pCodecCtx, + anim->pFrame, &frameFinished, + packet.data, packet.size); + + if (seek_by_bytes && preseek_count > 0) { + preseek_count--; + } + + if (frameFinished && !pos_found) { + if (seek_by_bytes) { + if (!preseek_count) { + pos_found = 1; + anim->curposition = position; + } + } else { + if (packet.dts >= pts_to_search) { + pos_found = 1; + anim->curposition = position; + } + } + } + + if(frameFinished && pos_found == 1) { + ffmpeg_postprocess(anim, ibuf, &filter_y); + av_free_packet(&packet); + break; + } + } + + av_free_packet(&packet); + } + + if (filter_y && ibuf) { + IMB_filtery(ibuf); + } + + ibuf->profile = IB_PROFILE_SRGB; + + return(ibuf); +} + +static void free_anim_ffmpeg(struct anim * anim) { + if (anim == NULL) return; + + if (anim->pCodecCtx) { + avcodec_close(anim->pCodecCtx); + av_close_input_file(anim->pFormatCtx); + av_free(anim->pFrameRGB); + av_free(anim->pFrame); + + if (anim->ib_flags & IB_animdeinterlace) { + MEM_freeN(anim->pFrameDeinterlaced->data[0]); + } + av_free(anim->pFrameDeinterlaced); + sws_freeContext(anim->img_convert_ctx); + } + anim->duration = 0; +} + +#endif + +#ifdef WITH_REDCODE + +static int startredcode(struct anim * anim) { + anim->redcodeCtx = redcode_open(anim->name); + if (!anim->redcodeCtx) { + return -1; + } + anim->duration = redcode_get_length(anim->redcodeCtx); + + return 0; +} + +static ImBuf * redcode_fetchibuf(struct anim * anim, int position) { + struct ImBuf * ibuf; + struct redcode_frame * frame; + struct redcode_frame_raw * raw_frame; + + if (!anim->redcodeCtx) { + return NULL; + } + + frame = redcode_read_video_frame(anim->redcodeCtx, position); + + if (!frame) { + return NULL; + } + + raw_frame = redcode_decode_video_raw(frame, 1); + + redcode_free_frame(frame); + + if (!raw_frame) { + return NULL; + } + + ibuf = IMB_allocImBuf(raw_frame->width * 2, + raw_frame->height * 2, 32, IB_rectfloat); + + redcode_decode_video_float(raw_frame, ibuf->rect_float, 1); + + return ibuf; +} + +static void free_anim_redcode(struct anim * anim) { + if (anim->redcodeCtx) { + redcode_close(anim->redcodeCtx); + anim->redcodeCtx = 0; + } + anim->duration = 0; +} + +#endif + +/* probeer volgende plaatje te lezen */ +/* Geen plaatje, probeer dan volgende animatie te openen */ +/* gelukt, haal dan eerste plaatje van animatie */ + +static struct ImBuf * anim_getnew(struct anim * anim) { + struct ImBuf *ibuf = 0; + + if (anim == NULL) return(0); + + free_anim_movie(anim); + free_anim_avi(anim); +#ifdef WITH_QUICKTIME + free_anim_quicktime(anim); +#endif +#ifdef WITH_FFMPEG + free_anim_ffmpeg(anim); +#endif +#ifdef WITH_REDCODE + free_anim_redcode(anim); +#endif + + + if (anim->curtype != 0) return (0); + anim->curtype = imb_get_anim_type(anim->name); + + switch (anim->curtype) { + case ANIM_SEQUENCE: + ibuf = IMB_loadiffname(anim->name, anim->ib_flags); + if (ibuf) { + strcpy(anim->first, anim->name); + anim->duration = 1; + } + break; + case ANIM_MOVIE: + if (startmovie(anim)) return (0); + ibuf = IMB_allocImBuf (anim->x, anim->y, 24, 0); /* fake */ + break; + case ANIM_AVI: + if (startavi(anim)) { + printf("couldnt start avi\n"); + return (0); + } + ibuf = IMB_allocImBuf (anim->x, anim->y, 24, 0); + break; +#ifdef WITH_QUICKTIME + case ANIM_QTIME: + if (startquicktime(anim)) return (0); + ibuf = IMB_allocImBuf (anim->x, anim->y, 24, 0); + break; +#endif +#ifdef WITH_FFMPEG + case ANIM_FFMPEG: + if (startffmpeg(anim)) return (0); + ibuf = IMB_allocImBuf (anim->x, anim->y, 24, 0); + break; +#endif +#ifdef WITH_REDCODE + case ANIM_REDCODE: + if (startredcode(anim)) return (0); + ibuf = IMB_allocImBuf (8, 8, 32, 0); + break; +#endif + } + return(ibuf); +} + +struct ImBuf * IMB_anim_previewframe(struct anim * anim) { + struct ImBuf * ibuf = 0; + int position = 0; + + ibuf = IMB_anim_absolute(anim, 0); + if (ibuf) { + IMB_freeImBuf(ibuf); + position = anim->duration / 2; + ibuf = IMB_anim_absolute(anim, position); + } + return ibuf; +} + +struct ImBuf * IMB_anim_absolute(struct anim * anim, int position) { + struct ImBuf * ibuf = 0; + char head[256], tail[256]; + unsigned short digits; + int pic; + int filter_y; + if (anim == NULL) return(0); + + filter_y = (anim->ib_flags & IB_animdeinterlace); + + if (anim->curtype == 0) { + ibuf = anim_getnew(anim); + if (ibuf == NULL) { + return (0); + } + + IMB_freeImBuf(ibuf); /* ???? */ + ibuf= NULL; + } + + if (position < 0) return(0); + if (position >= anim->duration) return(0); + + switch(anim->curtype) { + case ANIM_SEQUENCE: + pic = an_stringdec(anim->first, head, tail, &digits); + pic += position; + an_stringenc(anim->name, head, tail, digits, pic); + ibuf = IMB_loadiffname(anim->name, IB_rect); + if (ibuf) { + anim->curposition = position; + } + break; + case ANIM_MOVIE: + ibuf = movie_fetchibuf(anim, position); + if (ibuf) { + anim->curposition = position; + IMB_convert_rgba_to_abgr(ibuf); + ibuf->profile = IB_PROFILE_SRGB; + } + break; + case ANIM_AVI: + ibuf = avi_fetchibuf(anim, position); + if (ibuf) + anim->curposition = position; + break; +#ifdef WITH_QUICKTIME + case ANIM_QTIME: + ibuf = qtime_fetchibuf(anim, position); + if (ibuf) + anim->curposition = position; + break; +#endif +#ifdef WITH_FFMPEG + case ANIM_FFMPEG: + ibuf = ffmpeg_fetchibuf(anim, position); + if (ibuf) + anim->curposition = position; + filter_y = 0; /* done internally */ + break; +#endif +#ifdef WITH_REDCODE + case ANIM_REDCODE: + ibuf = redcode_fetchibuf(anim, position); + if (ibuf) anim->curposition = position; + break; +#endif + } + + if (ibuf) { + if (filter_y) IMB_filtery(ibuf); + sprintf(ibuf->name, "%s.%04d", anim->name, anim->curposition + 1); + + } + return(ibuf); +} + +/***/ + +int IMB_anim_get_duration(struct anim *anim) { + return anim->duration; +} + +void IMB_anim_set_preseek(struct anim * anim, int preseek) +{ + anim->preseek = preseek; +} + +int IMB_anim_get_preseek(struct anim * anim) +{ + return anim->preseek; +} |