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https://github.com/ZDoom/raze-gles.git
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45a8742e42
Overrides the aspect ratio for IVF files.
cutscene <path> { aspect <numerator> <denominator> }
Note: For ANMs, you can use rotatesprite and setaspect to draw TILE_ANIM (currently defined as 30716) in EVENT_CUTSCENE with a custom aspect.
Patch from Fox.
git-svn-id: https://svn.eduke32.com/eduke32@6551 1a8010ca-5511-0410-912e-c29ae57300e0
108 lines
2.6 KiB
C
108 lines
2.6 KiB
C
#ifndef USE_OPENGL
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# error "VP8 support requires OpenGL"
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#endif
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#ifndef ANIM_VPX_H
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#define ANIM_VPX_H
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#define VPX_CODEC_DISABLE_COMPAT 1
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#ifndef ANIMVPX_STANDALONE
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# undef UNUSED
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# include <vpx/vpx_decoder.h>
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//#include <vpx/vp8dx.h>
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#endif
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// IVF format: http://wiki.multimedia.cx/index.php?title=IVF
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#pragma pack(push,1)
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typedef struct
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{
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char magic[4];
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uint16_t version;
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uint16_t hdrlen;
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char fourcc[4];
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uint16_t width;
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uint16_t height;
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uint32_t fpsnumer;
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uint32_t fpsdenom;
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uint32_t numframes;
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uint32_t unused_;
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} animvpx_ivf_header_t;
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#pragma pack(pop)
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#ifndef ANIMVPX_STANDALONE
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extern const char *animvpx_read_ivf_header_errmsg[7];
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int32_t animvpx_read_ivf_header(int32_t inhandle, animvpx_ivf_header_t *hdr);
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typedef struct
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{
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const char *errmsg; // non-NULL if codec error? better always check...
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const char *errmsg_detail; // may be NULL even if codec error
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uint16_t width, height;
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uint8_t *pic; // lines of [Y U V 0], calloc'ed on init
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// VVV everything that follows should be considered private! VVV
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int32_t inhandle; // the kread() file handle
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// state of this struct:
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// 0: uninited (either not yet or already)
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// 1: codec init OK
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// -1: error while initing
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// -2: error while uniniting
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int32_t initstate;
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// decoder state:
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// 0: first time / begin
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// 1: have more frames
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// 2: reached EOF
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// -1: unspecified error
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// -2: decoder error
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int32_t decstate;
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uint32_t compbuflen;
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uint32_t compbufallocsiz;
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uint8_t *compbuf; // compressed data buffer (one IVF/VP8 frame)
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vpx_codec_ctx_t codec;
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vpx_codec_iter_t iter;
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// statistics
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int32_t numframes;
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int32_t sumtimes[3];
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int32_t maxtimes[3];
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} animvpx_codec_ctx;
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int32_t animvpx_init_codec(const animvpx_ivf_header_t *info, int32_t inhandle, animvpx_codec_ctx *codec);
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int32_t animvpx_uninit_codec(animvpx_codec_ctx *codec);
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extern const char *animvpx_nextpic_errmsg[8];
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int32_t animvpx_nextpic(animvpx_codec_ctx *codec, uint8_t **pic);
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void animvpx_setup_glstate(void);
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void animvpx_restore_glstate(void);
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int32_t animvpx_render_frame(animvpx_codec_ctx *codec, double animvpx_aspect);
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void animvpx_print_stats(const animvpx_codec_ctx *codec);
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#endif
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static inline int32_t animvpx_check_header(const animvpx_ivf_header_t *hdr)
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{
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if (Bmemcmp(hdr->magic,"DKIF",4))
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return 2; // "not an IVF file"
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if (hdr->version != 0)
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return 3; // "unrecognized IVF version"
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// fourcc is left as-is
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if (Bmemcmp(hdr->fourcc, "VP80", 4))
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return 4; // "only VP8 supported"
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return 0;
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}
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#endif // !defined ANIM_VPX_H
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