mirror of
https://github.com/ZDoom/raze-gles.git
synced 2024-12-26 11:40:44 +00:00
bb4a19cf3a
For brightmaps we do not need full RGBA8 data with mipmaps - RGBA2 without mipmaps is fully sufficient here and will save a lot of video memory.
466 lines
12 KiB
C++
466 lines
12 KiB
C++
/* ANM file replacement with VP8 video */
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#ifdef USE_LIBVPX
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#include "compat.h"
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#include "compat.h"
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#include "baselayer.h"
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#include "build.h"
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#include "cache1d.h"
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#include "matrix.h"
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#include "../../glbackend/glbackend.h"
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#undef UNUSED
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#define VPX_CODEC_DISABLE_COMPAT 1
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#include <vpx/vpx_decoder.h>
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#include <vpx/vp8dx.h>
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#include "animvpx.h"
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const char *animvpx_read_ivf_header_errmsg[] = {
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"All OK",
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"couldn't read 32-byte IVF header",
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"magic mismatch, not an IVF file",
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"unrecognized IVF version, expected 0",
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"only VP8 video stream supported",
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"invalid framerate numerator or denominator after correction, must not be 0",
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};
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EDUKE32_STATIC_ASSERT(sizeof(animvpx_ivf_header_t) == 32);
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int32_t animvpx_read_ivf_header(buildvfs_kfd inhandle, animvpx_ivf_header_t *hdr)
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{
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int32_t err;
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if (kread(inhandle, hdr, sizeof(animvpx_ivf_header_t)) != sizeof(animvpx_ivf_header_t))
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return 1; // "couldn't read header"
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err = animvpx_check_header(hdr);
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if (err)
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return err;
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hdr->hdrlen = B_LITTLE16(hdr->hdrlen);
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hdr->width = B_LITTLE16(hdr->width);
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hdr->height = B_LITTLE16(hdr->height);
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hdr->fpsnumer = B_LITTLE16(hdr->fpsnumer);
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hdr->fpsdenom = B_LITTLE16(hdr->fpsdenom);
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hdr->numframes = B_LITTLE32(hdr->numframes);
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// the rest is based on vpxdec.c --> file_is_ivf()
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if (hdr->fpsnumer < 1000)
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{
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// NOTE: We got rid of the 1/(2*fps) correction from libvpx's vpxdec.c,
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// users are encouraged to use the "ivfrate" utility instead
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if (hdr->fpsdenom==0 || hdr->fpsnumer==0)
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return 5; // "invalid framerate numerator or denominator"
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initprintf("animvpx: rate is %d frames / %d seconds (%.03f fps).\n",
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hdr->fpsnumer, hdr->fpsdenom, (double)hdr->fpsnumer/hdr->fpsdenom);
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}
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else
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{
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double fps = (hdr->fpsdenom==0) ? 0.0 : (double)hdr->fpsnumer/hdr->fpsdenom;
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initprintf("animvpx: set rate to 30 fps (header says %d frames / %d seconds = %.03f fps).\n",
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hdr->fpsnumer, hdr->fpsdenom, fps);
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/* Don't know FPS for sure, and don't have readahead code
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* (yet?), so just default to 30fps.
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*/
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hdr->fpsnumer = 30;
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hdr->fpsdenom = 1;
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}
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return 0;
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}
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////////// CODEC STUFF //////////
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static void get_codec_error(animvpx_codec_ctx *codec)
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{
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codec->errmsg_detail = vpx_codec_error_detail(&codec->codec);
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codec->errmsg = vpx_codec_error(&codec->codec);
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}
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// no checks for double-init!
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int32_t animvpx_init_codec(const animvpx_ivf_header_t *info, buildvfs_kfd inhandle, animvpx_codec_ctx *codec)
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{
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vpx_codec_dec_cfg_t cfg;
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cfg.threads = 1;
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cfg.w = info->width;
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cfg.h = info->height;
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codec->width = info->width;
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codec->height = info->height;
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//
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codec->inhandle = inhandle;
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codec->pic = (uint8_t *)Xcalloc(info->width*info->height,4);
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codec->compbuflen = codec->compbufallocsiz = 0;
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codec->compbuf = NULL;
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codec->iter = NULL;
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if (codec->pic == NULL)
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{
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codec->initstate = -1;
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return 1;
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}
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if (vpx_codec_dec_init(&codec->codec, &vpx_codec_vp8_dx_algo, &cfg, 0))
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{
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get_codec_error(codec);
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codec->initstate = -1;
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return 1;
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}
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codec->initstate = 1;
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codec->decstate = 0;
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codec->errmsg_detail = codec->errmsg = NULL;
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codec->numframes = 0;
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Bmemset(codec->sumtimes, 0, sizeof(codec->sumtimes));
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Bmemset(codec->maxtimes, 0, sizeof(codec->maxtimes));
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return 0;
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}
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int32_t animvpx_uninit_codec(animvpx_codec_ctx *codec)
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{
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if (codec->initstate <= 0)
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return 2;
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DO_FREE_AND_NULL(codec->pic);
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if (vpx_codec_destroy(&codec->codec))
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{
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get_codec_error(codec);
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codec->initstate = -2;
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return 1;
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}
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codec->initstate = 0;
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return 0;
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}
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////////// FRAME RETRIEVAL //////////
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// read one IVF/VP8 frame, which may code multiple "picture-frames"
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static int32_t animvpx_read_frame(buildvfs_kfd inhandle, uint8_t **bufptr, uint32_t *bufsizptr, uint32_t *bufallocsizptr)
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{
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#pragma pack(push,1)
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struct { uint32_t framesiz; uint64_t timestamp; } hdr;
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#pragma pack(pop)
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if (kread(inhandle, &hdr, sizeof(hdr)) != sizeof(hdr))
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return 1;
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if (hdr.framesiz == 0)
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return 6; // must be 6, see animvpx_nextpic_errmsg[]
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// OSD_Printf("frame size: %u\n", hdr.framesiz);
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if (!*bufptr)
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{
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*bufptr = (uint8_t *)Xmalloc(hdr.framesiz);
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if (!*bufptr)
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return 2;
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*bufallocsizptr = hdr.framesiz;
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}
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else if (*bufallocsizptr < hdr.framesiz)
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{
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*bufptr = (uint8_t *)Xrealloc(*bufptr, hdr.framesiz);
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if (!*bufptr)
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return 2;
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*bufallocsizptr = hdr.framesiz;
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}
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*bufsizptr = hdr.framesiz;
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if (kread(inhandle, *bufptr, hdr.framesiz) != (signed)hdr.framesiz)
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return 3;
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return 0;
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}
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const char *animvpx_nextpic_errmsg[] = {
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"All OK",
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"INTERNAL ERROR, animvpx_codec_ctx not initalized!",
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"OUT OF MEMORY",
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"couldn't read whole frame",
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"decoder error, couldn't decode frame",
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"picture dimension mismatch",
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"INTERNAL ERROR: read 0 frame length",
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"Failed getting corruption status (VP8D_GET_FRAME_CORRUPTED)"
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};
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// retrieves one picture-frame from the stream
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// pic format: lines of [Y U V 0] pixels
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// *picptr==NULL means EOF has been reached
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#ifdef DEBUGGINGAIDS
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ATTRIBUTE_OPTIMIZE("O1")
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#else
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ATTRIBUTE_OPTIMIZE("O3")
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#endif
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int32_t animvpx_nextpic(animvpx_codec_ctx *codec, uint8_t **picptr)
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{
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int32_t ret, corrupted;
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vpx_image_t *img;
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int32_t t[3];
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if (codec->initstate <= 0) // not inited or error
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return 1;
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t[0] = timerGetTicks();
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if (codec->decstate == 0) // first time / begin
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{
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read_ivf_frame:
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corrupted = 0;
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ret = animvpx_read_frame(codec->inhandle, &codec->compbuf, &codec->compbuflen,
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&codec->compbufallocsiz);
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if (ret == 1)
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{
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// reached EOF
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*picptr = NULL;
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codec->decstate = 2;
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return 0;
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}
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else if (ret == 2 || ret == 3 || ret == 6)
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{
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*picptr = NULL;
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codec->decstate = -1;
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return ret;
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}
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// ^^^ keep in sync with all animvpx_read_frame() errors!
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// codec->compbuf now contains one IVF/VP8 frame
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codec->decstate = 1;
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// decode it!
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if (vpx_codec_decode(&codec->codec, codec->compbuf, codec->compbuflen, NULL, 0))
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{
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get_codec_error(codec);
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codec->decstate = -2;
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return 4;
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}
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// Compilation fix for Debian 6.0 (squeeze), which doesn't have
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// VP8D_GET_FRAME_CORRUPTED.
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// LibVPX doesn't seem to have a version #define, so we use the
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// following one to determine conditional compilation.
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#ifdef VPX_CODEC_CAP_ERROR_CONCEALMENT
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if (vpx_codec_control(&codec->codec, VP8D_GET_FRAME_CORRUPTED, &corrupted))
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{
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get_codec_error(codec);
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codec->decstate = -2;
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return 7;
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}
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#endif
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if (corrupted)
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OSD_Printf("warning: corrupted frame!\n");
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}
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img = vpx_codec_get_frame(&codec->codec, &codec->iter);
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if (img == NULL)
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{
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codec->iter = NULL; // !
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goto read_ivf_frame;
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}
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if (img->d_w != codec->width || img->d_h != codec->height)
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{
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codec->decstate = -1;
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return 5;
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}
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t[1] = timerGetTicks();
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uint8_t *const dstpic = codec->pic;
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uint8_t const *const yplane = img->planes[VPX_PLANE_Y];
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uint8_t const *const uplane = img->planes[VPX_PLANE_U];
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uint8_t const *const vplane = img->planes[VPX_PLANE_V];
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const int32_t ystride = img->stride[VPX_PLANE_Y];
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const int32_t ustride = img->stride[VPX_PLANE_U];
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const int32_t vstride = img->stride[VPX_PLANE_V];
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/*** 3 planes --> packed conversion ***/
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vec2u_t const dim = { img->d_w, img->d_h };
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for (unsigned int y = 0; y < dim.y; y += 2)
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{
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unsigned int const y1 = y + 1;
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unsigned int const wy = dim.x * y;
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unsigned int const wy1 = dim.x * y1;
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for (unsigned int x = 0; x < dim.x; x += 2)
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{
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uint8_t u = uplane[ustride * (y >> 1) + (x >> 1)];
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uint8_t v = vplane[vstride * (y >> 1) + (x >> 1)];
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dstpic[(wy + x) << 2] = yplane[ystride * y + x];
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dstpic[(wy + x + 1) << 2] = yplane[ystride * y + x + 1];
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dstpic[(wy1 + x) << 2] = yplane[ystride * y1 + x];
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dstpic[(wy1 + x + 1) << 2] = yplane[ystride * y1 + x + 1];
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dstpic[((wy + x) << 2) + 1] = u;
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dstpic[((wy + x + 1) << 2) + 1] = u;
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dstpic[((wy1 + x) << 2) + 1] = u;
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dstpic[((wy1 + x + 1) << 2) + 1] = u;
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dstpic[((wy + x) << 2) + 2] = v;
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dstpic[((wy + x + 1) << 2) + 2] = v;
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dstpic[((wy1 + x) << 2) + 2] = v;
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dstpic[((wy1 + x + 1) << 2) + 2] = v;
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}
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}
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t[2] = timerGetTicks();
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codec->sumtimes[0] += t[1]-t[0];
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codec->sumtimes[1] += t[2]-t[1];
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codec->maxtimes[0] = max(codec->maxtimes[0], t[1]-t[0]);
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codec->maxtimes[1] = max(codec->maxtimes[0], t[2]-t[1]);
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*picptr = codec->pic;
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return 0;
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}
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/////////////// DRAWING! ///////////////
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static FHardwareTexture* texture;
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static int sampler;
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static int32_t texuploaded;
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void animvpx_setup_glstate(int32_t animvpx_flags)
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{
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static char logbuf[512];
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GLInterface.SetVPXShader();
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////////// GL STATE //////////
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//Force fullscreen (glox1=-1 forces it to restore afterwards)
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GLInterface.SetViewport(0,0,xdim,ydim); glox1 = -1;
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GLInterface.EnableAlphaTest(false);
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GLInterface.EnableDepthTest(false);
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GLInterface.EnableBlend(false);
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GLInterface.SetCull(Cull_None);
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texture = GLInterface.NewTexture();
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if ((animvpx_flags & CUTSCENE_TEXTUREFILTER && gltexfiltermode == TEXFILTER_ON) || animvpx_flags & CUTSCENE_FORCEFILTER ||
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(!(animvpx_flags & CUTSCENE_TEXTUREFILTER) && !(animvpx_flags & CUTSCENE_FORCENOFILTER))) // if no flags, then use filter for IVFs
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{
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sampler = SamplerClampXY;
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}
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else
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{
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sampler = SamplerNoFilterClampXY;
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}
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texuploaded = 0;
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////////////////////
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GLInterface.ClearScreen(0, 0, 0, true);
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}
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void animvpx_restore_glstate(void)
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{
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GLInterface.SetPolymostShader();
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delete texture;
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texture = nullptr;
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texuploaded = 0;
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}
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int32_t animvpx_render_frame(animvpx_codec_ctx *codec, double animvpx_aspect)
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{
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int32_t t = timerGetTicks();
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if (codec->initstate <= 0) // not inited or error
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return 1;
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if (codec->pic == NULL)
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return 2; // shouldn't happen
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if (!texuploaded)
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{
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texture->CreateTexture(codec->width, codec->height, FHardwareTexture::TrueColor, false);
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texuploaded = 1;
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}
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texture->LoadTexture(codec->pic);
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GLInterface.BindTexture(0, texture, sampler);
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float vid_wbyh = ((float)codec->width)/codec->height;
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if (animvpx_aspect > 0)
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vid_wbyh = animvpx_aspect;
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float scr_wbyh = ((float)xdim)/ydim;
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float x=1.0, y=1.0;
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#if 1
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// aspect correction by pillarboxing/letterboxing
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// TODO: fullscreen? can't assume square pixels there
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if (vid_wbyh != scr_wbyh)
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{
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if (vid_wbyh < scr_wbyh)
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x = vid_wbyh/scr_wbyh;
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else
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y = scr_wbyh/vid_wbyh;
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}
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#endif
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auto data = GLInterface.AllocVertices(4);
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auto vt = data.second;
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vt[0].SetTexCoord(0.0,1.0);
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vt[0].SetVertex(-x, -y, 0.0);
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vt[1].SetTexCoord(0.0,0.0);
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vt[1].SetVertex(-x, y, 0.0);
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vt[2].SetTexCoord(1.0,0.0);
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vt[2].SetVertex(x, y, 0.0);
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vt[3].SetTexCoord(1.0,1.0);
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vt[3].SetVertex(x, -y, 0.0);
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GLInterface.Draw(DT_TRIANGLE_FAN, data.first, 4);
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t = timerGetTicks()-t;
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codec->sumtimes[2] += t;
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codec->maxtimes[2] = max(codec->maxtimes[2], t);
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codec->numframes++;
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return 0;
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}
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void animvpx_print_stats(const animvpx_codec_ctx *codec)
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{
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if (codec->numframes != 0)
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{
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const int32_t *s = codec->sumtimes;
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const int32_t *m = codec->maxtimes;
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int32_t n = codec->numframes;
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initprintf("VP8 timing stats (mean, max) [ms] for %d frames:\n"
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" read and decode frame: %.02f, %d\n"
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" 3 planes -> packed conversion: %.02f, %d\n"
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" upload and display: %.02f, %d\n",
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n, (double)s[0]/n, m[0], (double)s[1]/n, m[1], (double)s[2]/n, m[2]);
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}
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}
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#endif
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