diff options
Diffstat (limited to 'libmpcodecs/vf_pullup.c')
-rw-r--r-- | libmpcodecs/vf_pullup.c | 238 |
1 files changed, 238 insertions, 0 deletions
diff --git a/libmpcodecs/vf_pullup.c b/libmpcodecs/vf_pullup.c new file mode 100644 index 0000000000..847147e5c1 --- /dev/null +++ b/libmpcodecs/vf_pullup.c @@ -0,0 +1,238 @@ +#include <stdio.h> +#include <stdlib.h> +#include <string.h> + +#include "../config.h" +#include "../mp_msg.h" +#include "../cpudetect.h" + +#include "img_format.h" +#include "mp_image.h" +#include "vf.h" + +#include "../libvo/fastmemcpy.h" + +#include "pullup.h" + +struct vf_priv_s { + struct pullup_context *ctx; + int init; + int fakecount; +}; + +static inline void *my_memcpy_pic(void * dst, void * src, int bytesPerLine, int height, int dstStride, int srcStride) +{ + int i; + void *retval=dst; + + for(i=0; i<height; i++) + { + memcpy(dst, src, bytesPerLine); + src+= srcStride; + dst+= dstStride; + } + + return retval; +} + +static void init_pullup(struct vf_instance_s* vf, mp_image_t *mpi) +{ + struct pullup_context *c = vf->priv->ctx; + + if (mpi->flags & MP_IMGFLAG_PLANAR) { + c->format = PULLUP_FMT_Y; + c->nplanes = 3; + pullup_preinit_context(c); + c->bpp[0] = c->bpp[1] = c->bpp[2] = 8; + c->w[0] = mpi->w; + c->h[0] = mpi->h; + c->w[1] = c->w[2] = mpi->chroma_width; + c->h[1] = c->h[2] = mpi->chroma_height; + c->stride[0] = mpi->width; + c->stride[1] = c->stride[2] = mpi->chroma_width; + c->background[1] = c->background[2] = 128; + } + + c->junk_left = c->junk_right = 1; + c->junk_top = c->junk_bottom = 4; + + if (gCpuCaps.hasMMX) c->cpu |= PULLUP_CPU_MMX; + if (gCpuCaps.hasMMX2) c->cpu |= PULLUP_CPU_MMX2; + if (gCpuCaps.has3DNow) c->cpu |= PULLUP_CPU_3DNOW; + if (gCpuCaps.has3DNowExt) c->cpu |= PULLUP_CPU_3DNOWEXT; + if (gCpuCaps.hasSSE) c->cpu |= PULLUP_CPU_SSE; + if (gCpuCaps.hasSSE2) c->cpu |= PULLUP_CPU_SSE2; + + pullup_init_context(c); + + vf->priv->init = 1; +} + + +static void get_image(struct vf_instance_s* vf, mp_image_t *mpi) +{ + struct pullup_context *c = vf->priv->ctx; + struct pullup_buffer *b; + + if (mpi->type == MP_IMGTYPE_STATIC) return; + + if (!vf->priv->init) init_pullup(vf, mpi); + + b = pullup_get_buffer(c, 2); + if (!b) return; /* shouldn't happen... */ + + mpi->priv = b; + + mpi->planes[0] = b->planes[0]; + mpi->planes[1] = b->planes[1]; + mpi->planes[2] = b->planes[2]; + mpi->stride[0] = c->stride[0]; + mpi->stride[1] = c->stride[1]; + mpi->stride[2] = c->stride[2]; + + mpi->flags |= MP_IMGFLAG_DIRECT; + mpi->flags &= ~MP_IMGFLAG_DRAW_CALLBACK; + + //mpi->width = mpi->stride[0]; +} + +static int put_image(struct vf_instance_s* vf, mp_image_t *mpi) +{ + struct pullup_context *c = vf->priv->ctx; + struct pullup_buffer *b; + struct pullup_frame *f; + mp_image_t *dmpi; + int ret; + int p; + + if (!vf->priv->init) init_pullup(vf, mpi); + + if (mpi->flags & MP_IMGFLAG_DIRECT) { + b = mpi->priv; + mpi->priv = 0; + } else { + b = pullup_get_buffer(c, 2); + if (!b) { + mp_msg(MSGT_VFILTER,MSGL_ERR,"Could not get buffer from pullup!\n"); + f = pullup_get_frame(c); + pullup_release_frame(f); + return 0; + } + memcpy_pic(b->planes[0], mpi->planes[0], mpi->w, mpi->h, + c->stride[0], mpi->stride[0]); + if (mpi->flags & MP_IMGFLAG_PLANAR) { + memcpy_pic(b->planes[1], mpi->planes[1], + mpi->chroma_width, mpi->chroma_height, + c->stride[1], mpi->stride[1]); + memcpy_pic(b->planes[2], mpi->planes[2], + mpi->chroma_width, mpi->chroma_height, + c->stride[2], mpi->stride[2]); + } + } + + p = mpi->fields & MP_IMGFIELD_TOP_FIRST ? 0 : + (mpi->fields & MP_IMGFIELD_ORDERED ? 1 : 0); + //printf("p=%d\n", p); + pullup_submit_field(c, b, p); + pullup_submit_field(c, b, p^1); + if (mpi->fields & MP_IMGFIELD_REPEAT_FIRST) + pullup_submit_field(c, b, p); + + pullup_release_buffer(b, 2); + + f = pullup_get_frame(c); + + /* Fake yes for first few frames (buffer depth) to keep from + * breaking A/V sync with G1's bad architecture... */ + if (!f) return vf->priv->fakecount ? (--vf->priv->fakecount,1) : 0; + + if (f->length < 2) { + pullup_release_frame(f); + f = pullup_get_frame(c); + if (!f) return 0; + if (f->length < 2) { + pullup_release_frame(f); + return 0; + } + } + + /* If the frame isn't already exportable... */ + if (!f->buffer) { + /* FIXME: DR disabled for now */ + if (0) { + dmpi = vf_get_image(vf->next, mpi->imgfmt, + MP_IMGTYPE_TEMP, MP_IMGFLAG_ACCEPT_STRIDE, + mpi->width, mpi->height); + /* FIXME: draw into DR buffer */ + return vf_next_put_image(vf, dmpi); + } + pullup_pack_frame(c, f); + } + dmpi = vf_get_image(vf->next, mpi->imgfmt, + MP_IMGTYPE_EXPORT, MP_IMGFLAG_ACCEPT_STRIDE, + mpi->width, mpi->height); + + dmpi->planes[0] = f->buffer->planes[0]; + dmpi->planes[1] = f->buffer->planes[1]; + dmpi->planes[2] = f->buffer->planes[2]; + + dmpi->stride[0] = c->stride[0]; + dmpi->stride[1] = c->stride[1]; + dmpi->stride[2] = c->stride[2]; + + ret = vf_next_put_image(vf, dmpi); + pullup_release_frame(f); + return ret; +} + +static int query_format(struct vf_instance_s* vf, unsigned int fmt) +{ + /* FIXME - support more formats */ + switch (fmt) { + case IMGFMT_YV12: + case IMGFMT_IYUV: + case IMGFMT_I420: + return vf_next_query_format(vf, fmt); + } + return 0; +} + +static int config(struct vf_instance_s* vf, + int width, int height, int d_width, int d_height, + unsigned int flags, unsigned int outfmt) +{ + if (height&3) return 0; + return vf_next_config(vf, width, height, d_width, d_height, flags, outfmt); +} + +static void uninit(struct vf_instance_s* vf) +{ + pullup_free_context(vf->priv->ctx); + free(vf->priv); +} + +static int open(vf_instance_t *vf, char* args) +{ + struct vf_priv_s *p; + vf->get_image = get_image; + vf->put_image = put_image; + vf->config = config; + vf->query_format = query_format; + vf->uninit = uninit; + vf->default_reqs = VFCAP_ACCEPT_STRIDE; + vf->priv = p = calloc(1, sizeof(struct vf_priv_s)); + p->ctx = pullup_alloc_context(); + p->fakecount = 2; + return 1; +} + +vf_info_t vf_info_pullup = { + "pullup (from field sequence to frames)", + "pullup", + "Rich Felker", + "", + open, + NULL +}; + + |