mirror of
https://github.com/mpv-player/mpv
synced 2025-01-17 12:31:25 +00:00
8bf4a60bbe
This wasn't used anymore. Remove the reference to IMGFMT_MJPEG in vf_dlopen as well. Thus format is used as FourCC in the TV code (i.e. it's on the demuxer level, just like raw formats), and never appears in the video filter chain. For starters, vd_ffmpeg can never produce this format.
228 lines
6.6 KiB
C
228 lines
6.6 KiB
C
/*
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* This file is part of MPlayer.
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*
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* MPlayer is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* MPlayer is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with MPlayer; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include "config.h"
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include "talloc.h"
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#include "libmpcodecs/img_format.h"
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#include "libmpcodecs/mp_image.h"
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#include "libvo/fastmemcpy.h"
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#include "libavutil/mem.h"
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void mp_image_alloc_planes(mp_image_t *mpi) {
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// IF09 - allocate space for 4. plane delta info - unused
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if (mpi->imgfmt == IMGFMT_IF09) {
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mpi->planes[0]=av_malloc(mpi->bpp*mpi->width*(mpi->height+2)/8+
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mpi->chroma_width*mpi->chroma_height);
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} else
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mpi->planes[0]=av_malloc(mpi->bpp*mpi->width*(mpi->height+2)/8);
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if (!mpi->planes[0])
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abort(); //out of memory
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if (mpi->flags&MP_IMGFLAG_PLANAR) {
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int bpp = IMGFMT_IS_YUVP16(mpi->imgfmt)? 2 : 1;
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// YV12/I420/YVU9/IF09. feel free to add other planar formats here...
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mpi->stride[0]=mpi->stride[3]=bpp*mpi->width;
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if(mpi->num_planes > 2){
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mpi->stride[1]=mpi->stride[2]=bpp*mpi->chroma_width;
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if(mpi->flags&MP_IMGFLAG_SWAPPED){
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// I420/IYUV (Y,U,V)
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mpi->planes[1]=mpi->planes[0]+mpi->stride[0]*mpi->height;
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mpi->planes[2]=mpi->planes[1]+mpi->stride[1]*mpi->chroma_height;
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if (mpi->num_planes > 3)
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mpi->planes[3]=mpi->planes[2]+mpi->stride[2]*mpi->chroma_height;
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} else {
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// YV12,YVU9,IF09 (Y,V,U)
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mpi->planes[2]=mpi->planes[0]+mpi->stride[0]*mpi->height;
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mpi->planes[1]=mpi->planes[2]+mpi->stride[1]*mpi->chroma_height;
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if (mpi->num_planes > 3)
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mpi->planes[3]=mpi->planes[1]+mpi->stride[1]*mpi->chroma_height;
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}
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} else {
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// NV12/NV21
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mpi->stride[1]=mpi->chroma_width;
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mpi->planes[1]=mpi->planes[0]+mpi->stride[0]*mpi->height;
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}
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} else {
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mpi->stride[0]=mpi->width*mpi->bpp/8;
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if (mpi->flags & MP_IMGFLAG_RGB_PALETTE)
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mpi->planes[1] = av_malloc(1024);
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}
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mpi->flags|=MP_IMGFLAG_ALLOCATED;
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}
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mp_image_t* alloc_mpi(int w, int h, unsigned long int fmt) {
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mp_image_t* mpi = new_mp_image(w,h);
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mp_image_setfmt(mpi,fmt);
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mp_image_alloc_planes(mpi);
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return mpi;
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}
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void copy_mpi(mp_image_t *dmpi, mp_image_t *mpi) {
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if(mpi->flags&MP_IMGFLAG_PLANAR){
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memcpy_pic(dmpi->planes[0],mpi->planes[0], mpi->w, mpi->h,
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dmpi->stride[0],mpi->stride[0]);
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memcpy_pic(dmpi->planes[1],mpi->planes[1], mpi->chroma_width, mpi->chroma_height,
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dmpi->stride[1],mpi->stride[1]);
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memcpy_pic(dmpi->planes[2], mpi->planes[2], mpi->chroma_width, mpi->chroma_height,
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dmpi->stride[2],mpi->stride[2]);
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} else {
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memcpy_pic(dmpi->planes[0],mpi->planes[0],
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mpi->w*(dmpi->bpp/8), mpi->h,
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dmpi->stride[0],mpi->stride[0]);
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}
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}
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void mp_image_setfmt(mp_image_t* mpi,unsigned int out_fmt){
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mpi->flags&=~(MP_IMGFLAG_PLANAR|MP_IMGFLAG_YUV|MP_IMGFLAG_SWAPPED);
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mpi->imgfmt=out_fmt;
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// compressed formats
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if(IMGFMT_IS_HWACCEL(out_fmt)){
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mpi->bpp=0;
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return;
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}
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mpi->num_planes=1;
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if (IMGFMT_IS_RGB(out_fmt)) {
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if (IMGFMT_RGB_DEPTH(out_fmt) < 8 && !(out_fmt&128))
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mpi->bpp = IMGFMT_RGB_DEPTH(out_fmt);
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else
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mpi->bpp=(IMGFMT_RGB_DEPTH(out_fmt)+7)&(~7);
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return;
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}
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if (IMGFMT_IS_BGR(out_fmt)) {
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if (IMGFMT_BGR_DEPTH(out_fmt) < 8 && !(out_fmt&128))
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mpi->bpp = IMGFMT_BGR_DEPTH(out_fmt);
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else
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mpi->bpp=(IMGFMT_BGR_DEPTH(out_fmt)+7)&(~7);
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mpi->flags|=MP_IMGFLAG_SWAPPED;
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return;
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}
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switch (out_fmt) {
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case IMGFMT_BGR0:
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mpi->bpp = 32;
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return;
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}
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mpi->num_planes=3;
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if (out_fmt == IMGFMT_GBRP) {
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mpi->bpp=24;
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mpi->flags|=MP_IMGFLAG_PLANAR;
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return;
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}
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mpi->flags|=MP_IMGFLAG_YUV;
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if (mp_get_chroma_shift(out_fmt, NULL, NULL, NULL)) {
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mpi->flags|=MP_IMGFLAG_PLANAR;
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mpi->bpp = mp_get_chroma_shift(out_fmt, &mpi->chroma_x_shift, &mpi->chroma_y_shift, NULL);
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mpi->chroma_width = mpi->width >> mpi->chroma_x_shift;
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mpi->chroma_height = mpi->height >> mpi->chroma_y_shift;
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}
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switch(out_fmt){
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case IMGFMT_I420:
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case IMGFMT_IYUV:
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mpi->flags|=MP_IMGFLAG_SWAPPED;
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case IMGFMT_YV12:
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return;
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case IMGFMT_420A:
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case IMGFMT_IF09:
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mpi->num_planes=4;
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case IMGFMT_YVU9:
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case IMGFMT_444P:
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case IMGFMT_422P:
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case IMGFMT_411P:
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case IMGFMT_440P:
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case IMGFMT_444P16_LE:
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case IMGFMT_444P16_BE:
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case IMGFMT_444P10_LE:
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case IMGFMT_444P10_BE:
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case IMGFMT_444P9_LE:
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case IMGFMT_444P9_BE:
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case IMGFMT_422P16_LE:
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case IMGFMT_422P16_BE:
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case IMGFMT_422P10_LE:
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case IMGFMT_422P10_BE:
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case IMGFMT_422P9_LE:
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case IMGFMT_422P9_BE:
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case IMGFMT_420P16_LE:
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case IMGFMT_420P16_BE:
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case IMGFMT_420P10_LE:
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case IMGFMT_420P10_BE:
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case IMGFMT_420P9_LE:
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case IMGFMT_420P9_BE:
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return;
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case IMGFMT_Y800:
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case IMGFMT_Y8:
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/* they're planar ones, but for easier handling use them as packed */
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mpi->flags&=~MP_IMGFLAG_PLANAR;
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mpi->num_planes=1;
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return;
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case IMGFMT_UYVY:
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mpi->flags|=MP_IMGFLAG_SWAPPED;
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case IMGFMT_YUY2:
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mpi->chroma_x_shift = 1;
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mpi->bpp=16;
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mpi->num_planes=1;
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return;
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case IMGFMT_NV12:
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mpi->flags|=MP_IMGFLAG_SWAPPED;
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case IMGFMT_NV21:
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mpi->flags|=MP_IMGFLAG_PLANAR;
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mpi->bpp=12;
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mpi->num_planes=2;
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mpi->chroma_width=(mpi->width>>0);
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mpi->chroma_height=(mpi->height>>1);
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mpi->chroma_x_shift=0;
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mpi->chroma_y_shift=1;
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return;
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}
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mp_msg(MSGT_DECVIDEO,MSGL_WARN,"mp_image: unknown out_fmt: 0x%X\n",out_fmt);
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mpi->bpp=0;
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}
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static int mp_image_destructor(void *ptr)
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{
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mp_image_t *mpi = ptr;
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if(mpi->flags&MP_IMGFLAG_ALLOCATED){
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/* because we allocate the whole image at once */
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av_free(mpi->planes[0]);
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if (mpi->flags & MP_IMGFLAG_RGB_PALETTE)
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av_free(mpi->planes[1]);
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}
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return 0;
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}
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mp_image_t* new_mp_image(int w,int h){
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mp_image_t* mpi = talloc_zero(NULL, mp_image_t);
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talloc_set_destructor(mpi, mp_image_destructor);
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mpi->width=mpi->w=w;
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mpi->height=mpi->h=h;
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return mpi;
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}
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void free_mp_image(mp_image_t* mpi){
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talloc_free(mpi);
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}
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