mirror of
https://github.com/mpv-player/mpv
synced 2024-12-20 13:52:10 +00:00
398bfbe4c1
Libav 9 still uses the unprefixed PIX_FMT_... symbols, but they will probably be removed some time in the future. There are some other deprecations we have yet to take care of, but there are no clear replacements yet.
286 lines
10 KiB
C
286 lines
10 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 <assert.h>
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#include <string.h>
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#include <libavutil/pixfmt.h>
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#include <libavutil/pixdesc.h>
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#include "compat/libav.h"
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#include "video/img_format.h"
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#include "video/mp_image.h"
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#include "video/fmt-conversion.h"
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#define FMT(string, id) \
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{string, id},
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#define FMT_ENDIAN(string, id) \
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{string, id}, \
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{string "le", MP_CONCAT(id, _LE)}, \
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{string "be", MP_CONCAT(id, _BE)}, \
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struct mp_imgfmt_entry mp_imgfmt_list[] = {
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FMT("y8", IMGFMT_Y8)
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FMT_ENDIAN("y16", IMGFMT_Y16)
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FMT("ya8", IMGFMT_YA8)
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FMT("yuyv", IMGFMT_YUYV)
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FMT("uyvy", IMGFMT_UYVY)
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FMT("nv12", IMGFMT_NV12)
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FMT("nv21", IMGFMT_NV21)
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FMT("444p", IMGFMT_444P)
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FMT("422p", IMGFMT_422P)
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FMT("440p", IMGFMT_440P)
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FMT("420p", IMGFMT_420P)
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FMT("411p", IMGFMT_411P)
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FMT("410p", IMGFMT_410P)
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FMT_ENDIAN("444p16", IMGFMT_444P16)
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FMT_ENDIAN("444p14", IMGFMT_444P14)
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FMT_ENDIAN("444p12", IMGFMT_444P12)
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FMT_ENDIAN("444p10", IMGFMT_444P10)
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FMT_ENDIAN("444p9", IMGFMT_444P9)
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FMT_ENDIAN("422p16", IMGFMT_422P16)
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FMT_ENDIAN("422p14", IMGFMT_422P14)
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FMT_ENDIAN("422p12", IMGFMT_422P12)
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FMT_ENDIAN("422p10", IMGFMT_422P10)
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FMT_ENDIAN("422p9", IMGFMT_422P9)
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FMT_ENDIAN("420p16", IMGFMT_420P16)
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FMT_ENDIAN("420p14", IMGFMT_420P14)
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FMT_ENDIAN("420p12", IMGFMT_420P12)
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FMT_ENDIAN("420p10", IMGFMT_420P10)
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FMT_ENDIAN("420p9", IMGFMT_420P9)
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FMT("444ap", IMGFMT_444AP)
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FMT("422ap", IMGFMT_422AP)
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FMT("420ap", IMGFMT_420AP)
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FMT_ENDIAN("444ap9", IMGFMT_444AP9)
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FMT_ENDIAN("444ap10", IMGFMT_444AP10)
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FMT_ENDIAN("444ap16", IMGFMT_444AP16)
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FMT_ENDIAN("422ap9", IMGFMT_422AP9)
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FMT_ENDIAN("422ap10", IMGFMT_422AP10)
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FMT_ENDIAN("422ap16", IMGFMT_422AP16)
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FMT_ENDIAN("420ap9", IMGFMT_420AP9)
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FMT_ENDIAN("420ap10", IMGFMT_420AP10)
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FMT_ENDIAN("420ap16", IMGFMT_420AP16)
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FMT("argb", IMGFMT_ARGB)
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FMT("0rgb", IMGFMT_0RGB)
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FMT("bgra", IMGFMT_BGRA)
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FMT("bgr0", IMGFMT_BGR0)
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FMT("abgr", IMGFMT_ABGR)
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FMT("0bgr", IMGFMT_0BGR)
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FMT("rgba", IMGFMT_RGBA)
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FMT("rgb0", IMGFMT_RGB0)
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FMT("rgb32", IMGFMT_RGB32)
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FMT("bgr32", IMGFMT_BGR32)
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FMT("bgr24", IMGFMT_BGR24)
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FMT("rgb24", IMGFMT_RGB24)
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FMT_ENDIAN("rgb48", IMGFMT_RGB48)
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FMT_ENDIAN("rgba64", IMGFMT_RGBA64)
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FMT_ENDIAN("bgra64", IMGFMT_BGRA64)
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FMT("rgb8", IMGFMT_RGB8)
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FMT("bgr8", IMGFMT_BGR8)
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FMT("rgb4_byte", IMGFMT_RGB4_BYTE)
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FMT("bgr4_byte", IMGFMT_BGR4_BYTE)
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FMT("rgb4", IMGFMT_RGB4)
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FMT("bgr4", IMGFMT_BGR4)
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FMT("mono", IMGFMT_MONO)
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FMT("mono_w", IMGFMT_MONO_W)
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FMT_ENDIAN("rgb12", IMGFMT_RGB12)
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FMT_ENDIAN("rgb15", IMGFMT_RGB15)
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FMT_ENDIAN("rgb16", IMGFMT_RGB16)
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FMT_ENDIAN("bgr12", IMGFMT_BGR12)
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FMT_ENDIAN("bgr15", IMGFMT_BGR15)
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FMT_ENDIAN("bgr16", IMGFMT_BGR16)
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FMT("pal8", IMGFMT_PAL8)
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FMT("gbrp", IMGFMT_GBRP)
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FMT_ENDIAN("gbrp9", IMGFMT_GBRP9)
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FMT_ENDIAN("gbrp10", IMGFMT_GBRP10)
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FMT_ENDIAN("gbrp12", IMGFMT_GBRP12)
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FMT_ENDIAN("gbrp14", IMGFMT_GBRP14)
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FMT_ENDIAN("gbrp16", IMGFMT_GBRP16)
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FMT_ENDIAN("xyz12", IMGFMT_XYZ12)
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FMT("vdpau_mpeg1", IMGFMT_VDPAU_MPEG1)
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FMT("vdpau_mpeg2", IMGFMT_VDPAU_MPEG2)
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FMT("vdpau_h264", IMGFMT_VDPAU_H264)
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FMT("vdpau_wmv3", IMGFMT_VDPAU_WMV3)
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FMT("vdpau_vc1", IMGFMT_VDPAU_VC1)
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FMT("vdpau_mpeg4", IMGFMT_VDPAU_MPEG4)
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FMT("vdpau", IMGFMT_VDPAU)
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FMT("vda", IMGFMT_VDA)
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FMT("vaapi", IMGFMT_VAAPI)
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{0}
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};
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unsigned int mp_imgfmt_from_name(bstr name, bool allow_hwaccel)
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{
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int img_fmt = 0;
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for(struct mp_imgfmt_entry *p = mp_imgfmt_list; p->name; ++p) {
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if(bstr_equals0(name, p->name)) {
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img_fmt = p->fmt;
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break;
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}
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}
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if (!img_fmt) {
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char *t = bstrdup0(NULL, name);
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img_fmt = pixfmt2imgfmt(av_get_pix_fmt(t));
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talloc_free(t);
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}
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if (!img_fmt && bstr_equals0(name, "yv12"))
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img_fmt = IMGFMT_420P; // old alias for UI
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if (!allow_hwaccel && IMGFMT_IS_HWACCEL(img_fmt))
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return 0;
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return img_fmt;
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}
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const char *mp_imgfmt_to_name(unsigned int fmt)
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{
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struct mp_imgfmt_entry *p = mp_imgfmt_list;
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for(; p->name; ++p) {
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if(p->fmt == fmt)
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return p->name;
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}
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return NULL;
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}
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struct mp_imgfmt_desc mp_imgfmt_get_desc(int mpfmt)
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{
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enum AVPixelFormat fmt = imgfmt2pixfmt(mpfmt);
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const AVPixFmtDescriptor *pd = av_pix_fmt_desc_get(fmt);
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if (!pd || fmt == AV_PIX_FMT_NONE) {
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const char *name = mp_imgfmt_to_name(mpfmt);
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if (name) {
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mp_msg(MSGT_DECVIDEO, MSGL_V,
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"libavutil does not know image format '%s'\n", name);
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}
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return (struct mp_imgfmt_desc) {0};
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}
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struct mp_imgfmt_desc desc = {
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.id = mpfmt,
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.avformat = fmt,
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.name = mp_imgfmt_to_name(mpfmt),
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.chroma_xs = pd->log2_chroma_w,
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.chroma_ys = pd->log2_chroma_h,
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};
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int planedepth[4] = {0};
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int el_size = (pd->flags & AV_PIX_FMT_FLAG_BITSTREAM) ? 1 : 8;
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for (int c = 0; c < pd->nb_components; c++) {
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AVComponentDescriptor d = pd->comp[c];
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// multiple components per plane -> Y is definitive, ignore chroma
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if (!desc.bpp[d.plane])
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desc.bpp[d.plane] = (d.step_minus1 + 1) * el_size;
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planedepth[d.plane] += d.depth_minus1 + 1;
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}
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for (int p = 0; p < 4; p++) {
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if (desc.bpp[p])
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desc.num_planes++;
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}
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// Packed RGB formats are the only formats that have less than 8 bits per
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// component, and still require endian dependent access.
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if (pd->comp[0].depth_minus1 + 1 <= 8 &&
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!(mpfmt >= IMGFMT_RGB12_LE && mpfmt <= IMGFMT_BGR16_BE))
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{
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desc.flags |= MP_IMGFLAG_LE | MP_IMGFLAG_BE;
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} else {
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desc.flags |= (pd->flags & AV_PIX_FMT_FLAG_BE)
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? MP_IMGFLAG_BE : MP_IMGFLAG_LE;
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}
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desc.plane_bits = planedepth[0];
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if (mpfmt == IMGFMT_XYZ12_LE || mpfmt == IMGFMT_XYZ12_BE) {
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desc.flags |= MP_IMGFLAG_XYZ;
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} else if (!(pd->flags & AV_PIX_FMT_FLAG_RGB) &&
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fmt != AV_PIX_FMT_MONOBLACK &&
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fmt != AV_PIX_FMT_PAL8)
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{
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desc.flags |= MP_IMGFLAG_YUV;
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} else {
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desc.flags |= MP_IMGFLAG_RGB;
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}
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#ifdef AV_PIX_FMT_FLAG_ALPHA
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if (pd->flags & AV_PIX_FMT_FLAG_ALPHA)
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desc.flags |= MP_IMGFLAG_ALPHA;
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#else
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if (desc.num_planes > 3)
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desc.flags |= MP_IMGFLAG_ALPHA;
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#endif
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if (mpfmt >= IMGFMT_RGB0_START && mpfmt <= IMGFMT_RGB0_END)
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desc.flags &= ~MP_IMGFLAG_ALPHA;
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if (desc.num_planes == pd->nb_components)
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desc.flags |= MP_IMGFLAG_PLANAR;
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if (!(pd->flags & AV_PIX_FMT_FLAG_HWACCEL) &&
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!(pd->flags & AV_PIX_FMT_FLAG_BITSTREAM))
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{
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desc.flags |= MP_IMGFLAG_BYTE_ALIGNED;
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for (int p = 0; p < desc.num_planes; p++)
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desc.bytes[p] = desc.bpp[p] / 8;
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}
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// PSEUDOPAL is a complete braindeath nightmare, however it seems various
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// parts of FFmpeg expect that it has a palette allocated.
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if (pd->flags & (AV_PIX_FMT_FLAG_PAL | AV_PIX_FMT_FLAG_PSEUDOPAL))
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desc.flags |= MP_IMGFLAG_PAL;
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if ((desc.flags & MP_IMGFLAG_YUV) && (desc.flags & MP_IMGFLAG_BYTE_ALIGNED))
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{
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bool same_depth = true;
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for (int p = 0; p < desc.num_planes; p++) {
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same_depth &= planedepth[p] == planedepth[0] &&
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desc.bpp[p] == desc.bpp[0];
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}
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if (same_depth && pd->nb_components == desc.num_planes)
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desc.flags |= MP_IMGFLAG_YUV_P;
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}
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for (int p = 0; p < desc.num_planes; p++) {
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desc.xs[p] = (p == 1 || p == 2) ? desc.chroma_xs : 0;
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desc.ys[p] = (p == 1 || p == 2) ? desc.chroma_ys : 0;
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}
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desc.align_x = 1 << desc.chroma_xs;
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desc.align_y = 1 << desc.chroma_ys;
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if ((desc.bpp[0] % 8) != 0)
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desc.align_x = 8 / desc.bpp[0]; // expect power of 2
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return desc;
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}
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// Find a format that is MP_IMGFLAG_YUV_P with the following configuration.
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int mp_imgfmt_find_yuv_planar(int xs, int ys, int planes, int component_bits)
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{
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for (int n = IMGFMT_START + 1; n < IMGFMT_END; n++) {
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struct mp_imgfmt_desc desc = mp_imgfmt_get_desc(n);
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if (desc.id && (desc.flags & MP_IMGFLAG_YUV_P)) {
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if (desc.num_planes == planes && desc.chroma_xs == xs &&
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desc.chroma_ys == ys && desc.plane_bits == component_bits &&
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(desc.flags & MP_IMGFLAG_NE))
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return desc.id;
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}
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}
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return 0;
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}
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