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VideoFormat.cpp
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/******************************************************************************
QtAV: Media play library based on Qt and FFmpeg
Copyright (C) 2012-2014 Wang Bin <[email protected]>
* This file is part of QtAV
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
******************************************************************************/
#include "QtAV/VideoFormat.h"
#include <QtCore/QVector>
#include "QtAV/QtAV_Compat.h"
extern "C" {
#include <libavutil/imgutils.h>
}
// FF_API_PIX_FMT
#ifdef PixelFormat
#undef PixelFormat
#endif
namespace QtAV {
// TODO: default ctor, dtor, copy ctor required by implicit sharing?
class VideoFormatPrivate : public QSharedData
{
public:
VideoFormatPrivate(VideoFormat::PixelFormat fmt)
: pixfmt(fmt)
, pixfmt_ff(QTAV_PIX_FMT_C(NONE))
, qpixfmt(QImage::Format_Invalid)
, planes(0)
, bpps(4)
, bpps_pad(4)
, pixdesc(0)
{
if (fmt == VideoFormat::Format_Invalid) {
pixfmt_ff = QTAV_PIX_FMT_C(NONE);
qpixfmt = QImage::Format_Invalid;
return;
}
init(fmt);
}
VideoFormatPrivate(AVPixelFormat fmt)
: pixfmt(VideoFormat::Format_Invalid)
, pixfmt_ff(fmt)
, qpixfmt(QImage::Format_Invalid)
, bpps(4)
, bpps_pad(4)
, pixdesc(0)
{
init(fmt);
}
VideoFormatPrivate(QImage::Format fmt)
: pixfmt(VideoFormat::Format_Invalid)
, pixfmt_ff(QTAV_PIX_FMT_C(NONE))
, qpixfmt(fmt)
, bpps(4)
, bpps_pad(4)
, pixdesc(0)
{
init(fmt);
}
void init(VideoFormat::PixelFormat fmt) {
pixfmt = fmt;
pixfmt_ff = (AVPixelFormat)VideoFormat::pixelFormatToFFmpeg((VideoFormat::PixelFormat)pixfmt);
qpixfmt = VideoFormat::imageFormatFromPixelFormat(pixfmt);
init();
}
void init(QImage::Format fmt) {
qpixfmt = fmt;
pixfmt = VideoFormat::pixelFormatFromImageFormat(fmt);
pixfmt_ff = (AVPixelFormat)VideoFormat::pixelFormatToFFmpeg((VideoFormat::PixelFormat)pixfmt);
init();
}
void init(AVPixelFormat fffmt) {
pixfmt_ff = fffmt;
pixfmt = VideoFormat::pixelFormatFromFFmpeg(pixfmt_ff);
qpixfmt = VideoFormat::imageFormatFromPixelFormat(pixfmt);
init();
}
void init() {
if (pixfmt_ff == QTAV_PIX_FMT_C(NONE)) {
qWarning("Invalid pixel format");
return;
}
planes = qMax(av_pix_fmt_count_planes(pixfmt_ff), 0);
bpps.resize(planes);
bpps_pad.resize(planes);
pixdesc = const_cast<AVPixFmtDescriptor*>(av_pix_fmt_desc_get(pixfmt_ff));
if (!pixdesc)
return;
initBpp();
}
QString name() const {
return av_get_pix_fmt_name(pixfmt_ff);
}
int flags() const {
if (!pixdesc)
return 0;
return pixdesc->flags;
}
int bytesPerLine(int width, int plane) const {
return av_image_get_linesize(pixfmt_ff, width, plane);
}
VideoFormat::PixelFormat pixfmt;
AVPixelFormat pixfmt_ff;
QImage::Format qpixfmt;
int planes;
int bpp;
int bpp_pad;
QVector<int> bpps;
QVector<int> bpps_pad; //TODO: is it needed?
AVPixFmtDescriptor *pixdesc;
private:
// from libavutil/pixdesc.c
void initBpp() {
//TODO: call later when bpp need
bpp = 0;
bpp_pad = 0;
int log2_pixels = pixdesc->log2_chroma_w + pixdesc->log2_chroma_h;
for (int c = 0; c < pixdesc->nb_components; c++) {
const AVComponentDescriptor *comp = &pixdesc->comp[c];
int s = c == 1 || c == 2 ? 0 : log2_pixels; //?
bpps[comp->plane] = (comp->depth_minus1 + 1) << s;
bpps_pad[comp->plane] = (comp->step_minus1 + 1) << s;
if(!(pixdesc->flags & AV_PIX_FMT_FLAG_BITSTREAM))
bpps_pad[comp->plane] *= 8;
bpp += bpps[comp->plane];
bpp_pad += bpps_pad[comp->plane];
bpps[comp->plane] >>= s;
bpps_pad[comp->plane] >>= s;
}
bpp >>= log2_pixels;
bpp_pad >>= log2_pixels;
}
};
// TODO: use FFmpeg macros to get right endian
static const struct {
VideoFormat::PixelFormat fmt;
AVPixelFormat ff; //int
} pixfmt_map[] = {
{ VideoFormat::Format_YUV420P, QTAV_PIX_FMT_C(YUV420P) }, ///< planar YUV 4:2:0, 12bpp, (1 Cr & Cb sample per 2x2 Y samples)
{ VideoFormat::Format_YV12, QTAV_PIX_FMT_C(YUV420P) }, ///< planar YUV 4:2:0, 12bpp, (1 Cr & Cb sample per 2x2 Y samples)
{ VideoFormat::Format_YUYV, QTAV_PIX_FMT_C(YUYV422) }, //?? ///< packed YUV 4:2:2, 16bpp, Y0 Cb Y1 Cr
{ VideoFormat::Format_RGB24, QTAV_PIX_FMT_C(RGB24) }, ///< packed RGB 8:8:8, 24bpp, RGBRGB...
{ VideoFormat::Format_BGR24, QTAV_PIX_FMT_C(BGR24) }, ///< packed RGB 8:8:8, 24bpp, BGRBGR...
//{ VideoFormat::Format_YUV422P, QTAV_PIX_FMT_C(YUV422P)}, ///< planar YUV 4:2:2, 16bpp, (1 Cr & Cb sample per 2x1 Y samples)
//{ VideoFormat::Format_YUV444, QTAV_PIX_FMT_C(YUV444P) }, ///< planar YUV 4:4:4, 24bpp, (1 Cr & Cb sample per 1x1 Y samples)
//QTAV_PIX_FMT_C(YUV410P), ///< planar YUV 4:1:0, 9bpp, (1 Cr & Cb sample per 4x4 Y samples)
//QTAV_PIX_FMT_C(YUV411P), ///< planar YUV 4:1:1, 12bpp, (1 Cr & Cb sample per 4x1 Y samples)
//QTAV_PIX_FMT_C(GRAY8), ///< Y , 8bpp
//QTAV_PIX_FMT_C(MONOWHITE), ///< Y , 1bpp, 0 is white, 1 is black, in each byte pixels are ordered from the msb to the lsb
//QTAV_PIX_FMT_C(MONOBLACK), ///< Y , 1bpp, 0 is black, 1 is white, in each byte pixels are ordered from the msb to the lsb
//QTAV_PIX_FMT_C(PAL8), ///< 8 bit with PIX_FMT_RGB32 palette
{ VideoFormat::Format_YUV420P, QTAV_PIX_FMT_C(YUVJ420P) }, ///< planar YUV 4:2:0, 12bpp, full scale (JPEG), deprecated in favor of PIX_FMT_YUV420P and setting color_range
//QTAV_PIX_FMT_C(YUVJ422P), ///< planar YUV 4:2:2, 16bpp, full scale (JPEG), deprecated in favor of PIX_FMT_YUV422P and setting color_range
//QTAV_PIX_FMT_C(YUVJ444P), ///< planar YUV 4:4:4, 24bpp, full scale (JPEG), deprecated in favor of PIX_FMT_YUV444P and setting color_range
//QTAV_PIX_FMT_C(XVMC_MPEG2_MC),///< XVideo Motion Acceleration via common packet passing
//QTAV_PIX_FMT_C(XVMC_MPEG2_IDCT),
{ VideoFormat::Format_UYVY, QTAV_PIX_FMT_C(UYVY422) }, ///< packed YUV 4:2:2, 16bpp, Cb Y0 Cr Y1
//QTAV_PIX_FMT_C(UYYVYY411), ///< packed YUV 4:1:1, 12bpp, Cb Y0 Y1 Cr Y2 Y3
//QTAV_PIX_FMT_C(BGR8), ///< packed RGB 3:3:2, 8bpp, (msb)2B 3G 3R(lsb)
//QTAV_PIX_FMT_C(BGR4), ///< packed RGB 1:2:1 bitstream, 4bpp, (msb)1B 2G 1R(lsb), a byte contains two pixels, the first pixel in the byte is the one composed by the 4 msb bits
//QTAV_PIX_FMT_C(BGR4_BYTE), ///< packed RGB 1:2:1, 8bpp, (msb)1B 2G 1R(lsb)
//QTAV_PIX_FMT_C(RGB8), ///< packed RGB 3:3:2, 8bpp, (msb)2R 3G 3B(lsb)
//QTAV_PIX_FMT_C(RGB4), ///< packed RGB 1:2:1 bitstream, 4bpp, (msb)1R 2G 1B(lsb), a byte contains two pixels, the first pixel in the byte is the one composed by the 4 msb bits
//QTAV_PIX_FMT_C(RGB4_BYTE), ///< packed RGB 1:2:1, 8bpp, (msb)1R 2G 1B(lsb)
{ VideoFormat::Format_NV12, QTAV_PIX_FMT_C(NV12) }, ///< planar YUV 4:2:0, 12bpp, 1 plane for Y and 1 plane for the UV components, which are interleaved (first byte U and the following byte V)
{ VideoFormat::Format_NV21, QTAV_PIX_FMT_C(NV21) }, ///< as above, but U and V bytes are swapped
{ VideoFormat::Format_ARGB32, QTAV_PIX_FMT_C(ARGB) }, ///< packed ARGB 8:8:8:8, 32bpp, ARGBARGB...
{ VideoFormat::Format_RGB32, QTAV_PIX_FMT_C(RGB32) }, //auto endian
{ VideoFormat::Format_RGB32, QTAV_PIX_FMT_C(RGBA) }, ///< packed RGBA 8:8:8:8, 32bpp, RGBARGBA...
//QTAV_PIX_FMT_C(ABGR), ///< packed ABGR 8:8:8:8, 32bpp, ABGRABGR...
{ VideoFormat::Format_BGRA32, QTAV_PIX_FMT_C(BGRA) }, ///< packed BGRA 8:8:8:8, 32bpp, BGRABGRA...
//QTAV_PIX_FMT_C(GRAY16BE), ///< Y , 16bpp, big-endian
//QTAV_PIX_FMT_C(GRAY16LE), ///< Y , 16bpp, little-endian
//QTAV_PIX_FMT_C(YUV440P), ///< planar YUV 4:4:0 (1 Cr & Cb sample per 1x2 Y samples)
//QTAV_PIX_FMT_C(YUVJ440P), ///< planar YUV 4:4:0 full scale (JPEG), deprecated in favor of PIX_FMT_YUV440P and setting color_range
//QTAV_PIX_FMT_C(YUVA420P), ///< planar YUV 4:2:0, 20bpp, (1 Cr & Cb sample per 2x2 Y & A samples)
/*
QTAV_PIX_FMT_C(VDPAU_H264,///< H.264 HW decoding with VDPAU, data[0] contains a vdpau_render_state struct which contains the bitstream of the slices as well as various fields extracted from headers
QTAV_PIX_FMT_C(VDPAU_MPEG1,///< MPEG-1 HW decoding with VDPAU, data[0] contains a vdpau_render_state struct which contains the bitstream of the slices as well as various fields extracted from headers
QTAV_PIX_FMT_C(VDPAU_MPEG2,///< MPEG-2 HW decoding with VDPAU, data[0] contains a vdpau_render_state struct which contains the bitstream of the slices as well as various fields extracted from headers
QTAV_PIX_FMT_C(VDPAU_WMV3,///< WMV3 HW decoding with VDPAU, data[0] contains a vdpau_render_state struct which contains the bitstream of the slices as well as various fields extracted from headers
QTAV_PIX_FMT_C(VDPAU_VC1, ///< VC-1 HW decoding with VDPAU, data[0] contains a vdpau_render_state struct which contains the bitstream of the slices as well as various fields extracted from headers
*/
//QTAV_PIX_FMT_C(RGB48BE), ///< packed RGB 16:16:16, 48bpp, 16R, 16G, 16B, the 2-byte value for each R/G/B component is stored as big-endian
//QTAV_PIX_FMT_C(RGB48LE), ///< packed RGB 16:16:16, 48bpp, 16R, 16G, 16B, the 2-byte value for each R/G/B component is stored as little-endian
{ VideoFormat::Format_RGB565, QTAV_PIX_FMT_C(RGB565BE) }, ///< packed RGB 5:6:5, 16bpp, (msb) 5R 6G 5B(lsb), big-endian
{ VideoFormat::Format_RGB565, QTAV_PIX_FMT_C(RGB565LE) }, ///< packed RGB 5:6:5, 16bpp, (msb) 5R 6G 5B(lsb), little-endian
{ VideoFormat::Format_RGB555, QTAV_PIX_FMT_C(RGB555BE) }, ///< packed RGB 5:5:5, 16bpp, (msb)1A 5R 5G 5B(lsb), big-endian, most significant bit to 0
{ VideoFormat::Format_RGB555, QTAV_PIX_FMT_C(RGB555LE) }, ///< packed RGB 5:5:5, 16bpp, (msb)1A 5R 5G 5B(lsb), little-endian, most significant bit to 0
{ VideoFormat::Format_BGR565, QTAV_PIX_FMT_C(BGR565BE) }, ///< packed BGR 5:6:5, 16bpp, (msb) 5B 6G 5R(lsb), big-endian
{ VideoFormat::Format_BGR565, QTAV_PIX_FMT_C(BGR565LE) }, ///< packed BGR 5:6:5, 16bpp, (msb) 5B 6G 5R(lsb), little-endian
{ VideoFormat::Format_BGR555, QTAV_PIX_FMT_C(BGR555BE) }, ///< packed BGR 5:5:5, 16bpp, (msb)1A 5B 5G 5R(lsb), big-endian, most significant bit to 1
{ VideoFormat::Format_BGR555, QTAV_PIX_FMT_C(BGR555LE) }, ///< packed BGR 5:5:5, 16bpp, (msb)1A 5B 5G 5R(lsb), little-endian, most significant bit to 1
/*
QTAV_PIX_FMT_C(VAAPI_MOCO, ///< HW acceleration through VA API at motion compensation entry-point, Picture.data[3] contains a vaapi_render_state struct which contains macroblocks as well as various fields extracted from headers
QTAV_PIX_FMT_C(VAAPI_IDCT, ///< HW acceleration through VA API at IDCT entry-point, Picture.data[3] contains a vaapi_render_state struct which contains fields extracted from headers
QTAV_PIX_FMT_C(VAAPI_VLD, ///< HW decoding through VA API, Picture.data[3] contains a vaapi_render_state struct which contains the bitstream of the slices as well as various fields extracted from headers
QTAV_PIX_FMT_C(YUV420P16LE, ///< planar YUV 4:2:0, 24bpp, (1 Cr & Cb sample per 2x2 Y samples), little-endian
QTAV_PIX_FMT_C(YUV420P16BE, ///< planar YUV 4:2:0, 24bpp, (1 Cr & Cb sample per 2x2 Y samples), big-endian
QTAV_PIX_FMT_C(YUV422P16LE, ///< planar YUV 4:2:2, 32bpp, (1 Cr & Cb sample per 2x1 Y samples), little-endian
QTAV_PIX_FMT_C(YUV422P16BE, ///< planar YUV 4:2:2, 32bpp, (1 Cr & Cb sample per 2x1 Y samples), big-endian
QTAV_PIX_FMT_C(YUV444P16LE, ///< planar YUV 4:4:4, 48bpp, (1 Cr & Cb sample per 1x1 Y samples), little-endian
QTAV_PIX_FMT_C(YUV444P16BE, ///< planar YUV 4:4:4, 48bpp, (1 Cr & Cb sample per 1x1 Y samples), big-endian
QTAV_PIX_FMT_C(VDPAU_MPEG4, ///< MPEG4 HW decoding with VDPAU, data[0] contains a vdpau_render_state struct which contains the bitstream of the slices as well as various fields extracted from headers
QTAV_PIX_FMT_C(DXVA2_VLD, ///< HW decoding through DXVA2, Picture.data[3] contains a LPDIRECT3DSURFACE9 pointer
QTAV_PIX_FMT_C(RGB444LE, ///< packed RGB 4:4:4, 16bpp, (msb)4A 4R 4G 4B(lsb), little-endian, most significant bits to 0
QTAV_PIX_FMT_C(RGB444BE, ///< packed RGB 4:4:4, 16bpp, (msb)4A 4R 4G 4B(lsb), big-endian, most significant bits to 0
QTAV_PIX_FMT_C(BGR444LE, ///< packed BGR 4:4:4, 16bpp, (msb)4A 4B 4G 4R(lsb), little-endian, most significant bits to 1
QTAV_PIX_FMT_C(BGR444BE, ///< packed BGR 4:4:4, 16bpp, (msb)4A 4B 4G 4R(lsb), big-endian, most significant bits to 1
QTAV_PIX_FMT_C(GRAY8A, ///< 8bit gray, 8bit alpha
QTAV_PIX_FMT_C(BGR48BE, ///< packed RGB 16:16:16, 48bpp, 16B, 16G, 16R, the 2-byte value for each R/G/B component is stored as big-endian
QTAV_PIX_FMT_C(BGR48LE, ///< packed RGB 16:16:16, 48bpp, 16B, 16G, 16R, the 2-byte value for each R/G/B component is stored as little-endian
//the following 10 formats have the disadvantage of needing 1 format for each bit depth, thus
//If you want to support multiple bit depths, then using QTAV_PIX_FMT_C(YUV420P16* with the bpp stored separately
//is better
QTAV_PIX_FMT_C(YUV420P9BE, ///< planar YUV 4:2:0, 13.5bpp, (1 Cr & Cb sample per 2x2 Y samples), big-endian
QTAV_PIX_FMT_C(YUV420P9LE, ///< planar YUV 4:2:0, 13.5bpp, (1 Cr & Cb sample per 2x2 Y samples), little-endian
QTAV_PIX_FMT_C(YUV420P10BE,///< planar YUV 4:2:0, 15bpp, (1 Cr & Cb sample per 2x2 Y samples), big-endian
QTAV_PIX_FMT_C(YUV420P10LE,///< planar YUV 4:2:0, 15bpp, (1 Cr & Cb sample per 2x2 Y samples), little-endian
QTAV_PIX_FMT_C(YUV422P10BE,///< planar YUV 4:2:2, 20bpp, (1 Cr & Cb sample per 2x1 Y samples), big-endian
QTAV_PIX_FMT_C(YUV422P10LE,///< planar YUV 4:2:2, 20bpp, (1 Cr & Cb sample per 2x1 Y samples), little-endian
QTAV_PIX_FMT_C(YUV444P9BE, ///< planar YUV 4:4:4, 27bpp, (1 Cr & Cb sample per 1x1 Y samples), big-endian
QTAV_PIX_FMT_C(YUV444P9LE, ///< planar YUV 4:4:4, 27bpp, (1 Cr & Cb sample per 1x1 Y samples), little-endian
QTAV_PIX_FMT_C(YUV444P10BE,///< planar YUV 4:4:4, 30bpp, (1 Cr & Cb sample per 1x1 Y samples), big-endian
QTAV_PIX_FMT_C(YUV444P10LE,///< planar YUV 4:4:4, 30bpp, (1 Cr & Cb sample per 1x1 Y samples), little-endian
QTAV_PIX_FMT_C(YUV422P9BE, ///< planar YUV 4:2:2, 18bpp, (1 Cr & Cb sample per 2x1 Y samples), big-endian
QTAV_PIX_FMT_C(YUV422P9LE, ///< planar YUV 4:2:2, 18bpp, (1 Cr & Cb sample per 2x1 Y samples), little-endian
QTAV_PIX_FMT_C(VDA_VLD, ///< hardware decoding through VDA
#ifdef QTAV_PIX_FMT_C(ABI_GIT_MASTER
QTAV_PIX_FMT_C(RGBA64BE, ///< packed RGBA 16:16:16:16, 64bpp, 16R, 16G, 16B, 16A, the 2-byte value for each R/G/B/A component is stored as big-endian
QTAV_PIX_FMT_C(RGBA64LE, ///< packed RGBA 16:16:16:16, 64bpp, 16R, 16G, 16B, 16A, the 2-byte value for each R/G/B/A component is stored as little-endian
QTAV_PIX_FMT_C(BGRA64BE, ///< packed RGBA 16:16:16:16, 64bpp, 16B, 16G, 16R, 16A, the 2-byte value for each R/G/B/A component is stored as big-endian
QTAV_PIX_FMT_C(BGRA64LE, ///< packed RGBA 16:16:16:16, 64bpp, 16B, 16G, 16R, 16A, the 2-byte value for each R/G/B/A component is stored as little-endian
#endif
QTAV_PIX_FMT_C(GBRP, ///< planar GBR 4:4:4 24bpp
QTAV_PIX_FMT_C(GBRP9BE, ///< planar GBR 4:4:4 27bpp, big-endian
QTAV_PIX_FMT_C(GBRP9LE, ///< planar GBR 4:4:4 27bpp, little-endian
QTAV_PIX_FMT_C(GBRP10BE, ///< planar GBR 4:4:4 30bpp, big-endian
QTAV_PIX_FMT_C(GBRP10LE, ///< planar GBR 4:4:4 30bpp, little-endian
QTAV_PIX_FMT_C(GBRP16BE, ///< planar GBR 4:4:4 48bpp, big-endian
QTAV_PIX_FMT_C(GBRP16LE, ///< planar GBR 4:4:4 48bpp, little-endian
*/
/**
* duplicated pixel formats for compatibility with libav.
* FFmpeg supports these formats since May 8 2012 and Jan 28 2012 (commits f9ca1ac7 and 143a5c55)
* Libav added them Oct 12 2012 with incompatible values (commit 6d5600e85)
*/
/*
QTAV_PIX_FMT_C(YUVA422P_LIBAV, ///< planar YUV 4:2:2 24bpp, (1 Cr & Cb sample per 2x1 Y & A samples)
QTAV_PIX_FMT_C(YUVA444P_LIBAV, ///< planar YUV 4:4:4 32bpp, (1 Cr & Cb sample per 1x1 Y & A samples)
QTAV_PIX_FMT_C(YUVA420P9BE, ///< planar YUV 4:2:0 22.5bpp, (1 Cr & Cb sample per 2x2 Y & A samples), big-endian
QTAV_PIX_FMT_C(YUVA420P9LE, ///< planar YUV 4:2:0 22.5bpp, (1 Cr & Cb sample per 2x2 Y & A samples), little-endian
QTAV_PIX_FMT_C(YUVA422P9BE, ///< planar YUV 4:2:2 27bpp, (1 Cr & Cb sample per 2x1 Y & A samples), big-endian
QTAV_PIX_FMT_C(YUVA422P9LE, ///< planar YUV 4:2:2 27bpp, (1 Cr & Cb sample per 2x1 Y & A samples), little-endian
QTAV_PIX_FMT_C(YUVA444P9BE, ///< planar YUV 4:4:4 36bpp, (1 Cr & Cb sample per 1x1 Y & A samples), big-endian
QTAV_PIX_FMT_C(YUVA444P9LE, ///< planar YUV 4:4:4 36bpp, (1 Cr & Cb sample per 1x1 Y & A samples), little-endian
// Y: 2bytes/pix U: 1, V: 1
QTAV_PIX_FMT_C(YUVA420P10BE, ///< planar YUV 4:2:0 25bpp, (1 Cr & Cb sample per 2x2 Y & A samples, big-endian)
QTAV_PIX_FMT_C(YUVA420P10LE, ///< planar YUV 4:2:0 25bpp, (1 Cr & Cb sample per 2x2 Y & A samples, little-endian)
QTAV_PIX_FMT_C(YUVA422P10BE, ///< planar YUV 4:2:2 30bpp, (1 Cr & Cb sample per 2x1 Y & A samples, big-endian)
QTAV_PIX_FMT_C(YUVA422P10LE, ///< planar YUV 4:2:2 30bpp, (1 Cr & Cb sample per 2x1 Y & A samples, little-endian)
QTAV_PIX_FMT_C(YUVA444P10BE, ///< planar YUV 4:4:4 40bpp, (1 Cr & Cb sample per 1x1 Y & A samples, big-endian)
QTAV_PIX_FMT_C(YUVA444P10LE, ///< planar YUV 4:4:4 40bpp, (1 Cr & Cb sample per 1x1 Y & A samples, little-endian)
QTAV_PIX_FMT_C(YUVA420P16BE, ///< planar YUV 4:2:0 40bpp, (1 Cr & Cb sample per 2x2 Y & A samples, big-endian)
QTAV_PIX_FMT_C(YUVA420P16LE, ///< planar YUV 4:2:0 40bpp, (1 Cr & Cb sample per 2x2 Y & A samples, little-endian)
QTAV_PIX_FMT_C(YUVA422P16BE, ///< planar YUV 4:2:2 48bpp, (1 Cr & Cb sample per 2x1 Y & A samples, big-endian)
QTAV_PIX_FMT_C(YUVA422P16LE, ///< planar YUV 4:2:2 48bpp, (1 Cr & Cb sample per 2x1 Y & A samples, little-endian)
QTAV_PIX_FMT_C(YUVA444P16BE, ///< planar YUV 4:4:4 64bpp, (1 Cr & Cb sample per 1x1 Y & A samples, big-endian)
QTAV_PIX_FMT_C(YUVA444P16LE, ///< planar YUV 4:4:4 64bpp, (1 Cr & Cb sample per 1x1 Y & A samples, little-endian)
*/
//QTAV_PIX_FMT_C(VDPAU, ///< HW acceleration through VDPAU, Picture.data[3] contains a VdpVideoSurface
/*
#ifndef QTAV_PIX_FMT_C(ABI_GIT_MASTER
QTAV_PIX_FMT_C(RGBA64BE=0x123, ///< packed RGBA 16:16:16:16, 64bpp, 16R, 16G, 16B, 16A, the 2-byte value for each R/G/B/A component is stored as big-endian
QTAV_PIX_FMT_C(RGBA64LE, ///< packed RGBA 16:16:16:16, 64bpp, 16R, 16G, 16B, 16A, the 2-byte value for each R/G/B/A component is stored as little-endian
QTAV_PIX_FMT_C(BGRA64BE, ///< packed RGBA 16:16:16:16, 64bpp, 16B, 16G, 16R, 16A, the 2-byte value for each R/G/B/A component is stored as big-endian
QTAV_PIX_FMT_C(BGRA64LE, ///< packed RGBA 16:16:16:16, 64bpp, 16B, 16G, 16R, 16A, the 2-byte value for each R/G/B/A component is stored as little-endian
#endif
QTAV_PIX_FMT_C(0RGB=0x123+4, ///< packed RGB 8:8:8, 32bpp, 0RGB0RGB...
QTAV_PIX_FMT_C(RGB0, ///< packed RGB 8:8:8, 32bpp, RGB0RGB0...
QTAV_PIX_FMT_C(0BGR, ///< packed BGR 8:8:8, 32bpp, 0BGR0BGR...
QTAV_PIX_FMT_C(BGR0, ///< packed BGR 8:8:8, 32bpp, BGR0BGR0...
QTAV_PIX_FMT_C(YUVA444P, ///< planar YUV 4:4:4 32bpp, (1 Cr & Cb sample per 1x1 Y & A samples)
QTAV_PIX_FMT_C(YUVA422P, ///< planar YUV 4:2:2 24bpp, (1 Cr & Cb sample per 2x1 Y & A samples)
QTAV_PIX_FMT_C(YUV420P12BE, ///< planar YUV 4:2:0,18bpp, (1 Cr & Cb sample per 2x2 Y samples), big-endian
QTAV_PIX_FMT_C(YUV420P12LE, ///< planar YUV 4:2:0,18bpp, (1 Cr & Cb sample per 2x2 Y samples), little-endian
QTAV_PIX_FMT_C(YUV420P14BE, ///< planar YUV 4:2:0,21bpp, (1 Cr & Cb sample per 2x2 Y samples), big-endian
QTAV_PIX_FMT_C(YUV420P14LE, ///< planar YUV 4:2:0,21bpp, (1 Cr & Cb sample per 2x2 Y samples), little-endian
QTAV_PIX_FMT_C(YUV422P12BE, ///< planar YUV 4:2:2,24bpp, (1 Cr & Cb sample per 2x1 Y samples), big-endian
QTAV_PIX_FMT_C(YUV422P12LE, ///< planar YUV 4:2:2,24bpp, (1 Cr & Cb sample per 2x1 Y samples), little-endian
QTAV_PIX_FMT_C(YUV422P14BE, ///< planar YUV 4:2:2,28bpp, (1 Cr & Cb sample per 2x1 Y samples), big-endian
QTAV_PIX_FMT_C(YUV422P14LE, ///< planar YUV 4:2:2,28bpp, (1 Cr & Cb sample per 2x1 Y samples), little-endian
QTAV_PIX_FMT_C(YUV444P12BE, ///< planar YUV 4:4:4,36bpp, (1 Cr & Cb sample per 1x1 Y samples), big-endian
QTAV_PIX_FMT_C(YUV444P12LE, ///< planar YUV 4:4:4,36bpp, (1 Cr & Cb sample per 1x1 Y samples), little-endian
QTAV_PIX_FMT_C(YUV444P14BE, ///< planar YUV 4:4:4,42bpp, (1 Cr & Cb sample per 1x1 Y samples), big-endian
QTAV_PIX_FMT_C(YUV444P14LE, ///< planar YUV 4:4:4,42bpp, (1 Cr & Cb sample per 1x1 Y samples), little-endian
QTAV_PIX_FMT_C(GBRP12BE, ///< planar GBR 4:4:4 36bpp, big-endian
QTAV_PIX_FMT_C(GBRP12LE, ///< planar GBR 4:4:4 36bpp, little-endian
QTAV_PIX_FMT_C(GBRP14BE, ///< planar GBR 4:4:4 42bpp, big-endian
QTAV_PIX_FMT_C(GBRP14LE, ///< planar GBR 4:4:4 42bpp, little-endian
*/
{ VideoFormat::Format_Invalid, QTAV_PIX_FMT_C(NONE) },
};
VideoFormat::PixelFormat VideoFormat::pixelFormatFromFFmpeg(int ff)
{
for (unsigned int i = 0; i < sizeof(pixfmt_map)/sizeof(pixfmt_map[0]); ++i) {
if (pixfmt_map[i].ff == ff)
return pixfmt_map[i].fmt;
}
return VideoFormat::Format_Invalid;
}
int VideoFormat::pixelFormatToFFmpeg(VideoFormat::PixelFormat fmt)
{
for (unsigned int i = 0; i < sizeof(pixfmt_map)/sizeof(pixfmt_map[0]); ++i) {
if (pixfmt_map[i].fmt == fmt)
return pixfmt_map[i].ff;
}
return QTAV_PIX_FMT_C(NONE);
}
/*!
Returns a video pixel format equivalent to an image \a format. If there is no equivalent
format VideoFormat::InvalidType is returned instead.
\note In general \l QImage does not handle YUV formats.
*/
static const struct {
VideoFormat::PixelFormat fmt;
QImage::Format qfmt;
} qpixfmt_map[] = {
{ VideoFormat::Format_RGB32,QImage::Format_RGB32 },
{ VideoFormat::Format_ARGB32, QImage::Format_ARGB32 },
{ VideoFormat::Format_ARGB32_Premultiplied, QImage::Format_ARGB32_Premultiplied },
{ VideoFormat::Format_RGB565, QImage::Format_RGB16 },
{ VideoFormat::Format_ARGB8565_Premultiplied, QImage::Format_ARGB8565_Premultiplied },
{ VideoFormat::Format_RGB555, QImage::Format_RGB555 },
{ VideoFormat::Format_RGB24, QImage::Format_RGB888 },
{ VideoFormat::Format_Invalid, QImage::Format_Invalid }
};
VideoFormat::PixelFormat VideoFormat::pixelFormatFromImageFormat(QImage::Format format)
{
for (int i = 0; qpixfmt_map[i].fmt != Format_Invalid; ++i) {
if (qpixfmt_map[i].qfmt == format)
return qpixfmt_map[i].fmt;
}
return Format_Invalid;
}
QImage::Format VideoFormat::imageFormatFromPixelFormat(PixelFormat format)
{
for (int i = 0; qpixfmt_map[i].fmt != Format_Invalid; ++i) {
if (qpixfmt_map[i].fmt == format)
return qpixfmt_map[i].qfmt;
}
return QImage::Format_Invalid;
}
VideoFormat::VideoFormat(PixelFormat format)
:d(new VideoFormatPrivate(format))
{
}
VideoFormat::VideoFormat(int formatFF)
:d(new VideoFormatPrivate((AVPixelFormat)formatFF))
{
}
VideoFormat::VideoFormat(QImage::Format fmt)
:d(new VideoFormatPrivate(fmt))
{
}
VideoFormat::VideoFormat(const QString &name)
:d(new VideoFormatPrivate(av_get_pix_fmt(name.toUtf8().constData())))
{
}
VideoFormat::VideoFormat(const VideoFormat &other)
:d(other.d)
{
}
VideoFormat::~VideoFormat()
{
}
/*!
Assigns \a other to this VideoFormat implementation.
*/
VideoFormat& VideoFormat::operator=(const VideoFormat &other)
{
d = other.d;
return *this;
}
VideoFormat& VideoFormat::operator =(VideoFormat::PixelFormat fmt)
{
d->pixfmt = fmt;
d->init();
return *this;
}
VideoFormat& VideoFormat::operator =(QImage::Format qpixfmt)
{
d->qpixfmt = qpixfmt;
d->init();
return *this;
}
VideoFormat& VideoFormat::operator =(int fffmt)
{
d->pixfmt_ff = (AVPixelFormat)fffmt;
d->init();
return *this;
}
bool VideoFormat::operator==(const VideoFormat &other) const
{
return d->pixfmt_ff == other.d->pixfmt_ff;
}
bool VideoFormat::operator==(VideoFormat::PixelFormat fmt) const
{
return d->pixfmt == fmt;
}
bool VideoFormat::operator==(QImage::Format qpixfmt) const
{
return d->qpixfmt == qpixfmt;
}
bool VideoFormat::operator==(int fffmt) const
{
return d->pixfmt_ff == fffmt;
}
bool VideoFormat::operator!=(const VideoFormat& other) const
{
return !(*this == other);
}
bool VideoFormat::operator!=(VideoFormat::PixelFormat fmt) const
{
return d->pixfmt != fmt;
}
bool VideoFormat::operator!=(QImage::Format qpixfmt) const
{
return d->qpixfmt != qpixfmt;
}
bool VideoFormat::operator!=(int fffmt) const
{
return d->pixfmt_ff != fffmt;
}
bool VideoFormat::isValid() const
{
return d->pixfmt_ff != QTAV_PIX_FMT_C(NONE) || d->pixfmt != Format_Invalid;
}
VideoFormat::PixelFormat VideoFormat::pixelFormat() const
{
return d->pixfmt;
}
int VideoFormat::pixelFormatFFmpeg() const
{
return d->pixfmt_ff;
}
QImage::Format VideoFormat::imageFormat() const
{
return d->qpixfmt;
}
QString VideoFormat::name() const
{
return d->name();
}
void VideoFormat::setPixelFormat(PixelFormat format)
{
d->pixfmt = format;
d->init(format);
}
void VideoFormat::setPixelFormatFFmpeg(int format)
{
d->pixfmt_ff = (AVPixelFormat)format;
d->init((AVPixelFormat)format);
}
int VideoFormat::channels() const
{
return d->pixdesc->nb_components;
}
int VideoFormat::planeCount() const
{
return d->planes;
}
int VideoFormat::bitsPerPixel() const
{
return d->bpp;
}
int VideoFormat::bitsPerPixelPadded() const
{
return d->bpp_pad;
}
int VideoFormat::bitsPerPixelPadded(int plane) const
{
if (plane >= d->bpps.size())
return 0;
return d->bpps_pad[plane];
}
int VideoFormat::bitsPerPixel(int plane) const
{
//must be a valid index position in the vector
if (plane >= d->bpps.size())
return 0;
return d->bpps[plane];
}
int VideoFormat::bytesPerPixel() const
{
return (bitsPerPixel() + 7) >> 3;
}
int VideoFormat::bytesPerPixel(int plane) const
{
return (bitsPerPixel(plane) + 7) >> 3;
}
int VideoFormat::bytesPerLine(int width, int plane) const
{
return d->bytesPerLine(width, plane);
}
int VideoFormat::chromaWidth(int lumaWidth) const
{
return -((-lumaWidth) >> d->pixdesc->log2_chroma_w);
}
int VideoFormat::chromaHeight(int lumaHeight) const
{
return -((-lumaHeight) >> d->pixdesc->log2_chroma_h);
}
// test AV_PIX_FMT_FLAG_XXX
bool VideoFormat::isBigEndian() const
{
return (d->flags() & AV_PIX_FMT_FLAG_BE) == AV_PIX_FMT_FLAG_BE;
}
bool VideoFormat::hasPalette() const
{
return (d->flags() & AV_PIX_FMT_FLAG_PAL) == AV_PIX_FMT_FLAG_PAL;
}
bool VideoFormat::isPseudoPaletted() const
{
return (d->flags() & AV_PIX_FMT_FLAG_PSEUDOPAL) == AV_PIX_FMT_FLAG_PSEUDOPAL;
}
bool VideoFormat::isBitStream() const
{
return (d->flags() & AV_PIX_FMT_FLAG_BITSTREAM) == AV_PIX_FMT_FLAG_BITSTREAM;
}
bool VideoFormat::isHWAccelerated() const
{
return (d->flags() & AV_PIX_FMT_FLAG_HWACCEL) == AV_PIX_FMT_FLAG_HWACCEL;
}
bool VideoFormat::isPlanar() const
{
return (d->flags() & AV_PIX_FMT_FLAG_PLANAR) == AV_PIX_FMT_FLAG_PLANAR;
}
bool VideoFormat::isRGB() const
{
return (d->flags() & AV_PIX_FMT_FLAG_RGB) == AV_PIX_FMT_FLAG_RGB;
}
bool VideoFormat::hasAlpha() const
{
return (d->flags() & AV_PIX_FMT_FLAG_ALPHA) == AV_PIX_FMT_FLAG_ALPHA;
}
bool VideoFormat::isPlanar(PixelFormat pixfmt)
{
return pixfmt == Format_YUV420P || pixfmt == Format_NV12 || pixfmt == Format_NV21 || pixfmt == Format_YV12
|| pixfmt == Format_IMC1 || pixfmt == Format_IMC2 || pixfmt == Format_IMC3 || pixfmt == Format_IMC4
|| pixfmt == Format_YUV444 || pixfmt == Format_AYUV444 || pixfmt == Format_AYUV444_Premultiplied
;
}
bool VideoFormat::isRGB(PixelFormat pixfmt)
{
return pixfmt == Format_RGB32 || pixfmt == Format_ARGB32 || pixfmt == Format_ARGB32_Premultiplied
|| pixfmt == Format_BGR24 || pixfmt == Format_BGRA32 || pixfmt == Format_ARGB8565_Premultiplied
|| pixfmt == Format_BGR565 || pixfmt == Format_RGB555 || pixfmt == Format_RGB565
|| pixfmt == Format_BGR24 || pixfmt == Format_BGR32 || pixfmt == Format_BGR555
|| pixfmt == Format_BGRA32_Premultiplied || pixfmt == Format_BGRA5658_Premultiplied
;
}
bool VideoFormat::hasAlpha(PixelFormat pixfmt)
{
return pixfmt == Format_ARGB32 || pixfmt == Format_BGRA32
|| pixfmt == Format_ARGB32_Premultiplied || pixfmt == Format_BGRA32_Premultiplied
|| pixfmt == Format_ARGB8565_Premultiplied || pixfmt == Format_BGRA5658_Premultiplied
|| pixfmt == Format_AYUV444 || pixfmt == Format_AYUV444_Premultiplied
;
}
} //namespace QtAV