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ffmpeg.wasm-core
Commit d4497f6d authored by Oskar Arvidsson's avatar Oskar Arvidsson Committed by Michael Niedermayer
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Add pixel formats for 9- and 10-bit yuv420p. 

Also add support for these formats in libswscale.

Needed for high bit depth h264 decoding.
Signed-off-by: 's avatarMichael Niedermayer <michaelni@gmx.at>
parent af0b2d67
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Showing with 120 additions and 1 deletion
libavcodec/utils.c
View file @ d4497f6d
......@@ -143,6 +143,10 @@ void avcodec_align_dimensions2(AVCodecContext *s, int *width, int *height, int l
case PIX_FMT_YUVJ440P:
case PIX_FMT_YUVJ444P:
case PIX_FMT_YUVA420P:
case PIX_FMT_YUV420P9LE:
case PIX_FMT_YUV420P9BE:
case PIX_FMT_YUV420P10LE:
case PIX_FMT_YUV420P10BE:
w_align= 16; //FIXME check for non mpeg style codecs and use less alignment
h_align= 16;
if(s->codec_id == CODEC_ID_MPEG2VIDEO || s->codec_id == CODEC_ID_MJPEG || s->codec_id == CODEC_ID_AMV || s->codec_id == CODEC_ID_THP || s->codec_id == CODEC_ID_H264)
......
libavutil/pixdesc.c
View file @ d4497f6d
......@@ -740,6 +740,52 @@ const AVPixFmtDescriptor av_pix_fmt_descriptors[PIX_FMT_NB] = {
.log2_chroma_h = 1,
.flags = PIX_FMT_HWACCEL,
},
[PIX_FMT_YUV420P9LE] = {
.name = "yuv420p9le",
.nb_components= 3,
.log2_chroma_w= 1,
.log2_chroma_h= 1,
.comp = {
{0,1,1,0,8}, /* Y */
{1,1,1,0,8}, /* U */
{2,1,1,0,8}, /* V */
},
},
[PIX_FMT_YUV420P9BE] = {
.name = "yuv420p9be",
.nb_components= 3,
.log2_chroma_w= 1,
.log2_chroma_h= 1,
.comp = {
{0,1,1,0,8}, /* Y */
{1,1,1,0,8}, /* U */
{2,1,1,0,8}, /* V */
},
.flags = PIX_FMT_BE,
},
[PIX_FMT_YUV420P10LE] = {
.name = "yuv420p10le",
.nb_components= 3,
.log2_chroma_w= 1,
.log2_chroma_h= 1,
.comp = {
{0,1,1,0,9}, /* Y */
{1,1,1,0,9}, /* U */
{2,1,1,0,9}, /* V */
},
},
[PIX_FMT_YUV420P10BE] = {
.name = "yuv420p10be",
.nb_components= 3,
.log2_chroma_w= 1,
.log2_chroma_h= 1,
.comp = {
{0,1,1,0,9}, /* Y */
{1,1,1,0,9}, /* U */
{2,1,1,0,9}, /* V */
},
.flags = PIX_FMT_BE,
},
[PIX_FMT_YUV420P16LE] = {
.name = "yuv420p16le",
.nb_components= 3,
......
libavutil/pixfmt.h
View file @ d4497f6d
......@@ -135,6 +135,13 @@ enum PixelFormat {
PIX_FMT_Y400A, ///< 8bit gray, 8bit alpha
PIX_FMT_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
PIX_FMT_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
//the following 4 formats are deprecated and should be replaced by PIX_FMT_YUV420P16* with the bpp stored seperately
PIX_FMT_YUV420P9LE, ///< planar YUV 4:2:0, 13.5bpp, (1 Cr & Cb sample per 2x2 Y samples), little-endian
PIX_FMT_YUV420P9BE, ///< planar YUV 4:2:0, 13.5bpp, (1 Cr & Cb sample per 2x2 Y samples), big-endian
PIX_FMT_YUV420P10LE,///< planar YUV 4:2:0, 15bpp, (1 Cr & Cb sample per 2x2 Y samples), little-endian
PIX_FMT_YUV420P10BE,///< planar YUV 4:2:0, 15bpp, (1 Cr & Cb sample per 2x2 Y samples), big-endian
PIX_FMT_NB, ///< number of pixel formats, DO NOT USE THIS if you want to link with shared libav* because the number of formats might differ between versions
};
......@@ -159,6 +166,8 @@ enum PixelFormat {
#define PIX_FMT_BGR555 PIX_FMT_NE(BGR555BE, BGR555LE)
#define PIX_FMT_BGR444 PIX_FMT_NE(BGR444BE, BGR444LE)
#define PIX_FMT_YUV420P9 PIX_FMT_NE(YUV420P9BE , YUV420P9LE)
#define PIX_FMT_YUV420P10 PIX_FMT_NE(YUV420P10BE, YUV420P10LE)
#define PIX_FMT_YUV420P16 PIX_FMT_NE(YUV420P16BE, YUV420P16LE)
#define PIX_FMT_YUV422P16 PIX_FMT_NE(YUV422P16BE, YUV422P16LE)
#define PIX_FMT_YUV444P16 PIX_FMT_NE(YUV444P16BE, YUV444P16LE)
......
libswscale/swscale.c
View file @ d4497f6d
......@@ -1747,7 +1747,28 @@ static int planarCopyWrapper(SwsContext *c, const uint8_t* src[], int srcStride[
length*=2;
fillPlane(dst[plane], dstStride[plane], length, height, y, (plane==3) ? 255 : 128);
} else {
if(is16BPS(c->srcFormat) && !is16BPS(c->dstFormat)) {
if(isNBPS(c->srcFormat)) {
const int depth = av_pix_fmt_descriptors[c->srcFormat].comp[plane].depth_minus1+1;
uint16_t *srcPtr2 = (uint16_t*)srcPtr;
if (is16BPS(c->dstFormat)) {
uint16_t *dstPtr2 = (uint16_t*)dstPtr;
for (i = 0; i < height; i++) {
for (j = 0; j < length; j++)
dstPtr2[j] = (srcPtr2[j]<<(16-depth)) | (srcPtr2[j]>>(2*depth-16));
dstPtr2 += dstStride[plane]/2;
srcPtr2 += srcStride[plane]/2;
}
} else {
// FIXME Maybe dither instead.
for (i = 0; i < height; i++) {
for (j = 0; j < length; j++)
dstPtr[j] = srcPtr2[j]>>(depth-8);
dstPtr += dstStride[plane];
srcPtr2 += srcStride[plane]/2;
}
}
} else if(is16BPS(c->srcFormat) && !is16BPS(c->dstFormat)) {
if (!isBE(c->srcFormat)) srcPtr++;
for (i=0; i<height; i++) {
for (j=0; j<length; j++) dstPtr[j] = srcPtr[j<<1];
......
libswscale/swscale_internal.h
View file @ d4497f6d
......@@ -352,6 +352,12 @@ const char *sws_format_name(enum PixelFormat format);
|| (x)==PIX_FMT_YUV422P16BE \
|| (x)==PIX_FMT_YUV444P16BE \
)
#define isNBPS(x) ( \
(x)==PIX_FMT_YUV420P9LE \
|| (x)==PIX_FMT_YUV420P9BE \
|| (x)==PIX_FMT_YUV420P10LE \
|| (x)==PIX_FMT_YUV420P10BE \
)
#define isBE(x) ((x)&1)
#define isPlanar8YUV(x) ( \
(x)==PIX_FMT_YUV410P \
......@@ -366,9 +372,13 @@ const char *sws_format_name(enum PixelFormat format);
)
#define isPlanarYUV(x) ( \
isPlanar8YUV(x) \
|| (x)==PIX_FMT_YUV420P9LE \
|| (x)==PIX_FMT_YUV420P10LE \
|| (x)==PIX_FMT_YUV420P16LE \
|| (x)==PIX_FMT_YUV422P16LE \
|| (x)==PIX_FMT_YUV444P16LE \
|| (x)==PIX_FMT_YUV420P9BE \
|| (x)==PIX_FMT_YUV420P10BE \
|| (x)==PIX_FMT_YUV420P16BE \
|| (x)==PIX_FMT_YUV422P16BE \
|| (x)==PIX_FMT_YUV444P16BE \
......
libswscale/swscale_template.c
View file @ d4497f6d
......@@ -1826,6 +1826,29 @@ static inline void RENAME(nv21ToUV)(uint8_t *dstU, uint8_t *dstV,
RENAME(nvXXtoUV)(dstV, dstU, src1, width);
}
// FIXME Maybe dither instead.
#define YUV_NBPS(depth) \
static inline void RENAME(yuv ## depth ## ToUV)(uint8_t *dstU, uint8_t *dstV, \
const uint16_t *srcU, const uint16_t *srcV, \
long width, uint32_t *unused) \
{ \
int i; \
for (i = 0; i < width; i++) { \
dstU[i] = srcU[i]>>(depth-8); \
dstV[i] = srcV[i]>>(depth-8); \
} \
} \
\
static inline void RENAME(yuv ## depth ## ToY)(uint8_t *dstY, const uint16_t *srcY, long width, uint32_t *unused) \
{ \
int i; \
for (i = 0; i < width; i++) \
dstY[i] = srcY[i]>>(depth-8); \
} \
YUV_NBPS( 9)
YUV_NBPS(10)
#if COMPILE_TEMPLATE_MMX
static inline void RENAME(bgr24ToY_mmx)(uint8_t *dst, const uint8_t *src, long width, enum PixelFormat srcFormat)
{
......@@ -2955,6 +2978,8 @@ static void RENAME(sws_init_swScale)(SwsContext *c)
case PIX_FMT_PAL8 :
case PIX_FMT_BGR4_BYTE:
case PIX_FMT_RGB4_BYTE: c->chrToYV12 = palToUV; break;
case PIX_FMT_YUV420P9 : c->chrToYV12 = (void*)RENAME(yuv9ToUV ); break;
case PIX_FMT_YUV420P10: c->chrToYV12 = (void*)RENAME(yuv10ToUV); break;
case PIX_FMT_YUV420P16BE:
case PIX_FMT_YUV422P16BE:
case PIX_FMT_YUV444P16BE: c->chrToYV12 = RENAME(BEToUV); break;
......@@ -3001,6 +3026,8 @@ static void RENAME(sws_init_swScale)(SwsContext *c)
c->lumToYV12 = NULL;
c->alpToYV12 = NULL;
switch (srcFormat) {
case PIX_FMT_YUV420P9 : c->lumToYV12 = (void*)RENAME(yuv9ToY ); break;
case PIX_FMT_YUV420P10: c->lumToYV12 = (void*)RENAME(yuv10ToY); break;
case PIX_FMT_YUYV422 :
case PIX_FMT_YUV420P16BE:
case PIX_FMT_YUV422P16BE:
......
libswscale/utils.c
View file @ d4497f6d
......@@ -112,6 +112,8 @@ const char *swscale_license(void)
|| (x)==PIX_FMT_YUV420P16BE \
|| (x)==PIX_FMT_YUV422P16BE \
|| (x)==PIX_FMT_YUV444P16BE \
|| (x)==PIX_FMT_YUV420P9 \
|| (x)==PIX_FMT_YUV420P10 \
)
int sws_isSupportedInput(enum PixelFormat pix_fmt)
......
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