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ffmpeg.wasm-core
Commit 7cb5467a authored by Michael Niedermayer's avatar Michael Niedermayer
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Merge commit '46ce9ded' 

* commit '46ce9ded':
  tiff: K&R formatting cosmetics

Conflicts:
	libavcodec/tiff.c
	libavcodec/tiff.h
	libavcodec/tiffenc.c
Merged-by: 's avatarMichael Niedermayer <michaelni@gmx.at>
parents 2976e2a1 46ce9ded
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Showing with 237 additions and 228 deletions
libavcodec/tiff.c
View file @ 7cb5467a
......@@ -24,22 +24,23 @@
* @author Konstantin Shishkov
*/
#include "avcodec.h"
#include "bytestream.h"
#include "config.h"
#if CONFIG_ZLIB
#include <zlib.h>
#endif
#include "lzw.h"
#include "tiff.h"
#include "tiff_data.h"
#include "faxcompr.h"
#include "internal.h"
#include "mathops.h"
#include "libavutil/attributes.h"
#include "libavutil/avstring.h"
#include "libavutil/intreadwrite.h"
#include "libavutil/imgutils.h"
#include "libavutil/avstring.h"
#include "avcodec.h"
#include "bytestream.h"
#include "faxcompr.h"
#include "internal.h"
#include "lzw.h"
#include "mathops.h"
#include "tiff.h"
#include "tiff_data.h"
typedef struct TiffContext {
AVCodecContext *avctx;
......@@ -90,10 +91,14 @@ static double tget_double(GetByteContext *gb, int le)
static unsigned tget(GetByteContext *gb, int type, int le)
{
switch (type) {
case TIFF_BYTE : return bytestream2_get_byte(gb);
case TIFF_SHORT: return tget_short(gb, le);
case TIFF_LONG : return tget_long(gb, le);
default : return UINT_MAX;
case TIFF_BYTE:
return bytestream2_get_byte(gb);
case TIFF_SHORT:
return tget_short(gb, le);
case TIFF_LONG:
return tget_long(gb, le);
default:
return UINT_MAX;
}
}
......@@ -356,11 +361,11 @@ static int tiff_uncompress(uint8_t *dst, unsigned long *len, const uint8_t *src,
z_stream zstream = { 0 };
int zret;
zstream.next_in = (uint8_t *)src;
zstream.avail_in = size;
zstream.next_out = dst;
zstream.next_in = (uint8_t *)src;
zstream.avail_in = size;
zstream.next_out = dst;
zstream.avail_out = *len;
zret = inflateInit(&zstream);
zret = inflateInit(&zstream);
if (zret != Z_OK) {
av_log(NULL, AV_LOG_ERROR, "Inflate init error: %d\n", zret);
return zret;
......@@ -430,7 +435,7 @@ static int tiff_unpack_strip(TiffContext *s, uint8_t *dst, int stride,
{
int c, line, pixels, code, ret;
const uint8_t *ssrc = src;
int width = ((s->width * s->bpp) + 7) >> 3;
int width = ((s->width * s->bpp) + 7) >> 3;
if (s->planar)
width /= s->bppcount;
......@@ -444,7 +449,7 @@ static int tiff_unpack_strip(TiffContext *s, uint8_t *dst, int stride,
unsigned long outlen;
int ret;
outlen = width * lines;
zbuf = av_malloc(outlen);
zbuf = av_malloc(outlen);
if (!zbuf)
return AVERROR(ENOMEM);
if (s->fill_order) {
......@@ -462,7 +467,7 @@ static int tiff_unpack_strip(TiffContext *s, uint8_t *dst, int stride,
}
src = zbuf;
for (line = 0; line < lines; line++) {
if(s->bpp < 8 && s->avctx->pix_fmt == AV_PIX_FMT_PAL8){
if(s->bpp < 8 && s->avctx->pix_fmt == AV_PIX_FMT_PAL8) {
horizontal_fill(s->bpp, dst, 1, src, 0, width, 0);
}else{
memcpy(dst, src, width);
......@@ -488,8 +493,9 @@ static int tiff_unpack_strip(TiffContext *s, uint8_t *dst, int stride,
return ret;
}
}
if (s->compr == TIFF_CCITT_RLE || s->compr == TIFF_G3
|| s->compr == TIFF_G4) {
if (s->compr == TIFF_CCITT_RLE ||
s->compr == TIFF_G3 ||
s->compr == TIFF_G4) {
int i, ret = 0;
uint8_t *src2 = av_malloc((unsigned)size +
FF_INPUT_BUFFER_PADDING_SIZE);
......@@ -567,7 +573,7 @@ static int tiff_unpack_strip(TiffContext *s, uint8_t *dst, int stride,
}
horizontal_fill(s->bpp * (s->avctx->pix_fmt == AV_PIX_FMT_PAL8),
dst, 1, src, 0, code, pixels);
src += code;
src += code;
pixels += code;
} else if (code != -128) { // -127..-1
code = (-code) + 1;
......@@ -706,11 +712,10 @@ static int tiff_decode_tag(TiffContext *s, AVFrame *frame)
bytestream2_seek(&s->gb, off, SEEK_SET);
}
} else {
if (count <= 4 && type_sizes[type] * count <= 4) {
if (count <= 4 && type_sizes[type] * count <= 4)
bytestream2_seek(&s->gb, -4, SEEK_CUR);
} else {
else
bytestream2_seek(&s->gb, off, SEEK_SET);
}
}
switch (tag) {
......@@ -765,7 +770,7 @@ static int tiff_decode_tag(TiffContext *s, AVFrame *frame)
s->bppcount = value;
break;
case TIFF_COMPR:
s->compr = value;
s->compr = value;
s->predictor = 0;
switch (s->compr) {
case TIFF_RAW:
......@@ -808,8 +813,8 @@ static int tiff_decode_tag(TiffContext *s, AVFrame *frame)
break;
case TIFF_STRIP_OFFS:
if (count == 1) {
s->strippos = 0;
s->stripoff = value;
s->strippos = 0;
s->stripoff = value;
} else
s->strippos = off;
s->strips = count;
......@@ -825,8 +830,8 @@ static int tiff_decode_tag(TiffContext *s, AVFrame *frame)
case TIFF_STRIP_SIZE:
if (count == 1) {
s->stripsizesoff = 0;
s->stripsize = value;
s->strips = 1;
s->stripsize = value;
s->strips = 1;
} else {
s->stripsizesoff = off;
}
......@@ -1046,8 +1051,7 @@ static int decode_frame(AVCodecContext *avctx,
AVFrame *const p = data;
unsigned off;
int id, le, ret, plane, planes;
int i, j, entries;
int stride;
int i, j, entries, stride;
unsigned soff, ssize;
uint8_t *dst;
GetByteContext stripsizes;
......@@ -1055,10 +1059,10 @@ static int decode_frame(AVCodecContext *avctx,
bytestream2_init(&s->gb, avpkt->data, avpkt->size);
//parse image header
// parse image header
if (avpkt->size < 8)
return AVERROR_INVALIDDATA;
id = bytestream2_get_le16u(&s->gb);
id = bytestream2_get_le16u(&s->gb);
if (id == 0x4949)
le = 1;
else if (id == 0x4D4D)
......@@ -1067,11 +1071,11 @@ static int decode_frame(AVCodecContext *avctx,
av_log(avctx, AV_LOG_ERROR, "TIFF header not found\n");
return AVERROR_INVALIDDATA;
}
s->le = le;
s->le = le;
// TIFF_BPP is not a required tag and defaults to 1
s->bppcount = s->bpp = 1;
s->invert = 0;
s->compr = TIFF_RAW;
s->bppcount = s->bpp = 1;
s->invert = 0;
s->compr = TIFF_RAW;
s->fill_order = 0;
free_geotags(s);
......@@ -1148,7 +1152,7 @@ static int decode_frame(AVCodecContext *avctx,
planes = s->planar ? s->bppcount : 1;
for (plane = 0; plane < planes; plane++) {
stride = p->linesize[plane];
dst = p->data[plane];
dst = p->data[plane];
for (i = 0; i < s->height; i += s->rps) {
if (s->stripsizesoff)
ssize = tget(&stripsizes, s->sstype, s->le);
......@@ -1170,8 +1174,8 @@ static int decode_frame(AVCodecContext *avctx,
dst += s->rps * stride;
}
if (s->predictor == 2) {
dst = p->data[plane];
soff = s->bpp >> 3;
dst = p->data[plane];
soff = s->bpp >> 3;
ssize = s->width * soff;
if (s->avctx->pix_fmt == AV_PIX_FMT_RGB48LE ||
s->avctx->pix_fmt == AV_PIX_FMT_RGBA64LE) {
......@@ -1222,9 +1226,9 @@ static av_cold int tiff_init(AVCodecContext *avctx)
{
TiffContext *s = avctx->priv_data;
s->width = 0;
s->width = 0;
s->height = 0;
s->avctx = avctx;
s->avctx = avctx;
ff_lzw_decode_open(&s->lzw);
ff_ccitt_unpack_init();
......@@ -1244,6 +1248,7 @@ static av_cold int tiff_end(AVCodecContext *avctx)
AVCodec ff_tiff_decoder = {
.name = "tiff",
.long_name = NULL_IF_CONFIG_SMALL("TIFF image"),
.type = AVMEDIA_TYPE_VIDEO,
.id = AV_CODEC_ID_TIFF,
.priv_data_size = sizeof(TiffContext),
......@@ -1251,5 +1256,4 @@ AVCodec ff_tiff_decoder = {
.close = tiff_end,
.decode = decode_frame,
.capabilities = CODEC_CAP_DR1,
.long_name = NULL_IF_CONFIG_SMALL("TIFF image"),
};
libavcodec/tiff.h
View file @ 7cb5467a
......@@ -33,58 +33,58 @@
#include <stdint.h>
/** abridged list of TIFF tags */
enum TiffTags{
TIFF_SUBFILE = 0xfe,
TIFF_WIDTH = 0x100,
enum TiffTags {
TIFF_SUBFILE = 0xfe,
TIFF_WIDTH = 0x100,
TIFF_HEIGHT,
TIFF_BPP,
TIFF_COMPR,
TIFF_INVERT = 0x106,
TIFF_FILL_ORDER = 0x10A,
TIFF_DOCUMENT_NAME = 0x10D,
TIFF_IMAGE_DESCRIPTION = 0x10E,
TIFF_MAKE = 0x10F,
TIFF_MODEL = 0x110,
TIFF_STRIP_OFFS = 0x111,
TIFF_SAMPLES_PER_PIXEL = 0x115,
TIFF_ROWSPERSTRIP = 0x116,
TIFF_INVERT = 0x106,
TIFF_FILL_ORDER = 0x10A,
TIFF_DOCUMENT_NAME = 0x10D,
TIFF_IMAGE_DESCRIPTION = 0x10E,
TIFF_MAKE = 0x10F,
TIFF_MODEL = 0x110,
TIFF_STRIP_OFFS = 0x111,
TIFF_SAMPLES_PER_PIXEL = 0x115,
TIFF_ROWSPERSTRIP = 0x116,
TIFF_STRIP_SIZE,
TIFF_XRES = 0x11A,
TIFF_YRES = 0x11B,
TIFF_PLANAR = 0x11C,
TIFF_PAGE_NAME = 0x11D,
TIFF_XPOS = 0x11E,
TIFF_YPOS = 0x11F,
TIFF_T4OPTIONS = 0x124,
TIFF_XRES = 0x11A,
TIFF_YRES = 0x11B,
TIFF_PLANAR = 0x11C,
TIFF_PAGE_NAME = 0x11D,
TIFF_XPOS = 0x11E,
TIFF_YPOS = 0x11F,
TIFF_T4OPTIONS = 0x124,
TIFF_T6OPTIONS,
TIFF_RES_UNIT = 0x128,
TIFF_PAGE_NUMBER = 0x129,
TIFF_SOFTWARE_NAME = 0x131,
TIFF_DATE = 0x132,
TIFF_ARTIST = 0x13B,
TIFF_HOST_COMPUTER = 0x13C,
TIFF_PREDICTOR = 0x13D,
TIFF_PAL = 0x140,
TIFF_TILE_WIDTH = 0x142,
TIFF_TILE_LENGTH = 0x143,
TIFF_TILE_OFFSETS = 0x144,
TIFF_TILE_BYTE_COUNTS = 0x145,
TIFF_EXTRASAMPLES = 0x152,
TIFF_RES_UNIT = 0x128,
TIFF_PAGE_NUMBER = 0x129,
TIFF_SOFTWARE_NAME = 0x131,
TIFF_DATE = 0x132,
TIFF_ARTIST = 0x13B,
TIFF_HOST_COMPUTER = 0x13C,
TIFF_PREDICTOR = 0x13D,
TIFF_PAL = 0x140,
TIFF_TILE_WIDTH = 0x142,
TIFF_TILE_LENGTH = 0x143,
TIFF_TILE_OFFSETS = 0x144,
TIFF_TILE_BYTE_COUNTS = 0x145,
TIFF_EXTRASAMPLES = 0x152,
TIFF_YCBCR_COEFFICIENTS = 0x211,
TIFF_YCBCR_SUBSAMPLING = 0x212,
TIFF_YCBCR_POSITIONING = 0x213,
TIFF_REFERENCE_BW = 0x214,
TIFF_COPYRIGHT = 0x8298,
TIFF_MODEL_TIEPOINT = 0x8482,
TIFF_MODEL_PIXEL_SCALE = 0x830E,
TIFF_MODEL_TRANSFORMATION = 0x8480,
TIFF_GEO_KEY_DIRECTORY = 0x87AF,
TIFF_GEO_DOUBLE_PARAMS = 0x87B0,
TIFF_GEO_ASCII_PARAMS = 0x87B1
TIFF_YCBCR_SUBSAMPLING = 0x212,
TIFF_YCBCR_POSITIONING = 0x213,
TIFF_REFERENCE_BW = 0x214,
TIFF_COPYRIGHT = 0x8298,
TIFF_MODEL_TIEPOINT = 0x8482,
TIFF_MODEL_PIXEL_SCALE = 0x830E,
TIFF_MODEL_TRANSFORMATION= 0x8480,
TIFF_GEO_KEY_DIRECTORY = 0x87AF,
TIFF_GEO_DOUBLE_PARAMS = 0x87B0,
TIFF_GEO_ASCII_PARAMS = 0x87B1
};
/** list of TIFF compression types */
enum TiffCompr{
enum TiffCompr {
TIFF_RAW = 1,
TIFF_CCITT_RLE,
TIFF_G3,
......@@ -94,10 +94,10 @@ enum TiffCompr{
TIFF_NEWJPEG,
TIFF_ADOBE_DEFLATE,
TIFF_PACKBITS = 0x8005,
TIFF_DEFLATE = 0x80B2
TIFF_DEFLATE = 0x80B2
};
enum TiffTypes{
enum TiffTypes {
TIFF_BYTE = 1,
TIFF_STRING,
TIFF_SHORT,
......
libavcodec/tiffenc.c
View file @ 7cb5467a
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