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authorMichael Niedermayer <michaelni@gmx.at>2013-06-03 11:44:11 +0200
committerMichael Niedermayer <michaelni@gmx.at>2013-06-03 11:44:11 +0200
commit7cb5467a52011d194289035b51e27c4df80bf2a2 (patch)
tree09df9a077d623d2926411acc3697d1e377ce90c1 /libavcodec/tiff.c
parent2976e2a102cd8202e0f7b9e601d62354b7ad1c72 (diff)
parent46ce9ded96ffcb798b03da894cdb5fdac376a6ee (diff)
Merge commit '46ce9ded96ffcb798b03da894cdb5fdac376a6ee'
* commit '46ce9ded96ffcb798b03da894cdb5fdac376a6ee': tiff: K&R formatting cosmetics Conflicts: libavcodec/tiff.c libavcodec/tiff.h libavcodec/tiffenc.c Merged-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'libavcodec/tiff.c')
-rw-r--r--libavcodec/tiff.c94
1 files changed, 49 insertions, 45 deletions
diff --git a/libavcodec/tiff.c b/libavcodec/tiff.c
index 15c384a439..9a2139f608 100644
--- a/libavcodec/tiff.c
+++ b/libavcodec/tiff.c
@@ -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"),
};