mirror of https://git.ffmpeg.org/ffmpeg.git
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>
This commit is contained in:
commit
7cb5467a52
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@ -24,22 +24,23 @@
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* @author Konstantin Shishkov
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*/
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#include "avcodec.h"
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#include "bytestream.h"
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#include "config.h"
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#if CONFIG_ZLIB
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#include <zlib.h>
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#endif
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#include "lzw.h"
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#include "tiff.h"
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#include "tiff_data.h"
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#include "faxcompr.h"
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#include "internal.h"
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#include "mathops.h"
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#include "libavutil/attributes.h"
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#include "libavutil/avstring.h"
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#include "libavutil/intreadwrite.h"
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#include "libavutil/imgutils.h"
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#include "libavutil/avstring.h"
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#include "avcodec.h"
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#include "bytestream.h"
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#include "faxcompr.h"
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#include "internal.h"
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#include "lzw.h"
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#include "mathops.h"
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#include "tiff.h"
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#include "tiff_data.h"
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typedef struct TiffContext {
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AVCodecContext *avctx;
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@ -90,10 +91,14 @@ static double tget_double(GetByteContext *gb, int le)
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static unsigned tget(GetByteContext *gb, int type, int le)
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{
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switch (type) {
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case TIFF_BYTE : return bytestream2_get_byte(gb);
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case TIFF_SHORT: return tget_short(gb, le);
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case TIFF_LONG : return tget_long(gb, le);
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default : return UINT_MAX;
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case TIFF_BYTE:
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return bytestream2_get_byte(gb);
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case TIFF_SHORT:
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return tget_short(gb, le);
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case TIFF_LONG:
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return tget_long(gb, le);
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default:
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return UINT_MAX;
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}
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}
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@ -356,11 +361,11 @@ static int tiff_uncompress(uint8_t *dst, unsigned long *len, const uint8_t *src,
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z_stream zstream = { 0 };
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int zret;
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zstream.next_in = (uint8_t *)src;
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zstream.avail_in = size;
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zstream.next_out = dst;
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zstream.next_in = (uint8_t *)src;
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zstream.avail_in = size;
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zstream.next_out = dst;
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zstream.avail_out = *len;
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zret = inflateInit(&zstream);
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zret = inflateInit(&zstream);
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if (zret != Z_OK) {
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av_log(NULL, AV_LOG_ERROR, "Inflate init error: %d\n", zret);
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return zret;
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@ -430,7 +435,7 @@ static int tiff_unpack_strip(TiffContext *s, uint8_t *dst, int stride,
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{
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int c, line, pixels, code, ret;
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const uint8_t *ssrc = src;
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int width = ((s->width * s->bpp) + 7) >> 3;
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int width = ((s->width * s->bpp) + 7) >> 3;
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if (s->planar)
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width /= s->bppcount;
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@ -444,7 +449,7 @@ static int tiff_unpack_strip(TiffContext *s, uint8_t *dst, int stride,
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unsigned long outlen;
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int ret;
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outlen = width * lines;
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zbuf = av_malloc(outlen);
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zbuf = av_malloc(outlen);
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if (!zbuf)
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return AVERROR(ENOMEM);
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if (s->fill_order) {
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@ -462,7 +467,7 @@ static int tiff_unpack_strip(TiffContext *s, uint8_t *dst, int stride,
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}
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src = zbuf;
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for (line = 0; line < lines; line++) {
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if(s->bpp < 8 && s->avctx->pix_fmt == AV_PIX_FMT_PAL8){
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if(s->bpp < 8 && s->avctx->pix_fmt == AV_PIX_FMT_PAL8) {
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horizontal_fill(s->bpp, dst, 1, src, 0, width, 0);
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}else{
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memcpy(dst, src, width);
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@ -488,8 +493,9 @@ static int tiff_unpack_strip(TiffContext *s, uint8_t *dst, int stride,
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return ret;
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}
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}
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if (s->compr == TIFF_CCITT_RLE || s->compr == TIFF_G3
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|| s->compr == TIFF_G4) {
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if (s->compr == TIFF_CCITT_RLE ||
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s->compr == TIFF_G3 ||
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s->compr == TIFF_G4) {
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int i, ret = 0;
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uint8_t *src2 = av_malloc((unsigned)size +
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FF_INPUT_BUFFER_PADDING_SIZE);
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@ -567,7 +573,7 @@ static int tiff_unpack_strip(TiffContext *s, uint8_t *dst, int stride,
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}
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horizontal_fill(s->bpp * (s->avctx->pix_fmt == AV_PIX_FMT_PAL8),
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dst, 1, src, 0, code, pixels);
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src += code;
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src += code;
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pixels += code;
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} else if (code != -128) { // -127..-1
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code = (-code) + 1;
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|
@ -706,11 +712,10 @@ static int tiff_decode_tag(TiffContext *s, AVFrame *frame)
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bytestream2_seek(&s->gb, off, SEEK_SET);
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}
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} else {
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if (count <= 4 && type_sizes[type] * count <= 4) {
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if (count <= 4 && type_sizes[type] * count <= 4)
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bytestream2_seek(&s->gb, -4, SEEK_CUR);
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} else {
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else
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bytestream2_seek(&s->gb, off, SEEK_SET);
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}
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}
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switch (tag) {
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@ -765,7 +770,7 @@ static int tiff_decode_tag(TiffContext *s, AVFrame *frame)
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s->bppcount = value;
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break;
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case TIFF_COMPR:
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s->compr = value;
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s->compr = value;
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s->predictor = 0;
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switch (s->compr) {
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case TIFF_RAW:
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@ -808,8 +813,8 @@ static int tiff_decode_tag(TiffContext *s, AVFrame *frame)
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break;
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case TIFF_STRIP_OFFS:
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if (count == 1) {
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s->strippos = 0;
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s->stripoff = value;
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s->strippos = 0;
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s->stripoff = value;
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} else
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s->strippos = off;
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s->strips = count;
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@ -825,8 +830,8 @@ static int tiff_decode_tag(TiffContext *s, AVFrame *frame)
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case TIFF_STRIP_SIZE:
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if (count == 1) {
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s->stripsizesoff = 0;
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s->stripsize = value;
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s->strips = 1;
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s->stripsize = value;
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s->strips = 1;
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} else {
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s->stripsizesoff = off;
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}
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@ -1046,8 +1051,7 @@ static int decode_frame(AVCodecContext *avctx,
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AVFrame *const p = data;
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unsigned off;
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int id, le, ret, plane, planes;
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int i, j, entries;
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int stride;
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int i, j, entries, stride;
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unsigned soff, ssize;
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uint8_t *dst;
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GetByteContext stripsizes;
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@ -1055,10 +1059,10 @@ static int decode_frame(AVCodecContext *avctx,
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bytestream2_init(&s->gb, avpkt->data, avpkt->size);
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//parse image header
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// parse image header
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if (avpkt->size < 8)
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return AVERROR_INVALIDDATA;
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id = bytestream2_get_le16u(&s->gb);
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id = bytestream2_get_le16u(&s->gb);
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if (id == 0x4949)
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le = 1;
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else if (id == 0x4D4D)
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@ -1067,11 +1071,11 @@ static int decode_frame(AVCodecContext *avctx,
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av_log(avctx, AV_LOG_ERROR, "TIFF header not found\n");
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return AVERROR_INVALIDDATA;
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}
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s->le = le;
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s->le = le;
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// TIFF_BPP is not a required tag and defaults to 1
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s->bppcount = s->bpp = 1;
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s->invert = 0;
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s->compr = TIFF_RAW;
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s->bppcount = s->bpp = 1;
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s->invert = 0;
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s->compr = TIFF_RAW;
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s->fill_order = 0;
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free_geotags(s);
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@ -1148,7 +1152,7 @@ static int decode_frame(AVCodecContext *avctx,
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planes = s->planar ? s->bppcount : 1;
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for (plane = 0; plane < planes; plane++) {
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stride = p->linesize[plane];
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dst = p->data[plane];
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dst = p->data[plane];
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for (i = 0; i < s->height; i += s->rps) {
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if (s->stripsizesoff)
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ssize = tget(&stripsizes, s->sstype, s->le);
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@ -1170,8 +1174,8 @@ static int decode_frame(AVCodecContext *avctx,
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dst += s->rps * stride;
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}
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if (s->predictor == 2) {
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dst = p->data[plane];
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soff = s->bpp >> 3;
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dst = p->data[plane];
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soff = s->bpp >> 3;
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ssize = s->width * soff;
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if (s->avctx->pix_fmt == AV_PIX_FMT_RGB48LE ||
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s->avctx->pix_fmt == AV_PIX_FMT_RGBA64LE) {
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|
@ -1222,9 +1226,9 @@ static av_cold int tiff_init(AVCodecContext *avctx)
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{
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TiffContext *s = avctx->priv_data;
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s->width = 0;
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s->width = 0;
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s->height = 0;
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s->avctx = avctx;
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s->avctx = avctx;
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ff_lzw_decode_open(&s->lzw);
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ff_ccitt_unpack_init();
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@ -1244,6 +1248,7 @@ static av_cold int tiff_end(AVCodecContext *avctx)
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AVCodec ff_tiff_decoder = {
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.name = "tiff",
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.long_name = NULL_IF_CONFIG_SMALL("TIFF image"),
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.type = AVMEDIA_TYPE_VIDEO,
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.id = AV_CODEC_ID_TIFF,
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.priv_data_size = sizeof(TiffContext),
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@ -1251,5 +1256,4 @@ AVCodec ff_tiff_decoder = {
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.close = tiff_end,
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.decode = decode_frame,
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.capabilities = CODEC_CAP_DR1,
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.long_name = NULL_IF_CONFIG_SMALL("TIFF image"),
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};
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|
|
|
@ -33,58 +33,58 @@
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#include <stdint.h>
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/** abridged list of TIFF tags */
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enum TiffTags{
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TIFF_SUBFILE = 0xfe,
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TIFF_WIDTH = 0x100,
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enum TiffTags {
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TIFF_SUBFILE = 0xfe,
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TIFF_WIDTH = 0x100,
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TIFF_HEIGHT,
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TIFF_BPP,
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TIFF_COMPR,
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TIFF_INVERT = 0x106,
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TIFF_FILL_ORDER = 0x10A,
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TIFF_DOCUMENT_NAME = 0x10D,
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TIFF_IMAGE_DESCRIPTION = 0x10E,
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TIFF_MAKE = 0x10F,
|
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TIFF_MODEL = 0x110,
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TIFF_STRIP_OFFS = 0x111,
|
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TIFF_SAMPLES_PER_PIXEL = 0x115,
|
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TIFF_ROWSPERSTRIP = 0x116,
|
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TIFF_INVERT = 0x106,
|
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TIFF_FILL_ORDER = 0x10A,
|
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TIFF_DOCUMENT_NAME = 0x10D,
|
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TIFF_IMAGE_DESCRIPTION = 0x10E,
|
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TIFF_MAKE = 0x10F,
|
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TIFF_MODEL = 0x110,
|
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TIFF_STRIP_OFFS = 0x111,
|
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TIFF_SAMPLES_PER_PIXEL = 0x115,
|
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TIFF_ROWSPERSTRIP = 0x116,
|
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TIFF_STRIP_SIZE,
|
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TIFF_XRES = 0x11A,
|
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TIFF_YRES = 0x11B,
|
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TIFF_PLANAR = 0x11C,
|
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TIFF_PAGE_NAME = 0x11D,
|
||||
TIFF_XPOS = 0x11E,
|
||||
TIFF_YPOS = 0x11F,
|
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TIFF_T4OPTIONS = 0x124,
|
||||
TIFF_XRES = 0x11A,
|
||||
TIFF_YRES = 0x11B,
|
||||
TIFF_PLANAR = 0x11C,
|
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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,
|
||||
|
|
|
@ -25,22 +25,22 @@
|
|||
* @author Bartlomiej Wolowiec
|
||||
*/
|
||||
|
||||
#include "libavutil/imgutils.h"
|
||||
#include "libavutil/log.h"
|
||||
#include "libavutil/opt.h"
|
||||
#include "libavutil/pixdesc.h"
|
||||
|
||||
#include "avcodec.h"
|
||||
#include "config.h"
|
||||
#if CONFIG_ZLIB
|
||||
#include <zlib.h>
|
||||
#endif
|
||||
|
||||
#include "libavutil/imgutils.h"
|
||||
#include "libavutil/log.h"
|
||||
#include "libavutil/opt.h"
|
||||
#include "libavutil/pixdesc.h"
|
||||
#include "avcodec.h"
|
||||
#include "bytestream.h"
|
||||
#include "internal.h"
|
||||
#include "tiff.h"
|
||||
#include "rle.h"
|
||||
#include "lzw.h"
|
||||
#include "put_bits.h"
|
||||
#include "rle.h"
|
||||
#include "tiff.h"
|
||||
|
||||
#define TIFF_MAX_ENTRY 32
|
||||
|
||||
|
@ -50,35 +50,34 @@ static const uint8_t type_sizes2[14] = {
|
|||
};
|
||||
|
||||
typedef struct TiffEncoderContext {
|
||||
AVClass *class; ///< for private options
|
||||
AVClass *class; ///< for private options
|
||||
AVCodecContext *avctx;
|
||||
AVFrame picture;
|
||||
|
||||
int width; ///< picture width
|
||||
int height; ///< picture height
|
||||
unsigned int bpp; ///< bits per pixel
|
||||
int compr; ///< compression level
|
||||
int bpp_tab_size; ///< bpp_tab size
|
||||
int photometric_interpretation; ///< photometric interpretation
|
||||
int strips; ///< number of strips
|
||||
int width; ///< picture width
|
||||
int height; ///< picture height
|
||||
unsigned int bpp; ///< bits per pixel
|
||||
int compr; ///< compression level
|
||||
int bpp_tab_size; ///< bpp_tab size
|
||||
int photometric_interpretation; ///< photometric interpretation
|
||||
int strips; ///< number of strips
|
||||
uint32_t *strip_sizes;
|
||||
unsigned int strip_sizes_size;
|
||||
uint32_t *strip_offsets;
|
||||
unsigned int strip_offsets_size;
|
||||
uint8_t *yuv_line;
|
||||
unsigned int yuv_line_size;
|
||||
int rps; ///< row per strip
|
||||
uint8_t entries[TIFF_MAX_ENTRY*12]; ///< entires in header
|
||||
int num_entries; ///< number of entires
|
||||
uint8_t **buf; ///< actual position in buffer
|
||||
uint8_t *buf_start; ///< pointer to first byte in buffer
|
||||
int buf_size; ///< buffer size
|
||||
uint16_t subsampling[2]; ///< YUV subsampling factors
|
||||
struct LZWEncodeState *lzws; ///< LZW Encode state
|
||||
uint32_t dpi; ///< image resolution in DPI
|
||||
int rps; ///< row per strip
|
||||
uint8_t entries[TIFF_MAX_ENTRY * 12]; ///< entries in header
|
||||
int num_entries; ///< number of entries
|
||||
uint8_t **buf; ///< actual position in buffer
|
||||
uint8_t *buf_start; ///< pointer to first byte in buffer
|
||||
int buf_size; ///< buffer size
|
||||
uint16_t subsampling[2]; ///< YUV subsampling factors
|
||||
struct LZWEncodeState *lzws; ///< LZW encode state
|
||||
uint32_t dpi; ///< image resolution in DPI
|
||||
} TiffEncoderContext;
|
||||
|
||||
|
||||
/**
|
||||
* Check free space in buffer.
|
||||
*
|
||||
|
@ -86,7 +85,7 @@ typedef struct TiffEncoderContext {
|
|||
* @param need Needed bytes
|
||||
* @return 0 - ok, 1 - no free space
|
||||
*/
|
||||
static inline int check_size(TiffEncoderContext * s, uint64_t need)
|
||||
static inline int check_size(TiffEncoderContext *s, uint64_t need)
|
||||
{
|
||||
if (s->buf_size < *s->buf - s->buf_start + need) {
|
||||
*s->buf = s->buf_start + s->buf_size + 1;
|
||||
|
@ -105,12 +104,12 @@ static inline int check_size(TiffEncoderContext * s, uint64_t need)
|
|||
* @param type type of values
|
||||
* @param flip = 0 - normal copy, >0 - flip
|
||||
*/
|
||||
static void tnput(uint8_t ** p, int n, const uint8_t * val, enum TiffTypes type,
|
||||
static void tnput(uint8_t **p, int n, const uint8_t *val, enum TiffTypes type,
|
||||
int flip)
|
||||
{
|
||||
int i;
|
||||
#if HAVE_BIGENDIAN
|
||||
flip ^= ((int[]) {0, 0, 0, 1, 3, 3})[type];
|
||||
flip ^= ((int[]) { 0, 0, 0, 1, 3, 3 })[type];
|
||||
#endif
|
||||
for (i = 0; i < n * type_sizes2[type]; i++)
|
||||
*(*p)++ = val[i ^ flip];
|
||||
|
@ -125,9 +124,8 @@ static void tnput(uint8_t ** p, int n, const uint8_t * val, enum TiffTypes type,
|
|||
* @param count the number of values
|
||||
* @param ptr_val pointer to values
|
||||
*/
|
||||
static void add_entry(TiffEncoderContext * s,
|
||||
enum TiffTags tag, enum TiffTypes type, int count,
|
||||
const void *ptr_val)
|
||||
static void add_entry(TiffEncoderContext *s, enum TiffTags tag,
|
||||
enum TiffTypes type, int count, const void *ptr_val)
|
||||
{
|
||||
uint8_t *entries_ptr = s->entries + 12 * s->num_entries;
|
||||
|
||||
|
@ -148,10 +146,11 @@ static void add_entry(TiffEncoderContext * s,
|
|||
s->num_entries++;
|
||||
}
|
||||
|
||||
static void add_entry1(TiffEncoderContext * s,
|
||||
enum TiffTags tag, enum TiffTypes type, int val){
|
||||
uint16_t w = val;
|
||||
uint32_t dw= val;
|
||||
static void add_entry1(TiffEncoderContext *s,
|
||||
enum TiffTags tag, enum TiffTypes type, int val)
|
||||
{
|
||||
uint16_t w = val;
|
||||
uint32_t dw = val;
|
||||
add_entry(s, tag, type, 1, type == TIFF_SHORT ? (void *)&w : (void *)&dw);
|
||||
}
|
||||
|
||||
|
@ -165,22 +164,21 @@ static void add_entry1(TiffEncoderContext * s,
|
|||
* @param compr compression method
|
||||
* @return number of output bytes. If an output error is encountered, -1 is returned
|
||||
*/
|
||||
static int encode_strip(TiffEncoderContext * s, const int8_t * src,
|
||||
uint8_t * dst, int n, int compr)
|
||||
static int encode_strip(TiffEncoderContext *s, const int8_t *src,
|
||||
uint8_t *dst, int n, int compr)
|
||||
{
|
||||
|
||||
switch (compr) {
|
||||
#if CONFIG_ZLIB
|
||||
case TIFF_DEFLATE:
|
||||
case TIFF_ADOBE_DEFLATE:
|
||||
{
|
||||
unsigned long zlen = s->buf_size - (*s->buf - s->buf_start);
|
||||
if (compress(dst, &zlen, src, n) != Z_OK) {
|
||||
av_log(s->avctx, AV_LOG_ERROR, "Compressing failed\n");
|
||||
return -1;
|
||||
}
|
||||
return zlen;
|
||||
{
|
||||
unsigned long zlen = s->buf_size - (*s->buf - s->buf_start);
|
||||
if (compress(dst, &zlen, src, n) != Z_OK) {
|
||||
av_log(s->avctx, AV_LOG_ERROR, "Compressing failed\n");
|
||||
return -1;
|
||||
}
|
||||
return zlen;
|
||||
}
|
||||
#endif
|
||||
case TIFF_RAW:
|
||||
if (check_size(s, n))
|
||||
|
@ -188,7 +186,8 @@ static int encode_strip(TiffEncoderContext * s, const int8_t * src,
|
|||
memcpy(dst, src, n);
|
||||
return n;
|
||||
case TIFF_PACKBITS:
|
||||
return ff_rle_encode(dst, s->buf_size - (*s->buf - s->buf_start), src, 1, n, 2, 0xff, -1, 0);
|
||||
return ff_rle_encode(dst, s->buf_size - (*s->buf - s->buf_start),
|
||||
src, 1, n, 2, 0xff, -1, 0);
|
||||
case TIFF_LZW:
|
||||
return ff_lzw_encode(s->lzws, src, n);
|
||||
default:
|
||||
|
@ -196,15 +195,15 @@ static int encode_strip(TiffEncoderContext * s, const int8_t * src,
|
|||
}
|
||||
}
|
||||
|
||||
static void pack_yuv(TiffEncoderContext * s, uint8_t * dst, int lnum)
|
||||
static void pack_yuv(TiffEncoderContext *s, uint8_t *dst, int lnum)
|
||||
{
|
||||
AVFrame *p = &s->picture;
|
||||
int i, j, k;
|
||||
int w = (s->width - 1) / s->subsampling[0] + 1;
|
||||
int w = (s->width - 1) / s->subsampling[0] + 1;
|
||||
uint8_t *pu = &p->data[1][lnum / s->subsampling[1] * p->linesize[1]];
|
||||
uint8_t *pv = &p->data[2][lnum / s->subsampling[1] * p->linesize[2]];
|
||||
if(s->width % s->subsampling[0] || s->height % s->subsampling[1]){
|
||||
for (i = 0; i < w; i++){
|
||||
if (s->width % s->subsampling[0] || s->height % s->subsampling[1]) {
|
||||
for (i = 0; i < w; i++) {
|
||||
for (j = 0; j < s->subsampling[1]; j++)
|
||||
for (k = 0; k < s->subsampling[0]; k++)
|
||||
*dst++ = p->data[0][FFMIN(lnum + j, s->height-1) * p->linesize[0] +
|
||||
|
@ -213,7 +212,7 @@ static void pack_yuv(TiffEncoderContext * s, uint8_t * dst, int lnum)
|
|||
*dst++ = *pv++;
|
||||
}
|
||||
}else{
|
||||
for (i = 0; i < w; i++){
|
||||
for (i = 0; i < w; i++) {
|
||||
for (j = 0; j < s->subsampling[1]; j++)
|
||||
for (k = 0; k < s->subsampling[0]; k++)
|
||||
*dst++ = p->data[0][(lnum + j) * p->linesize[0] +
|
||||
|
@ -228,7 +227,7 @@ static av_cold int encode_init(AVCodecContext *avctx)
|
|||
{
|
||||
TiffEncoderContext *s = avctx->priv_data;
|
||||
|
||||
avctx->coded_frame= &s->picture;
|
||||
avctx->coded_frame = &s->picture;
|
||||
avctx->coded_frame->pict_type = AV_PICTURE_TYPE_I;
|
||||
avctx->coded_frame->key_frame = 1;
|
||||
s->avctx = avctx;
|
||||
|
@ -236,7 +235,7 @@ static av_cold int encode_init(AVCodecContext *avctx)
|
|||
return 0;
|
||||
}
|
||||
|
||||
static int encode_frame(AVCodecContext * avctx, AVPacket *pkt,
|
||||
static int encode_frame(AVCodecContext *avctx, AVPacket *pkt,
|
||||
const AVFrame *pict, int *got_packet)
|
||||
{
|
||||
const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(avctx->pix_fmt);
|
||||
|
@ -247,7 +246,7 @@ static int encode_frame(AVCodecContext * avctx, AVPacket *pkt,
|
|||
uint8_t *offset;
|
||||
uint32_t strips;
|
||||
int bytes_per_row;
|
||||
uint32_t res[2] = { s->dpi, 1 }; // image resolution (72/1)
|
||||
uint32_t res[2] = { s->dpi, 1 }; // image resolution (72/1)
|
||||
uint16_t bpp_tab[4];
|
||||
int ret = -1;
|
||||
int is_yuv = 0, alpha = 0;
|
||||
|
@ -255,13 +254,13 @@ static int encode_frame(AVCodecContext * avctx, AVPacket *pkt,
|
|||
|
||||
*p = *pict;
|
||||
|
||||
s->width = avctx->width;
|
||||
s->height = avctx->height;
|
||||
s->width = avctx->width;
|
||||
s->height = avctx->height;
|
||||
s->subsampling[0] = 1;
|
||||
s->subsampling[1] = 1;
|
||||
|
||||
avctx->bits_per_coded_sample =
|
||||
s->bpp = av_get_bits_per_pixel(desc);
|
||||
s->bpp = av_get_bits_per_pixel(desc);
|
||||
s->bpp_tab_size = desc->nb_components;
|
||||
|
||||
switch (avctx->pix_fmt) {
|
||||
|
@ -292,11 +291,11 @@ static int encode_frame(AVCodecContext * avctx, AVPacket *pkt,
|
|||
case AV_PIX_FMT_YUV444P:
|
||||
case AV_PIX_FMT_YUV410P:
|
||||
case AV_PIX_FMT_YUV411P:
|
||||
av_pix_fmt_get_chroma_sub_sample(avctx->pix_fmt, &shift_h, &shift_v);
|
||||
s->photometric_interpretation = 6;
|
||||
avcodec_get_chroma_sub_sample(avctx->pix_fmt, &shift_h, &shift_v);
|
||||
s->subsampling[0] = 1 << shift_h;
|
||||
s->subsampling[1] = 1 << shift_v;
|
||||
is_yuv = 1;
|
||||
s->subsampling[0] = 1 << shift_h;
|
||||
s->subsampling[1] = 1 << shift_v;
|
||||
is_yuv = 1;
|
||||
break;
|
||||
default:
|
||||
av_log(s->avctx, AV_LOG_ERROR,
|
||||
|
@ -307,17 +306,22 @@ static int encode_frame(AVCodecContext * avctx, AVPacket *pkt,
|
|||
for (i = 0; i < s->bpp_tab_size; i++)
|
||||
bpp_tab[i] = desc->comp[i].depth_minus1 + 1;
|
||||
|
||||
if (s->compr == TIFF_DEFLATE || s->compr == TIFF_ADOBE_DEFLATE || s->compr == TIFF_LZW)
|
||||
//best choose for DEFLATE
|
||||
if (s->compr == TIFF_DEFLATE ||
|
||||
s->compr == TIFF_ADOBE_DEFLATE ||
|
||||
s->compr == TIFF_LZW)
|
||||
// best choice for DEFLATE
|
||||
s->rps = s->height;
|
||||
else
|
||||
s->rps = FFMAX(8192 / (((s->width * s->bpp) >> 3) + 1), 1); // suggest size of strip
|
||||
s->rps = ((s->rps - 1) / s->subsampling[1] + 1) * s->subsampling[1]; // round rps up
|
||||
// suggest size of strip
|
||||
s->rps = FFMAX(8192 / (((s->width * s->bpp) >> 3) + 1), 1);
|
||||
// round rps up
|
||||
s->rps = ((s->rps - 1) / s->subsampling[1] + 1) * s->subsampling[1];
|
||||
|
||||
strips = (s->height - 1) / s->rps + 1;
|
||||
|
||||
if ((ret = ff_alloc_packet2(avctx, pkt, avctx->width * avctx->height * s->bpp * 2 +
|
||||
avctx->height * 4 + FF_MIN_BUFFER_SIZE)) < 0)
|
||||
if ((ret = ff_alloc_packet2(avctx, pkt,
|
||||
avctx->width * avctx->height * s->bpp * 2 +
|
||||
avctx->height * 4 + FF_MIN_BUFFER_SIZE)) < 0)
|
||||
return ret;
|
||||
ptr = pkt->data;
|
||||
s->buf_start = pkt->data;
|
||||
|
@ -334,7 +338,7 @@ static int encode_frame(AVCodecContext * avctx, AVPacket *pkt,
|
|||
offset = ptr;
|
||||
bytestream_put_le32(&ptr, 0);
|
||||
|
||||
av_fast_padded_mallocz(&s->strip_sizes, &s->strip_sizes_size, sizeof(s->strip_sizes[0]) * strips);
|
||||
av_fast_padded_mallocz(&s->strip_sizes , &s->strip_sizes_size , sizeof(s->strip_sizes [0]) * strips);
|
||||
av_fast_padded_mallocz(&s->strip_offsets, &s->strip_offsets_size, sizeof(s->strip_offsets[0]) * strips);
|
||||
|
||||
if (!s->strip_sizes || !s->strip_offsets) {
|
||||
|
@ -342,11 +346,11 @@ static int encode_frame(AVCodecContext * avctx, AVPacket *pkt,
|
|||
goto fail;
|
||||
}
|
||||
|
||||
bytes_per_row = (((s->width - 1)/s->subsampling[0] + 1) * s->bpp
|
||||
* s->subsampling[0] * s->subsampling[1] + 7) >> 3;
|
||||
if (is_yuv){
|
||||
bytes_per_row = (((s->width - 1) / s->subsampling[0] + 1) * s->bpp *
|
||||
s->subsampling[0] * s->subsampling[1] + 7) >> 3;
|
||||
if (is_yuv) {
|
||||
av_fast_padded_malloc(&s->yuv_line, &s->yuv_line_size, bytes_per_row);
|
||||
if (s->yuv_line == NULL){
|
||||
if (s->yuv_line == NULL) {
|
||||
av_log(s->avctx, AV_LOG_ERROR, "Not enough memory\n");
|
||||
ret = AVERROR(ENOMEM);
|
||||
goto fail;
|
||||
|
@ -366,14 +370,13 @@ static int encode_frame(AVCodecContext * avctx, AVPacket *pkt,
|
|||
goto fail;
|
||||
}
|
||||
s->strip_offsets[0] = ptr - pkt->data;
|
||||
zn = 0;
|
||||
zn = 0;
|
||||
for (j = 0; j < s->rps; j++) {
|
||||
if (is_yuv){
|
||||
if (is_yuv) {
|
||||
pack_yuv(s, s->yuv_line, j);
|
||||
memcpy(zbuf + zn, s->yuv_line, bytes_per_row);
|
||||
j += s->subsampling[1] - 1;
|
||||
}
|
||||
else
|
||||
} else
|
||||
memcpy(zbuf + j * bytes_per_row,
|
||||
p->data[0] + j * p->linesize[0], bytes_per_row);
|
||||
zn += bytes_per_row;
|
||||
|
@ -384,97 +387,99 @@ static int encode_frame(AVCodecContext * avctx, AVPacket *pkt,
|
|||
av_log(s->avctx, AV_LOG_ERROR, "Encode strip failed\n");
|
||||
goto fail;
|
||||
}
|
||||
ptr += ret;
|
||||
ptr += ret;
|
||||
s->strip_sizes[0] = ptr - pkt->data - s->strip_offsets[0];
|
||||
} else
|
||||
#endif
|
||||
{
|
||||
if (s->compr == TIFF_LZW) {
|
||||
s->lzws = av_malloc(ff_lzw_encode_state_size);
|
||||
if (!s->lzws) {
|
||||
ret = AVERROR(ENOMEM);
|
||||
goto fail;
|
||||
}
|
||||
if (s->compr == TIFF_LZW) {
|
||||
s->lzws = av_malloc(ff_lzw_encode_state_size);
|
||||
if (!s->lzws) {
|
||||
ret = AVERROR(ENOMEM);
|
||||
goto fail;
|
||||
}
|
||||
for (i = 0; i < s->height; i++) {
|
||||
if (s->strip_sizes[i / s->rps] == 0) {
|
||||
if(s->compr == TIFF_LZW){
|
||||
ff_lzw_encode_init(s->lzws, ptr, s->buf_size - (*s->buf - s->buf_start),
|
||||
12, FF_LZW_TIFF, put_bits);
|
||||
}
|
||||
s->strip_offsets[i / s->rps] = ptr - pkt->data;
|
||||
}
|
||||
if (is_yuv){
|
||||
pack_yuv(s, s->yuv_line, i);
|
||||
ret = encode_strip(s, s->yuv_line, ptr, bytes_per_row, s->compr);
|
||||
i += s->subsampling[1] - 1;
|
||||
}
|
||||
else
|
||||
ret = encode_strip(s, p->data[0] + i * p->linesize[0],
|
||||
ptr, bytes_per_row, s->compr);
|
||||
if (ret < 0) {
|
||||
av_log(s->avctx, AV_LOG_ERROR, "Encode strip failed\n");
|
||||
goto fail;
|
||||
}
|
||||
s->strip_sizes[i / s->rps] += ret;
|
||||
ptr += ret;
|
||||
if(s->compr == TIFF_LZW && (i==s->height-1 || i%s->rps == s->rps-1)){
|
||||
ret = ff_lzw_encode_flush(s->lzws, flush_put_bits);
|
||||
s->strip_sizes[(i / s->rps )] += ret ;
|
||||
ptr += ret;
|
||||
}
|
||||
for (i = 0; i < s->height; i++) {
|
||||
if (s->strip_sizes[i / s->rps] == 0) {
|
||||
if (s->compr == TIFF_LZW) {
|
||||
ff_lzw_encode_init(s->lzws, ptr,
|
||||
s->buf_size - (*s->buf - s->buf_start),
|
||||
12, FF_LZW_TIFF, put_bits);
|
||||
}
|
||||
s->strip_offsets[i / s->rps] = ptr - pkt->data;
|
||||
}
|
||||
if(s->compr == TIFF_LZW)
|
||||
av_free(s->lzws);
|
||||
if (is_yuv) {
|
||||
pack_yuv(s, s->yuv_line, i);
|
||||
ret = encode_strip(s, s->yuv_line, ptr, bytes_per_row, s->compr);
|
||||
i += s->subsampling[1] - 1;
|
||||
} else
|
||||
ret = encode_strip(s, p->data[0] + i * p->linesize[0],
|
||||
ptr, bytes_per_row, s->compr);
|
||||
if (ret < 0) {
|
||||
av_log(s->avctx, AV_LOG_ERROR, "Encode strip failed\n");
|
||||
goto fail;
|
||||
}
|
||||
s->strip_sizes[i / s->rps] += ret;
|
||||
ptr += ret;
|
||||
if (s->compr == TIFF_LZW &&
|
||||
(i == s->height - 1 || i % s->rps == s->rps - 1)) {
|
||||
ret = ff_lzw_encode_flush(s->lzws, flush_put_bits);
|
||||
s->strip_sizes[(i / s->rps)] += ret;
|
||||
ptr += ret;
|
||||
}
|
||||
}
|
||||
if (s->compr == TIFF_LZW)
|
||||
av_free(s->lzws);
|
||||
}
|
||||
|
||||
s->num_entries = 0;
|
||||
|
||||
add_entry1(s,TIFF_SUBFILE, TIFF_LONG, 0);
|
||||
add_entry1(s,TIFF_WIDTH, TIFF_LONG, s->width);
|
||||
add_entry1(s,TIFF_HEIGHT, TIFF_LONG, s->height);
|
||||
add_entry1(s, TIFF_SUBFILE, TIFF_LONG, 0);
|
||||
add_entry1(s, TIFF_WIDTH, TIFF_LONG, s->width);
|
||||
add_entry1(s, TIFF_HEIGHT, TIFF_LONG, s->height);
|
||||
|
||||
if (s->bpp_tab_size)
|
||||
add_entry(s, TIFF_BPP, TIFF_SHORT, s->bpp_tab_size, bpp_tab);
|
||||
add_entry(s, TIFF_BPP, TIFF_SHORT, s->bpp_tab_size, bpp_tab);
|
||||
|
||||
add_entry1(s,TIFF_COMPR, TIFF_SHORT, s->compr);
|
||||
add_entry1(s,TIFF_INVERT, TIFF_SHORT, s->photometric_interpretation);
|
||||
add_entry(s, TIFF_STRIP_OFFS, TIFF_LONG, strips, s->strip_offsets);
|
||||
add_entry1(s, TIFF_COMPR, TIFF_SHORT, s->compr);
|
||||
add_entry1(s, TIFF_INVERT, TIFF_SHORT, s->photometric_interpretation);
|
||||
add_entry(s, TIFF_STRIP_OFFS, TIFF_LONG, strips, s->strip_offsets);
|
||||
|
||||
if (s->bpp_tab_size)
|
||||
add_entry1(s,TIFF_SAMPLES_PER_PIXEL, TIFF_SHORT, s->bpp_tab_size);
|
||||
add_entry1(s, TIFF_SAMPLES_PER_PIXEL, TIFF_SHORT, s->bpp_tab_size);
|
||||
|
||||
add_entry1(s,TIFF_ROWSPERSTRIP, TIFF_LONG, s->rps);
|
||||
add_entry(s, TIFF_STRIP_SIZE, TIFF_LONG, strips, s->strip_sizes);
|
||||
add_entry(s, TIFF_XRES, TIFF_RATIONAL, 1, res);
|
||||
add_entry(s, TIFF_YRES, TIFF_RATIONAL, 1, res);
|
||||
add_entry1(s,TIFF_RES_UNIT, TIFF_SHORT, 2);
|
||||
add_entry1(s, TIFF_ROWSPERSTRIP, TIFF_LONG, s->rps);
|
||||
add_entry(s, TIFF_STRIP_SIZE, TIFF_LONG, strips, s->strip_sizes);
|
||||
add_entry(s, TIFF_XRES, TIFF_RATIONAL, 1, res);
|
||||
add_entry(s, TIFF_YRES, TIFF_RATIONAL, 1, res);
|
||||
add_entry1(s, TIFF_RES_UNIT, TIFF_SHORT, 2);
|
||||
|
||||
if(!(avctx->flags & CODEC_FLAG_BITEXACT))
|
||||
add_entry(s, TIFF_SOFTWARE_NAME, TIFF_STRING,
|
||||
strlen(LIBAVCODEC_IDENT) + 1, LIBAVCODEC_IDENT);
|
||||
if (!(avctx->flags & CODEC_FLAG_BITEXACT))
|
||||
add_entry(s, TIFF_SOFTWARE_NAME, TIFF_STRING,
|
||||
strlen(LIBAVCODEC_IDENT) + 1, LIBAVCODEC_IDENT);
|
||||
|
||||
if (avctx->pix_fmt == AV_PIX_FMT_PAL8) {
|
||||
uint16_t pal[256 * 3];
|
||||
for (i = 0; i < 256; i++) {
|
||||
uint32_t rgb = *(uint32_t *) (p->data[1] + i * 4);
|
||||
pal[i] = ((rgb >> 16) & 0xff) * 257;
|
||||
pal[i + 256] = ((rgb >> 8 ) & 0xff) * 257;
|
||||
pal[i + 512] = ( rgb & 0xff) * 257;
|
||||
pal[i + 256] = ((rgb >> 8) & 0xff) * 257;
|
||||
pal[i + 512] = (rgb & 0xff) * 257;
|
||||
}
|
||||
add_entry(s, TIFF_PAL, TIFF_SHORT, 256 * 3, pal);
|
||||
}
|
||||
if (alpha)
|
||||
add_entry1(s,TIFF_EXTRASAMPLES, TIFF_SHORT, 2);
|
||||
if (is_yuv){
|
||||
if (is_yuv) {
|
||||
/** according to CCIR Recommendation 601.1 */
|
||||
uint32_t refbw[12] = {15, 1, 235, 1, 128, 1, 240, 1, 128, 1, 240, 1};
|
||||
uint32_t refbw[12] = { 15, 1, 235, 1, 128, 1, 240, 1, 128, 1, 240, 1 };
|
||||
add_entry(s, TIFF_YCBCR_SUBSAMPLING, TIFF_SHORT, 2, s->subsampling);
|
||||
if (avctx->chroma_sample_location == AVCHROMA_LOC_TOPLEFT)
|
||||
add_entry1(s, TIFF_YCBCR_POSITIONING, TIFF_SHORT, 2);
|
||||
add_entry(s, TIFF_REFERENCE_BW, TIFF_RATIONAL, 6, refbw);
|
||||
}
|
||||
bytestream_put_le32(&offset, ptr - pkt->data); // write offset to dir
|
||||
// write offset to dir
|
||||
bytestream_put_le32(&offset, ptr - pkt->data);
|
||||
|
||||
if (check_size(s, 6 + s->num_entries * 12)) {
|
||||
ret = AVERROR(EINVAL);
|
||||
|
@ -507,12 +512,12 @@ static av_cold int encode_close(AVCodecContext *avctx)
|
|||
#define VE AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM
|
||||
static const AVOption options[] = {
|
||||
{"dpi", "set the image resolution (in dpi)", OFFSET(dpi), AV_OPT_TYPE_INT, {.i64 = 72}, 1, 0x10000, AV_OPT_FLAG_VIDEO_PARAM|AV_OPT_FLAG_ENCODING_PARAM},
|
||||
{ "compression_algo", NULL, OFFSET(compr), AV_OPT_TYPE_INT, {.i64 = TIFF_PACKBITS}, TIFF_RAW, TIFF_DEFLATE, VE, "compression_algo" },
|
||||
{ "packbits", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = TIFF_PACKBITS}, 0, 0, VE, "compression_algo" },
|
||||
{ "raw", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = TIFF_RAW}, 0, 0, VE, "compression_algo" },
|
||||
{ "lzw", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = TIFF_LZW}, 0, 0, VE, "compression_algo" },
|
||||
{ "compression_algo", NULL, OFFSET(compr), AV_OPT_TYPE_INT, { .i64 = TIFF_PACKBITS }, TIFF_RAW, TIFF_DEFLATE, VE, "compression_algo" },
|
||||
{ "packbits", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = TIFF_PACKBITS }, 0, 0, VE, "compression_algo" },
|
||||
{ "raw", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = TIFF_RAW }, 0, 0, VE, "compression_algo" },
|
||||
{ "lzw", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = TIFF_LZW }, 0, 0, VE, "compression_algo" },
|
||||
#if CONFIG_ZLIB
|
||||
{ "deflate", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = TIFF_DEFLATE}, 0, 0, VE, "compression_algo" },
|
||||
{ "deflate", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = TIFF_DEFLATE }, 0, 0, VE, "compression_algo" },
|
||||
#endif
|
||||
{ NULL },
|
||||
};
|
||||
|
@ -526,6 +531,7 @@ static const AVClass tiffenc_class = {
|
|||
|
||||
AVCodec ff_tiff_encoder = {
|
||||
.name = "tiff",
|
||||
.long_name = NULL_IF_CONFIG_SMALL("TIFF image"),
|
||||
.type = AVMEDIA_TYPE_VIDEO,
|
||||
.id = AV_CODEC_ID_TIFF,
|
||||
.priv_data_size = sizeof(TiffEncoderContext),
|
||||
|
@ -541,6 +547,5 @@ AVCodec ff_tiff_encoder = {
|
|||
AV_PIX_FMT_RGBA, AV_PIX_FMT_RGBA64LE,
|
||||
AV_PIX_FMT_NONE
|
||||
},
|
||||
.long_name = NULL_IF_CONFIG_SMALL("TIFF image"),
|
||||
.priv_class = &tiffenc_class,
|
||||
};
|
||||
|
|
Loading…
Reference in New Issue