diff --git a/libavformat/img2dec.c b/libavformat/img2dec.c
index b986d3a502..15fd67927f 100644
--- a/libavformat/img2dec.c
+++ b/libavformat/img2dec.c
@@ -36,7 +36,7 @@
#include "avio_internal.h"
#include "internal.h"
#include "img2.h"
-#include "jpegxl_probe.h"
+#include "libavcodec/jpegxl_parse.h"
#include "libavcodec/mjpeg.h"
#include "libavcodec/vbn.h"
#include "libavcodec/xwd.h"
@@ -850,7 +850,7 @@ static int jpegxl_probe(const AVProbeData *p)
if (AV_RL16(b) != FF_JPEGXL_CODESTREAM_SIGNATURE_LE)
return 0;
#if CONFIG_IMAGE_JPEGXL_PIPE_DEMUXER
- if (ff_jpegxl_verify_codestream_header(p->buf, p->buf_size, 1) >= 0)
+ if (ff_jpegxl_parse_codestream_header(p->buf, p->buf_size, NULL, 5) >= 0)
return AVPROBE_SCORE_MAX - 2;
#endif
return 0;
diff --git a/libavformat/jpegxl_anim_dec.c b/libavformat/jpegxl_anim_dec.c
index 956b56c1d8..7d0df3820c 100644
--- a/libavformat/jpegxl_anim_dec.c
+++ b/libavformat/jpegxl_anim_dec.c
@@ -28,96 +28,28 @@
#include <stdint.h>
#include <string.h>
-#include "libavcodec/bytestream.h"
-#define BITSTREAM_READER_LE
-#include "libavcodec/get_bits.h"
-
+#include "libavcodec/jpegxl.h"
+#include "libavcodec/jpegxl_parse.h"
#include "libavutil/intreadwrite.h"
#include "libavutil/opt.h"
#include "avformat.h"
#include "internal.h"
-#include "jpegxl_probe.h"
typedef struct JXLAnimDemuxContext {
AVBufferRef *initial;
} JXLAnimDemuxContext;
-/*
- * copies as much of the codestream into the buffer as possible
- * pass a shorter buflen to request less
- * returns the number of bytes consumed from input, may be greater than
input_len
- * if the input doesn't end on an ISOBMFF-box boundary
- */
-static int jpegxl_collect_codestream_header(const uint8_t *input_buffer, int
input_len,
- uint8_t *buffer, int buflen, int
*copied) {
- GetByteContext gb;
- *copied = 0;
- bytestream2_init(&gb, input_buffer, input_len);
-
- while (1) {
- uint64_t size;
- uint32_t tag;
- int head_size = 8;
-
- if (bytestream2_get_bytes_left(&gb) < 16)
- break;
-
- size = bytestream2_get_be32(&gb);
- if (size == 1) {
- size = bytestream2_get_be64(&gb);
- head_size = 16;
- }
- /* invalid ISOBMFF size */
- if (size && size <= head_size)
- return AVERROR_INVALIDDATA;
- if (size)
- size -= head_size;
-
- tag = bytestream2_get_le32(&gb);
- if (tag == MKTAG('j', 'x', 'l', 'p')) {
- if (bytestream2_get_bytes_left(&gb) < 4)
- break;
- bytestream2_skip(&gb, 4);
- if (size) {
- if (size <= 4)
- return AVERROR_INVALIDDATA;
- size -= 4;
- }
- }
- /*
- * size = 0 means "until EOF". this is legal but uncommon
- * here we just set it to the remaining size of the probe buffer
- */
- if (!size)
- size = bytestream2_get_bytes_left(&gb);
-
- if (tag == MKTAG('j', 'x', 'l', 'c') || tag == MKTAG('j', 'x', 'l',
'p')) {
- if (size > buflen - *copied)
- size = buflen - *copied;
- /*
- * arbitrary chunking of the payload makes this memcpy hard to
avoid
- * in practice this will only be performed one or two times at most
- */
- *copied += bytestream2_get_buffer(&gb, buffer + *copied, size);
- } else {
- bytestream2_skip(&gb, size);
- }
- if (bytestream2_get_bytes_left(&gb) <= 0 || *copied >= buflen)
- break;
- }
-
- return bytestream2_tell(&gb);
-}
-
static int jpegxl_anim_probe(const AVProbeData *p)
{
uint8_t buffer[4096 + AV_INPUT_BUFFER_PADDING_SIZE];
- int copied;
+ int copied = 0, ret;
+ FFJXLMetadata meta = { 0 };
/* this is a raw codestream */
if (AV_RL16(p->buf) == FF_JPEGXL_CODESTREAM_SIGNATURE_LE) {
- if (ff_jpegxl_verify_codestream_header(p->buf, p->buf_size, 1) >= 1)
+ ret = ff_jpegxl_parse_codestream_header(p->buf, p->buf_size, &meta, 5);
+ if (ret >= 0 && meta.animation_offset > 0)
return AVPROBE_SCORE_MAX;
return 0;
@@ -127,10 +59,13 @@ static int jpegxl_anim_probe(const AVProbeData *p)
if (AV_RL64(p->buf) != FF_JPEGXL_CONTAINER_SIGNATURE_LE)
return 0;
- if (jpegxl_collect_codestream_header(p->buf, p->buf_size, buffer, sizeof(buffer) - AV_INPUT_BUFFER_PADDING_SIZE, &copied) <= 0 || copied <= 0)
+ if (ff_jpegxl_collect_codestream_header(p->buf, p->buf_size, buffer,
+ sizeof(buffer) - AV_INPUT_BUFFER_PADDING_SIZE, &copied) <= 0
+ || copied <= 0)
return 0;
- if (ff_jpegxl_verify_codestream_header(buffer, copied, 0) >= 1)
+ ret = ff_jpegxl_parse_codestream_header(buffer, copied, &meta, 10);
+ if (ret >= 0 && meta.animation_offset > 0)
return AVPROBE_SCORE_MAX;
return 0;
@@ -141,13 +76,10 @@ static int jpegxl_anim_read_header(AVFormatContext *s)
JXLAnimDemuxContext *ctx = s->priv_data;
AVIOContext *pb = s->pb;
AVStream *st;
- int offset = 0;
uint8_t head[256 + AV_INPUT_BUFFER_PADDING_SIZE];
const int sizeofhead = sizeof(head) - AV_INPUT_BUFFER_PADDING_SIZE;
- int headsize = 0;
- int ctrl;
- AVRational tb;
- GetBitContext gbi, *gb = &gbi;
+ int headsize = 0, ret;
+ FFJXLMetadata meta = { 0 };
uint64_t sig16 = avio_rl16(pb);
if (sig16 == FF_JPEGXL_CODESTREAM_SIGNATURE_LE) {
@@ -167,7 +99,7 @@ static int jpegxl_anim_read_header(AVFormatContext *s)
return AVERROR_INVALIDDATA;
avio_skip(pb, 2); // first box always 12 bytes
while (1) {
- int copied;
+ int copied = 0;
uint8_t buf[4096];
int read = avio_read(pb, buf, sizeof(buf));
if (read < 0)
@@ -183,20 +115,18 @@ static int jpegxl_anim_read_header(AVFormatContext *s)
if (av_buffer_realloc(&ctx->initial, ctx->initial->size + read)
< 0)
return AVERROR(ENOMEM);
}
- jpegxl_collect_codestream_header(buf, read, head + headsize,
sizeofhead - headsize, &copied);
+ ff_jpegxl_collect_codestream_header(buf, read, head + headsize,
sizeofhead - headsize, &copied);
memcpy(ctx->initial->data + (ctx->initial->size - read), buf,
read);
headsize += copied;
if (headsize >= sizeofhead || read < sizeof(buf))
break;
}
}
+
/* offset in bits of the animation header */
- offset = ff_jpegxl_verify_codestream_header(head, headsize, 0);
- if (offset <= 0)
- return AVERROR_INVALIDDATA;
- if (init_get_bits8(gb, head, headsize) < 0)
+ ret = ff_jpegxl_parse_codestream_header(head, headsize, &meta, 0);
+ if (ret < 0 || meta.animation_offset <= 0)
return AVERROR_INVALIDDATA;
- skip_bits_long(gb, offset);
st = avformat_new_stream(s, NULL);
if (!st)
@@ -204,11 +134,8 @@ static int jpegxl_anim_read_header(AVFormatContext *s)
st->codecpar->codec_type = AVMEDIA_TYPE_VIDEO;
st->codecpar->codec_id = AV_CODEC_ID_JPEGXL;
- ctrl = get_bits(gb, 2);
- tb.den = (const uint32_t[]){100, 1000, 1, 1}[ctrl] + get_bits_long(gb,
(const uint32_t[]){0, 0, 10, 30}[ctrl]);
- ctrl = get_bits(gb, 2);
- tb.num = (const uint32_t[]){1, 1001, 1, 1}[ctrl] + get_bits_long(gb,
(const uint32_t[]){0, 0, 8, 10}[ctrl]);
- avpriv_set_pts_info(st, 1, tb.num, tb.den);
+ avpriv_set_pts_info(st, 1, meta.timebase.num, meta.timebase.den);
+ ffstream(st)->need_parsing = AVSTREAM_PARSE_FULL;
return 0;
}
@@ -265,7 +192,7 @@ const AVInputFormat ff_jpegxl_anim_demuxer = {
.read_packet = jpegxl_anim_read_packet,
.read_close = jpegxl_anim_close,
.flags_internal = FF_FMT_INIT_CLEANUP,
- .flags = AVFMT_GENERIC_INDEX,
+ .flags = AVFMT_GENERIC_INDEX | AVFMT_NOTIMESTAMPS,
.mime_type = "image/jxl",
.extensions = "jxl",
};
diff --git a/libavformat/jpegxl_probe.h b/libavformat/jpegxl_parse.c
similarity index 55%
rename from libavformat/jpegxl_probe.h
rename to libavformat/jpegxl_parse.c
index 496445fbce..1be5fd716f 100644
--- a/libavformat/jpegxl_probe.h
+++ b/libavformat/jpegxl_parse.c
@@ -1,6 +1,6 @@
/*
- * Jpeg XL header verification
- * Copyright (c) 2022 Leo Izen <leo.i...@gmail.com>
+ * JPEG XL Header Parser
+ * Copyright (c) 2023 Leo Izen <leo.i...@gmail.com>
*
* This file is part of FFmpeg.
*
@@ -19,19 +19,4 @@
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301
USA
*/
-#ifndef AVFORMAT_JPEGXL_PROBE_H
-#define AVFORMAT_JPEGXL_PROBE_H
-
-#include <stdint.h>
-
-#define FF_JPEGXL_CODESTREAM_SIGNATURE_LE 0x0aff
-#define FF_JPEGXL_CONTAINER_SIGNATURE_LE 0x204c584a0c000000
-
-/**
- * @brief verify that a codestream header is valid
- * @return Negative upon error, 0 upon verifying that the codestream is not
animated,
- * and 1 upon verifying that it is animated
- */
-int ff_jpegxl_verify_codestream_header(const uint8_t *buf, int buflen, int
validate_level);
-
-#endif /* AVFORMAT_JPEGXL_PROBE_H */
+ #include "libavcodec/jpegxl_parse.c"
diff --git a/libavformat/jpegxl_probe.c b/libavformat/jpegxl_probe.c
deleted file mode 100644
index 88492cb772..0000000000
--- a/libavformat/jpegxl_probe.c
+++ /dev/null
@@ -1,412 +0,0 @@
-/*
- * Jpeg XL header verification
- * Copyright (c) 2022 Leo Izen <leo.i...@gmail.com>
- *
- * This file is part of FFmpeg.
- *
- * FFmpeg 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.
- *
- * FFmpeg 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 FFmpeg; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
- */
-
-#include "jpegxl_probe.h"
-
-#define UNCHECKED_BITSTREAM_READER 0
-#define BITSTREAM_READER_LE
-#include "libavcodec/get_bits.h"
-
-enum JpegXLExtraChannelType {
- FF_JPEGXL_CT_ALPHA = 0,
- FF_JPEGXL_CT_DEPTH,
- FF_JPEGXL_CT_SPOT_COLOR,
- FF_JPEGXL_CT_SELECTION_MASK,
- FF_JPEGXL_CT_BLACK,
- FF_JPEGXL_CT_CFA,
- FF_JPEGXL_CT_THERMAL,
- FF_JPEGXL_CT_NON_OPTIONAL = 15,
- FF_JPEGXL_CT_OPTIONAL
-};
-
-enum JpegXLColorSpace {
- FF_JPEGXL_CS_RGB = 0,
- FF_JPEGXL_CS_GRAY,
- FF_JPEGXL_CS_XYB,
- FF_JPEGXL_CS_UNKNOWN
-};
-
-enum JpegXLWhitePoint {
- FF_JPEGXL_WP_D65 = 1,
- FF_JPEGXL_WP_CUSTOM,
- FF_JPEGXL_WP_E = 10,
- FF_JPEGXL_WP_DCI = 11
-};
-
-enum JpegXLPrimaries {
- FF_JPEGXL_PR_SRGB = 1,
- FF_JPEGXL_PR_CUSTOM,
- FF_JPEGXL_PR_2100 = 9,
- FF_JPEGXL_PR_P3 = 11,
-};
-
-/* read a U32(c_i + u(u_i)) */
-static av_always_inline uint32_t jxl_u32(GetBitContext *gb,
- uint32_t c0, uint32_t c1, uint32_t c2, uint32_t c3,
- uint32_t u0, uint32_t u1, uint32_t u2, uint32_t u3)
-{
- const uint32_t constants[4] = {c0, c1, c2, c3};
- const uint32_t ubits [4] = {u0, u1, u2, u3};
- uint32_t ret, choice = get_bits(gb, 2);
-
- ret = constants[choice];
- if (ubits[choice])
- ret += get_bits_long(gb, ubits[choice]);
-
- return ret;
-}
-
-static av_always_inline uint32_t jxl_enum(GetBitContext *gb)
-{
- return jxl_u32(gb, 0, 1, 2, 18, 0, 0, 4, 6);
-}
-
-/* read a U64() */
-static uint64_t jpegxl_u64(GetBitContext *gb)
-{
- uint64_t shift = 12, ret;
-
- switch (get_bits(gb, 2)) {
- case 0:
- ret = 0;
- break;
- case 1:
- ret = 1 + get_bits(gb, 4);
- break;
- case 2:
- ret = 17 + get_bits(gb, 8);
- break;
- case 3:
- ret = get_bits(gb, 12);
- while (get_bits1(gb)) {
- if (shift < 60) {
- ret |= (uint64_t)get_bits(gb, 8) << shift;
- shift += 8;
- } else {
- ret |= (uint64_t)get_bits(gb, 4) << shift;
- break;
- }
- }
- break;
- }
-
- return ret;
-}
-
-static uint32_t jpegxl_width_from_ratio(uint32_t height, int ratio)
-{
- uint64_t height64 = height; /* avoid integer overflow */
- switch (ratio) {
- case 1:
- return height;
- case 2:
- return (uint32_t)((height64 * 12) / 10);
- case 3:
- return (uint32_t)((height64 * 4) / 3);
- case 4:
- return (uint32_t)((height64 * 3) / 2);
- case 5:
- return (uint32_t)((height64 * 16) / 9);
- case 6:
- return (uint32_t)((height64 * 5) / 4);
- case 7:
- return (uint32_t)(height64 * 2);
- default:
- break;
- }
-
- return 0; /* manual width */
-}
-
-/**
- * validate a Jpeg XL Size Header
- * @return >= 0 upon valid size, < 0 upon invalid size found
- */
-static int jpegxl_read_size_header(GetBitContext *gb)
-{
- uint32_t width, height;
-
- if (get_bits1(gb)) {
- /* small size header */
- height = (get_bits(gb, 5) + 1) << 3;
- width = jpegxl_width_from_ratio(height, get_bits(gb, 3));
- if (!width)
- width = (get_bits(gb, 5) + 1) << 3;
- } else {
- /* large size header */
- height = 1 + jxl_u32(gb, 0, 0, 0, 0, 9, 13, 18, 30);
- width = jpegxl_width_from_ratio(height, get_bits(gb, 3));
- if (!width)
- width = 1 + jxl_u32(gb, 0, 0, 0, 0, 9, 13, 18, 30);
- }
- if (width > (1 << 18) || height > (1 << 18)
- || (width >> 4) * (height >> 4) > (1 << 20))
- return -1;
-
- return 0;
-}
-
-/**
- * validate a Jpeg XL Preview Header
- * @return >= 0 upon valid size, < 0 upon invalid size found
- */
-static int jpegxl_read_preview_header(GetBitContext *gb)
-{
- uint32_t width, height;
-
- if (get_bits1(gb)) {
- /* coded height and width divided by eight */
- height = jxl_u32(gb, 16, 32, 1, 33, 0, 0, 5, 9) << 3;
- width = jpegxl_width_from_ratio(height, get_bits(gb, 3));
- if (!width)
- width = jxl_u32(gb, 16, 32, 1, 33, 0, 0, 5, 9) << 3;
- } else {
- /* full height and width coded */
- height = jxl_u32(gb, 1, 65, 321, 1345, 6, 8, 10, 12);
- width = jpegxl_width_from_ratio(height, get_bits(gb, 3));
- if (!width)
- width = jxl_u32(gb, 1, 65, 321, 1345, 6, 8, 10, 12);
- }
- if (width > 4096 || height > 4096)
- return -1;
-
- return 0;
-}
-
-/**
- * skip a Jpeg XL BitDepth Header. These cannot be invalid.
- */
-static void jpegxl_skip_bit_depth(GetBitContext *gb)
-{
- if (get_bits1(gb)) {
- /* float samples */
- jxl_u32(gb, 32, 16, 24, 1, 0, 0, 0, 6); /* mantissa */
- skip_bits_long(gb, 4); /* exponent */
- } else {
- /* integer samples */
- jxl_u32(gb, 8, 10, 12, 1, 0, 0, 0, 6);
- }
-}
-
-/**
- * validate a Jpeg XL Extra Channel Info bundle
- * @return >= 0 upon valid, < 0 upon invalid
- */
-static int jpegxl_read_extra_channel_info(GetBitContext *gb, int
validate_level)
-{
- int all_default = get_bits1(gb);
- uint32_t type, name_len = 0;
-
- if (!all_default) {
- type = jxl_enum(gb);
- if (type > 63)
- return -1; /* enum types cannot be 64+ */
- if (type == FF_JPEGXL_CT_BLACK && validate_level)
- return -1;
- jpegxl_skip_bit_depth(gb);
- jxl_u32(gb, 0, 3, 4, 1, 0, 0, 0, 3); /* dim-shift */
- /* max of name_len is 1071 = 48 + 2^10 - 1 */
- name_len = jxl_u32(gb, 0, 0, 16, 48, 0, 4, 5, 10);
- } else {
- type = FF_JPEGXL_CT_ALPHA;
- }
-
- /* skip over the name */
- skip_bits_long(gb, 8 * name_len);
-
- if (!all_default && type == FF_JPEGXL_CT_ALPHA)
- skip_bits1(gb);
-
- if (type == FF_JPEGXL_CT_SPOT_COLOR)
- skip_bits_long(gb, 16 * 4);
-
- if (type == FF_JPEGXL_CT_CFA)
- jxl_u32(gb, 1, 0, 3, 19, 0, 2, 4, 8);
-
- return 0;
-}
-
-int ff_jpegxl_verify_codestream_header(const uint8_t *buf, int buflen, int
validate_level)
-{
- GetBitContext gbi, *gb = &gbi;
- int all_default, extra_fields = 0;
- int xyb_encoded = 1, have_icc_profile = 0;
- int animation_offset = 0;
- uint32_t num_extra_channels;
- uint64_t extensions;
- int ret;
-
- ret = init_get_bits8(gb, buf, buflen);
- if (ret < 0)
- return ret;
-
- if (get_bits_long(gb, 16) != FF_JPEGXL_CODESTREAM_SIGNATURE_LE)
- return -1;
-
- if ((ret = jpegxl_read_size_header(gb)) < 0 && validate_level)
- return ret;
-
- all_default = get_bits1(gb);
- if (!all_default)
- extra_fields = get_bits1(gb);
-
- if (extra_fields) {
- skip_bits_long(gb, 3); /* orientation */
-
- /*
- * intrinstic size
- * any size header here is valid, but as it
- * is variable length we have to read it
- */
- if (get_bits1(gb))
- jpegxl_read_size_header(gb);
-
- /* preview header */
- if (get_bits1(gb)) {
- ret = jpegxl_read_preview_header(gb);
- if (ret < 0)
- return ret;
- }
-
- /* animation header */
- if (get_bits1(gb)) {
- animation_offset = get_bits_count(gb);
- jxl_u32(gb, 100, 1000, 1, 1, 0, 0, 10, 30);
- jxl_u32(gb, 1, 1001, 1, 1, 0, 0, 8, 10);
- jxl_u32(gb, 0, 0, 0, 0, 0, 3, 16, 32);
- skip_bits_long(gb, 1);
- }
- }
- if (get_bits_left(gb) < 1)
- return AVERROR_INVALIDDATA;
-
- if (!all_default) {
- jpegxl_skip_bit_depth(gb);
-
- /* modular_16bit_buffers must equal 1 */
- if (!get_bits1(gb) && validate_level)
- return -1;
-
- num_extra_channels = jxl_u32(gb, 0, 1, 2, 1, 0, 0, 4, 12);
- if (num_extra_channels > 4 && validate_level)
- return -1;
- for (uint32_t i = 0; i < num_extra_channels; i++) {
- ret = jpegxl_read_extra_channel_info(gb, validate_level);
- if (ret < 0)
- return ret;
- if (get_bits_left(gb) < 1)
- return AVERROR_INVALIDDATA;
- }
-
- xyb_encoded = get_bits1(gb);
-
- /* color encoding bundle */
- if (!get_bits1(gb)) {
- uint32_t color_space;
- have_icc_profile = get_bits1(gb);
- color_space = jxl_enum(gb);
- if (color_space > 63)
- return -1;
-
- if (!have_icc_profile) {
- if (color_space != FF_JPEGXL_CS_XYB) {
- uint32_t white_point = jxl_enum(gb);
- if (white_point > 63)
- return -1;
- if (white_point == FF_JPEGXL_WP_CUSTOM) {
- /* ux and uy values */
- jxl_u32(gb, 0, 524288, 1048576, 2097152, 19, 19, 20,
21);
- jxl_u32(gb, 0, 524288, 1048576, 2097152, 19, 19, 20,
21);
- }
- if (color_space != FF_JPEGXL_CS_GRAY) {
- /* primaries */
- uint32_t primaries = jxl_enum(gb);
- if (primaries > 63)
- return -1;
- if (primaries == FF_JPEGXL_PR_CUSTOM) {
- /* ux/uy values for r,g,b */
- for (int i = 0; i < 6; i++) {
- jxl_u32(gb, 0, 524288, 1048576, 2097152, 19,
19, 20, 21);
- if (get_bits_left(gb) < 1)
- return AVERROR_INVALIDDATA;
- }
- }
- }
- }
-
- /* transfer characteristics */
- if (get_bits1(gb)) {
- /* gamma */
- skip_bits_long(gb, 24);
- } else {
- /* transfer function */
- if (jxl_enum(gb) > 63)
- return -1;
- }
-
- /* rendering intent */
- if (jxl_enum(gb) > 63)
- return -1;
- }
- }
-
- /* tone mapping bundle */
- if (extra_fields && !get_bits1(gb))
- skip_bits_long(gb, 16 + 16 + 1 + 16);
-
- extensions = jpegxl_u64(gb);
- if (get_bits_left(gb) < 1)
- return AVERROR_INVALIDDATA;
- if (extensions) {
- for (int i = 0; i < 64; i++) {
- if (extensions & (UINT64_C(1) << i))
- jpegxl_u64(gb);
- if (get_bits_left(gb) < 1)
- return AVERROR_INVALIDDATA;
- }
- }
- }
-
- /* default transform */
- if (!get_bits1(gb)) {
- /* opsin inverse matrix */
- if (xyb_encoded && !get_bits1(gb))
- skip_bits_long(gb, 16 * 16);
- /* cw_mask and default weights */
- if (get_bits1(gb))
- skip_bits_long(gb, 16 * 15);
- if (get_bits1(gb))
- skip_bits_long(gb, 16 * 55);
- if (get_bits1(gb))
- skip_bits_long(gb, 16 * 210);
- }
-
- if (!have_icc_profile) {
- int bits_remaining = 7 - (get_bits_count(gb) - 1) % 8;
- if (bits_remaining && get_bits(gb, bits_remaining))
- return -1;
- }
-
- if (get_bits_left(gb) < 0)
- return -1;
-
- return animation_offset;
-}
diff --git a/libavformat/version.h b/libavformat/version.h
index 979952183c..787ee8c90b 100644
--- a/libavformat/version.h
+++ b/libavformat/version.h
@@ -32,7 +32,7 @@
#include "version_major.h"
#define LIBAVFORMAT_VERSION_MINOR 10
-#define LIBAVFORMAT_VERSION_MICRO 100
+#define LIBAVFORMAT_VERSION_MICRO 101
#define LIBAVFORMAT_VERSION_INT AV_VERSION_INT(LIBAVFORMAT_VERSION_MAJOR, \
LIBAVFORMAT_VERSION_MINOR, \
