*< palette size (bytes) */
> -int video_type;/**< per-frame video compression type */
> +uint16_t palette_size; /**< palette size (bytes) */
> +uint8_t video_type; /**< per-frame video compression type */
> } JVFrame;
ok
-- Peter
(A907 E02F A6E5 0CD2 3
Use correct logic to express limits of the planes and pattern_size fields.
Fix ticket# 9605
Signed-off-by: Peter Ross
---
libavformat/img2dec.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/libavformat/img2dec.c b/libavformat/img2dec.c
index 4d5ac51b53..2583ca2465
On Sun, Jan 23, 2022 at 01:01:58AM +0100, Carl Eugen Hoyos wrote:
> Am Fr., 17. Sept. 2021 um 10:39 Uhr schrieb Peter Ross :
>
> > +static int gem_probe(const AVProbeData *p)
> > +{
> > +const uint8_t *b = p->buf;
> > +int ret = 0;
> > +if ( AV_R
Signed-off-by: Peter Ross
---
libavformat/img2dec.c | 7 +++
1 file changed, 3 insertions(+), 4 deletions(-)
diff --git a/libavformat/img2dec.c b/libavformat/img2dec.c
index 2583ca2465..8608252d83 100644
--- a/libavformat/img2dec.c
+++ b/libavformat/img2dec.c
@@ -1112,7 +1112,6 @@ static
Fix ticket# 9605
Signed-off-by: Peter Ross
---
libavformat/utils.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/libavformat/utils.c b/libavformat/utils.c
index e643821fc9..1164cebe68 100644
--- a/libavformat/utils.c
+++ b/libavformat/utils.c
@@ -1135,7 +1135,7 @@ int
On Fri, Jan 21, 2022 at 09:14:05AM +1100, Peter Ross wrote:
> Use correct logic to express limits of the planes and pattern_size fields.
>
> Fix ticket# 9605
>
> Signed-off-by: Peter Ross
> ---
> libavformat/img2dec.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 dele
On Tue, Jan 25, 2022 at 06:26:23PM +1100, Peter Ross wrote:
> Signed-off-by: Peter Ross
> ---
> libavformat/img2dec.c | 7 +++
> 1 file changed, 3 insertions(+), 4 deletions(-)
>
> diff --git a/libavformat/img2dec.c b/libavformat/img2dec.c
> index 2583ca2465..8608
FF_ARRAY_ELEMS(s->frames); i++)
> av_frame_free(&s->frames[i].tf.f);
looks good to me. please apply.
-- Peter
(A907 E02F A6E5 0CD2 34CD 20D2 6760 79C5 AC40 DD6B)
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memory leak, same as the av_frame_alloc() in
> ff_vp56_init().
>
> Fixes: 39a3894ad5 ("lavc/vp6: Implement "slice" threading for VP6A decode")
> Signed-off-by: Jiasheng Jiang
> ---
> libavcodec/vp6.c | 4
> 1 file changed, 4 insertions(+)
looks goo
@@ const AVCodec ff_vp6a_decoder = {
> .close = vp6_decode_free,
> .decode = ff_vp56_decode_frame,
> .capabilities = AV_CODEC_CAP_DR1 | AV_CODEC_CAP_SLICE_THREADS,
> +.caps_internal = FF_CODEC_CAP_INIT_CLEANUP,
> };
> --
> 2.32.0
On Tue, Jan 25, 2022 at 06:30:03PM +1100, Peter Ross wrote:
> Fix ticket# 9605
>
> Signed-off-by: Peter Ross
> ---
> libavformat/utils.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/libavformat/utils.c b/libavformat/utils.c
> index e6
buffer) {
> s->edge_emu_buffer = av_malloc(9 *
> FFABS(s->current_frame.f->linesize[0]));
> +if (!s->edge_emu_buffer) {
> +ret = AVERROR(ENOMEM);
> +goto error;
> +}
> +}
>
looks good to me.
i wil
ame, 0)) < 0)
> >> -return ret;
> >> +if (s->ch_offset == 0) {
> >> +frame->nb_samples = s->frame_len;
> >> +if ((ret = ff_get_buffer(avctx, frame, 0)) < 0)
> >> +return ret;
> >> +}
>
/
count;
+ out[ch + ch_offset][i] *
j) / count;
}
memcpy(s->previous[ch + ch_offset], &out[ch + ch_offset][s->frame_len
- s->overlap_len],
s->overlap_len * sizeof(*s->previous[ch + ch_off
..400c5acbdb 100644
--- a/libavformat/codec2.c
+++ b/libavformat/codec2.c
@@ -21,7 +21,6 @@
#include "config_components.h"
-#include
#include "libavcodec/codec2utils.h"
#include "libavutil/channel_layout.h"
#include "libavutil/intreadwrite.h"
--
2.35.1
ce it with ff_kbd_window_init, observe FF_KBD_WINDOW_MAX
assert in kbd_window_init.
cheers,
-- Peter
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Signed-off-by: Peter Kovář
---
libavcodec/libjxldec.c | 17 +
1 file changed, 17 insertions(+)
diff --git a/libavcodec/libjxldec.c b/libavcodec/libjxldec.c
index 50417bcb02..bfff60769c 100644
--- a/libavcodec/libjxldec.c
+++ b/libavcodec/libjxldec.c
@@ -210,14 +210,23 @@ static
i += 2;
> } else if (m == 49) {
> -s->fg = ansi_to_cga[DEFAULT_BG_COLOR];
> +s->bg = ansi_to_cga[DEFAULT_BG_COLOR];
Well spotted. Applied.
-- Peter
(A907 E02F A6E5 0CD2 34CD 20
band" , "MW", 52, 160},
{"Shortwave band" , "SW", 600, 1800},
{"FM broadcast band", "FM", 8800, 10800},
+{"Aircraft band", "Airband", 10800, 13700},
};
ModulationDescrip
000, 10800},
+{"Mediumwave band" , "MW", 52, 160},
+{"Shortwave band" , "SW",600, 1800},
+{"FM broadcast band", "FM", 8800, 10800},
{"Aircraft band", "Airband", 1080
:
@tab Photoshop
@item PTX @tab @tab X
@tab V.Flash PTX format
+@item QOI @tab X @tab X
+@tab Quite OK Image format
@item SGI @tab X @tab X
@tab SGI RGB image format
@item Sun Rasterfile @tab X @tab X
--
2.35.1
-- Peter
(A907 E02F A6E5 0CD2 34CD
fixes it for me, so I would appreciate
if the patch was re-applied.
The alternative version that came in from libav in commit
54f7881615a5ce2f89283e7ac2015b8ef141537c does not seem to have any effect.
--
\\// Peter - http://www.softwolves.pp.se
ODEC_ID_LSCR:maxpixels /= 16;break;
> +case AV_CODEC_ID_MMVIDEO: maxpixels /= 256; break;
> case AV_CODEC_ID_MOTIONPIXELS:maxpixels /= 256; break;
> case AV_CODEC_ID_MP4ALS: maxsamples /= 65536; break;
> case AV_CODEC_ID_MSA1:maxpixels /= 16384; break
call LAVF_IMAGES,TIFF) += tiff
FATE_LAVF_IMAGES-$(call LAVF_IMAGES, QOI) += qoi
+FATE_LAVF_IMAGES-$(call LAVF_IMAGES,WBMP) += wbmp
FATE_LAVF_IMAGES-$(call LAVF_IMAGES, XBM) += xbm
FATE_LAVF_IMAGES-$(call LAVF_IMAGES, XWD) += xwd
FATE_LAVF_IMAGES-$(cal
TIFF) += tiff
FATE_LAVF_IMAGES-$(call LAVF_IMAGES, QOI) += qoi
+FATE_LAVF_IMAGES-$(call LAVF_IMAGES,WBMP) += wbmp
FATE_LAVF_IMAGES-$(call LAVF_IMAGES, XBM) += xbm
FATE_LAVF_IMAGES-$(call LAVF_IMAGES, XWD) += xwd
FATE_LAVF_IMAGES-$(c
Reviewed-by: Andreas Rheinhardt
Signed-off-by: Peter Ross
---
flipped fate ref file order, due to 4fb8741c4670965eaf1f78d6122c6bdfdf1f3358
submitting to patchwork before push
Changelog | 1 +
doc/general_contents.texi | 2 +
libavcodec/Makefile | 2 +
libavcodec
Signed-off-by: Peter Ross
---
sample: 'ftp://ftp.photonlexicon.com/public/Laser Shows/ILDA Frames/wim.ild'
doc/general_contents.texi | 1 +
libavformat/Makefile | 1 +
libavformat/allformats.c | 1 +
libavformat/ildadec.c | 137 +
Signed-off-by: Peter Ross
---
libavcodec/Makefile | 1 +
libavcodec/allcodecs.c | 1 +
libavcodec/codec_desc.c | 7 +
libavcodec/codec_id.h | 1 +
libavcodec/ildadec.c| 297
5 files changed, 307 insertions(+)
create mode 100644
acroblock
> h_align = 16 * 2; // interlaced needs 2 macroblocks height
> +if (s->codec_id == AV_CODEC_ID_BINKVIDEO)
> +w_align = 16*2;
> break;
> case AV_PIX_FMT_YUV411P:
> case AV_PIX_FMT_YUVJ411P:
please apply.
-- Peter
(A907 E02F A6
s possible.
Regards,
Pb
>From bec0905cc5b896a287d8e0953c9931e41a62972d Mon Sep 17 00:00:00 2001
From: Peter B
Date: Thu, 17 Jul 2014 18:51:38 +0200
Subject: [PATCH] fate: Add test for wav Peak Envelope Chunk encoder (levl
chunk).
---
tests/fate/avformat.mak |2 ++
tests/lavf-regression.
On 07/18/2014 07:40 PM, Michael Niedermayer wrote:
> applied
Thanks!
Pb
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on the screen?)
Looks great otherwise.
-- Peter
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, 11,
+12, 12, 13, 13, 14, 12, 11, 9,
+ 7, 9, 11, 12, 14, 14, 14, 15,
+ 13, 11, 13, 15, 15, 15, 15, 15,
+};
+
static const uint8_t vp6_def_runv_coeff_model[2][14] = {
{ 198, 197, 196, 146, 198, 204, 169, 142, 130, 136, 149, 149, 191, 249 },
{ 135, 201, 181, 154, 98, 117, 132, 12
, 3072, 0x6612f4d1
+0,147,147,1, 3072, 0x9874c583
+0,148,148,1, 3072, 0xcde3c709
+0,149,149,1, 3072, 0x275dcc64
+0,150,150,1, 3072, 0x4261d055
--
2.45.2
-- Peter
(A907 E02F A6E5 0CD2 34CD
er[] = {
14, 14, 15, 15, 15, 15, 15, 15,
};
+static const uint8_t vp6_il_coeff_reorder[] = {
+ 0, 1, 0, 1, 1, 2, 5, 3,
+ 2, 2, 2, 2, 4, 7, 8, 10,
+ 9, 7, 5, 4, 2, 3, 5, 6,
+ 8, 9, 11, 12, 13, 12, 11, 10,
+ 9, 7, 5, 4, 6, 7, 9, 11,
+12, 12, 13, 13, 14,
x->priv_data;
+av_frame_free(&s->last_frame);
+return 0;
+}
+
const FFCodec ff_eatgq_decoder = {
.p.name = "eatgq",
CODEC_LONG_NAME("Electronic Arts TGQ video"),
@@ -255,6 +296,7 @@ const FFCodec ff_eatgq_decoder = {
_frame_header(s, &gb, &width, &height)) < 0)
return ret;
--
2.45.2
-- Peter
(A907 E02F A6E5 0CD2 34CD 20D2 6760 79C5 AC40 DD6B)
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qp);
memset(thread.coded_blk, 0, sizeof(thread.coded_blk));
--
2.45.2
-- Peter
(A907 E02F A6E5 0CD2 34CD 20D2 6760 79C5 AC40 DD6B)
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Signed-off-by: Peter Ross
---
added missing reference frame check. will apply soon.
libavcodec/codec_desc.c | 2 +-
libavcodec/eatgq.c | 54 ++---
2 files changed, 51 insertions(+), 5 deletions(-)
diff --git a/libavcodec/codec_desc.c b/libavcodec
On Fri, Oct 18, 2024 at 07:53:55PM +1100, Peter Ross wrote:
> Modification of patch submitted by Aurelien Jacobs (November 2007).
>
> Fixes ticket #5581.
> ---
> v2: vp56_mc() modified to reproduce behaviour of reference VP6 decoder
>
> libavcodec/vp5.c | 5 +---
On Tue, Oct 01, 2024 at 12:59:30PM +1000, Peter Ross wrote:
> Reviewed-by: Anton Khirnov
> Reviewed-by: Andreas Rheinhardt
> Signed-off-by: Peter Ross
> ---
>
> Have addressed all comments from earlier post (March 2024)
> (https://lists.ffmpeg.org/pipermail/ffmpeg-devel/2
mp;s->blk_info[cu->blk_pos + s->blk_stride *
mv_size - 1].mv);
+if (cu->xpos)
+add_if_valid(skip_cand, &s->blk_info[cu->blk_pos + s->blk_stride *
(mv_size - 1) - 1].mv);
+if (cu->ypos)
+add_if_valid(skip_cand, &s->blk_info[cu->blk_pos - s->
mp; cu->ypos + size < s->aheight) {
const MVInfo * mv = &s->blk_info[cu->blk_pos + s->blk_stride * mv_size
- 1].mv;
if (mvinfo_valid(mv))
unique_list_mvinfo_add(skip_cand, *mv);
--
2.45.2
-- Peter
(A907 E02F
return AVERROR_INVALIDDATA;
s->slice[i].data = avpkt->data + header_size + ofs;
s->slice[i].data_size = FFMIN(s->slice[i].size, avpkt->size -
header_size - ofs);
ofs += s->slice[i].size;
--
2.45.2
-- Peter
(A907 E02F A6E5 0CD2 34CD 20D2 6760 79C5 AC40
,7 +2295,7 @@ static int decode_slice(AVCodecContext *avctx, void
*tdata, int cu_y, int thread
if (s->avctx->active_thread_type & FF_THREAD_SLICE)
ff_thread_progress_report(&s->progress[cu_y], INT_MAX);
-return 0;
+return ret;
}
static int rv60_decode_frame(AV
osvquant, int qp)
{
switch (osvquant) {
case 0: return qp;
-case 1: return qp < 25 ? qp + 5 : qp;
+case 1: return qp <= 25 ? qp + 5 : qp;
default:
if (qp <= 18)
return qp + 10;
--
2.45.2
-- Peter
(A907 E02F A6E5 0CD2 34CD 20D2 6760 79C5
presso_decoder_deps="zlib"
shorten_decoder_select="bswapdsp"
sipr_decoder_select="lsp"
--
2.45.2
-- Peter
(A907 E02F A6E5 0CD2 34CD 20D2 6760 79C5 AC40 DD6B)
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> tests/ref/fate/spdif-dca-master-core-remux | 2344 ++--
> 3 files changed, 1181 insertions(+), 1179 deletions(-)
>
> diff --git a/libavformat/spdifdec.c b/libavformat/spdifdec.c
-- Peter
(A907 E02F A6E5 0CD2 34CD 20D2 6760 79C5 AC40 DD6B)
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De
-w2_pass
new file mode 100644
index 00..2fd7eed456
--- /dev/null
+++ b/tests/ref/fate/qmage-w2_pass
@@ -0,0 +1,6 @@
+#tb 0: 1/15
+#media_type 0: video
+#codec_id 0: rawvideo
+#dimensions 0: 32x32
+#sar 0: 0/1
+0, 0, 0,1, 2048, 0xb9fddd43
--
2.45.2
-- Peter
+++ b/libavformat/qmagedec.c
@@ -0,0 +1,244 @@
+/*
+ * Quram Qmage image format demuxer
+ * Copyright (c) 2024 Peter Ross
+ *
+ * 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
0644
index 00..8c3d6cbc60
--- /dev/null
+++ b/libavcodec/qmagedec.c
@@ -0,0 +1,836 @@
+/*
+ * Quram Qmage image format decoder
+ * Copyright (c) 2024 Peter Ross
+ *
+ * This file is part of FFmpeg.
+ *
+ * FFmpeg is free software; you can redistribute it and/or
+ * modify it under the terms of the
tested this with few Outlaws SAN files. looks great.
-- Peter
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+ 32, image->nb_pal);
> > }
> >
> > -if (image->nb_pal > INT_MAX / 4 - 14 - 40)
> > +if (image->nb_pal > INT_MAX / 4 - 14 - 40U)
> > return AVERROR_INVALIDDATA;
> >
> > AV_WL32(buf - 4, 14 + 40 + im
)
+if (s->pinfo[i].presentation_version == 2) {
+ssi->channel_mode = 1; /* immersive stereo */
+break;
+}
+
if (ssi->channel_mode == 11 ||
ssi->channel_mode == 12 ||
ssi->channel_mode == 13 ||
--
2.45.2
-- P
On Thu, Jun 27, 2024 at 08:08:14AM +1000, Peter Ross wrote:
> ---
> libavformat/mm.c | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/libavformat/mm.c b/libavformat/mm.c
> index 23c025d852..a40b5c44bb 100644
> --- a/libavformat/mm.c
> +++ b/liba
is_intra = cu.cu_type == CU_INTRA;
> +if (is_intra && qp >= 32)
> +return AVERROR_INVALIDDATA;
> cu_pos = ((xpos & 63) >> 3) + ((ypos & 63) >> 3) * 8;
nice find by clusterfuzz. please appl
Signed-off-by: Peter Ross
---
Author: Paul B Mahol
Date: Wed Jun 26 09:07:29 2024 +0200
libavformat/mm.c | 31 ++
tests/ref/fate/alg-mm | 62 +--
2 files changed, 45 insertions(+), 48 deletions(-)
diff --git a/libavformat/mm.c
+int diff = get_bits_long(gb, nbits);
> if (s->slice[i].sign)
> last_size += diff;
> else
please apply
-- Peter
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ffm
(s, frame->data, frame->linesize, s->last_frame[NEXT_PIC],
> bx, by, bw, bh, mv.f_mv, 0);
> break;
> case MVREF_BREF:
suggest also setting enum MVREF_NONE = 0 higher up in the file, so it is clear
to readers these enums are ordered deliberately.
if (sta->codecpar->codec_tag == ID_DSD || iff->form_tag == ID_MAUD) {
+ret = av_get_packet(pb, pkt, FFMIN(iff->body_end - pos, 1024 *
sta->codecpar->block_align));
+} else if (sta->codecpar->codec_tag == ID_DST) {
return read_dst_fr
// TODO: Handle window styles
> >
> > use avpriv_report_missing_feature()?
> >
>
> I can do that but it'll trigger on many subtitle files as it's
> pretty commonly used, just doesn't usually change all that much
> which is why it
%d.%d.%d.%d\n",version >> 24,
(version >> 16) & 0xFF, (version >> 8) & 0xFF, version & 0xFF);
+if (!new_stream(s, &sta, &iff->audio_stream_index,
AVMEDIA_TYPE_AUDIO))
+return AVERROR(ENOMEM);
+sta->codecp
gt; +int ret;
> +
> if (!value) {
> avio_skip(pb, size);
> return;
> }
>
> -avio_read(pb, value, size);
> -if (!value[0]) {
> +ret = avio_read(pb, value, size);
> +if (ret != size || !value[0]) {
> av_free(v
ATADIR "$(eval c_escape $datadir)"
> #define AVCONV_DATADIR "$(eval c_escape $datadir)"
> #define CC_IDENT "$(c_escape ${cc_ident:-Unknown compiler})"
FFmpeg turns 25 this year.
please apply :)
-- Peter
(A907 E02F A6E5 0CD2 34CD 20D2 6760 79C5 AC40 DD6B)
signa
== AV_NOPTS_VALUE ? 0 : pkt->pts);
avio_wl64(pb, 0);
avio_wl64(pb, par->codec_type == AVMEDIA_TYPE_VIDEO && (pkt->flags &
AV_PKT_FLAG_KEY) ? 1 : 0);
avio_wl64(pb, 0);
--
2.45.2
-- Peter
(A907 E02F A6E5 0CD2 34CD 20D2 6760 79C5 AC40 DD6B)
vio_feof(pb)) {
> chunk_pos = avio_tell(pb);
> if (chunk_pos >= iff->body_end)
> --
> 2.48.1
please apply, thanks.
-- Peter
(A907 E02F A6E5 0CD2 34CD 20D2 6760 79C5 AC40 DD6B)
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].data,
> s->slice[cu_y].size)) < 0)
> +if ((ret = init_get_bits8(&gb, s->slice[cu_y].data,
> s->slice[cu_y].data_size)) < 0)
> return ret;
>
> for (int cu_x = 0; cu_x < s->cu_width; cu_x++) {
nice find. please apply,
On Sun, Jan 19, 2025 at 08:49:50PM +1100, Peter Ross wrote:
> Fixes ticket #10658.
> ---
>
> Tested with some different vertical resolution alignments.
>
> When the vertical resolution is not aligned to macroblock height, the
> reference encoder & decoder performs buggy
00..f932a50f6c
--- /dev/null
+++ b/libavcodec/g728dec.c
@@ -0,0 +1,220 @@
+/*
+ * G.728 decoder
+ * Copyright (c) 2025 Peter Ross
+ *
+ * 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
+
c_id 1: adpcm_ima_xbox
#sample_rate 1: 44100
#channel_layout_name 1: stereo
0, 0, 0,0, 1508, 0xefceba48
--
2.45.2
-- Peter
(A907 E02F A6E5 0CD2 34CD 20D2 6760 79C5 AC40 DD6B)
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ID_ADPCM_IMA_XBOX:
+if (bps != 4)
+return 0;
+ tmp = blocks * ((ba - 4 * ch) / (bps * ch) * 8);
+break;
case AV_CODEC_ID_ADPCM_IMA_WAV:
if (bps < 2 || bps > 5)
return 0;
sta = s->streams[iff->audio_stream_index];
+if (sta->codecpar->codec_tag == ID_DSD || iff->form_tag == ID_MAUD) {
+ret = av_get_packet(pb, pkt, FFMIN(iff->body_end - pos, 1024 *
sta->codecpar->block_align));
+} else if (sta->codecpar->codec_t
, 1586, 0xbee30464, F=0x0
--
2.45.2
-- Peter
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To
atsc_a53 golomb"
+iso_writer_select="golomb"
frame_thread_encoder_deps="encoders threads"
iamfdec_deps="iamf"
iamfdec_select="iso_media mpeg4audio"
--
2.45.2
-- Peter
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)+= mpeg4audio_sample_rates.o
SHLIBOBJS-$(CONFIG_HLS_DEMUXER) += ac3_channel_layout_tab.o
SHLIBOBJS-$(CONFIG_IMAGE_JPEGXL_PIPE_DEMUXER)+= jpegxl_parse.o
--
2.45.2
-- Peter
(A907 E02F A6E5 0CD2 34CD 20D2 6760 79C5 AC40 DD6B)
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On Wed, Dec 18, 2024 at 02:28:26PM +0900, Lynne via ffmpeg-devel wrote:
>
>
> On 16/12/2024 20:00, Peter Ross wrote:
> > since commit fce0622d0b1f69a85fe8ce61e1189dd57a8b0fcc, libavformat/hevc.c
> > depends on golomb vlc tables.
> > ---
> > i often build with -
)+= img2dec.o img2.o
+OBJS-$(CONFIG_IMAGE_VBN_PIPE_DEMUXER) += img2dec.o img2.o
OBJS-$(CONFIG_IMAGE_WEBP_PIPE_DEMUXER)+= img2dec.o img2.o
OBJS-$(CONFIG_IMAGE_XBM_PIPE_DEMUXER) += img2dec.o img2.o
OBJS-$(CONFIG_IMAGE_XPM_PIPE_DEMUXER) += img2dec.o img2.o
--
2.45.2
-- Peter
(A907 E02F
)+= h2645_sei.o aom_film_grain.o \
dynamic_hdr_vivid.o
--
2.45.2
-- Peter
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ffmpeg-devel
On Wed, Dec 18, 2024 at 05:21:33PM -0300, James Almer wrote:
> On 12/18/2024 5:17 PM, Peter Ross wrote:
> > ---
> > libavformat/Makefile | 2 +-
> > 1 file changed, 1 insertion(+), 1 deletion(-)
> >
> > diff --git a/libavformat/Makefile b/libavformat/Makefile
, pkt, (st->codecpar->width *
st->codecpar->height * st->codecpar->bits_per_coded_sample + 7) >> 3);
} else { // AVMEDIA_TYPE_AUDIO
if (space > UINT_MAX - 24 || size < (24 + space))
return AVERROR_INVALIDDATA;
--
2.45.2
-- Peter
(A907 E02F
','U','L','L')) {
} else if (type == MKTAG('M','L','V','I')) { /* occurs when MLV and
Mnn files are concatenated */
--
2.45.2
-- Peter
(A907 E02F A6E5 0CD2 34CD 20D2 6760 79C5 AC40 DD6B)
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Description:
'L','V','I')) { /* occurs when MLV and
Mnn files are concatenated */
+ } else if (type == MKTAG('R','A','W','C')) {
} else {
av_log(avctx, AV_LOG_INFO, "unsupported tag %s, size %u\n",
On Wed, Dec 11, 2024 at 09:27:51AM +1100, Peter Ross wrote:
> Fixes ticket #5553.
> ---
> Additional hardening thanks to target_dem_fuzzer.c
>
> libavformat/iff.c | 311 +++---
> 1 file changed, 210 insertions(+), 101 deletions(-)
>
On Thu, Dec 12, 2024 at 09:25:55AM +1100, Peter Ross wrote:
> ---
> Using AV_CODEC_ID_ADPCM_IMA_WAV for twocc 0x0069 causes subtle artefacts
> during
> playback. The correct decoder is AV_CODEC_ID_ADPCM_IMA_XBOX.
>
> Sample .wav and ref flac file:
> <https://github.com/v
On Sat, Dec 21, 2024 at 12:02:06AM +0200, Jan Ekström wrote:
> On Thu, Dec 19, 2024 at 4:34 AM Peter Ross wrote:
> >
> > h264_sei depends on h2645_sei, which in turn depends on aom_film_grain for
> > ff_aom_uninit_film_grain_params()
>
> Set LGTM.
>
> Thanks f
.
Samples: https://www.mediafire.com/folder/sa1r8iprkckm7/Bootanimations
Peter Ross (3):
avcodec/qmagedec: Quram Qmage decoder
avformat/qmagedec: Quram Qmage demuxer
fate/qmage: add tests
libavcodec/Makefile| 1 +
libavcodec/allcodecs.c | 1 +
libavcodec
:
av_log(s, AV_LOG_INFO, "unknown chunk type 0x%x\n", type);
+/* fallthrough */
case MM_TYPE_AUDIO2 :
avio_skip(pb, length);
}
--
2.45.2
-- Peter
(A907 E02F A6E5 0CD2 34CD 20D2 6760 79C5 AC40 DD6B)
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*avctx, AVFrame
* frame,
zero = 1;
avctx->pix_fmt = AV_PIX_FMT_YUV420P;
break;
+case 0x6:
case 0x8000:
yuv20p_half = 1;
// fall-through
--
2.45.2
-- Peter
(A907 E02F A6E5 0CD2 34CD 20D2 6760 79C5 AC40 DD6B)
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Description:
der_select="blockdsp"
lagarith_decoder_select="llviddsp"
-lead_decoder_select="idctdsp jpegtables"
+lead_decoder_select="blockdsp idctdsp jpegtables"
ljpeg_encoder_select="jpegtables"
lscr_decoder_select="inflate_wrapper"
magicyuv_decoder
dev/null
+++ b/libavcodec/g728dec.c
@@ -0,0 +1,213 @@
+/*
+ * G.728 decoder
+ * Copyright (c) 2025 Peter Ross
+ *
+ * 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 publis
0;
+return ret;
+}
+
+const FFInputFormat ff_g728_demuxer = {
+.p.name = "g728",
+.p.long_name= NULL_IF_CONFIG_SMALL("raw G.728"),
+.p.extensions = "g728",
+.p.flags= AVFMT_GENERIC_INDEX,
+.read_header = g728_read_header,
+
V_CODEC_ID_RAWVIDEO:
case AV_CODEC_ID_BITPACKED:
+case AV_CODEC_ID_G728:
return 1;
default:
return 0;
--
2.45.2
-- Peter
(A907 E02F A6E5 0CD2 34CD 20D2 6760 79C5 AC40 DD6B)
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___
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par->codec_id == AV_CODEC_ID_G728 ||
par->codec_id == AV_CODEC_ID_MP2||
par->codec_id == AV_CODEC_ID_MP3||
par->codec_id == AV_CODEC_ID_GSM_MS) {
--
2.45.2
-- Peter
(A907 E02F A6E5 0CD2 34CD 20D2 6760 79C5 AC40 DD6B)
signature.asc
Descr
ormatContext *s, int64_t size,
case AV_CODEC_ID_GSM:
par->block_align = 33;
break;
+case AV_CODEC_ID_G728:
+par->block_align = 5;
+break;
default:
aiff->block_duration = 1;
break;
--
2.45.2
-do_hybrid_window(ractx, order, n, non_rec, temp, hist, rec, window);
+do_hybrid_window(ractx->vector_fmul, order, n, non_rec, temp, hist, rec,
window);
if (!compute_lpc_coefs(temp, order, lpc, 0, 1, 1))
ractx->vector_fmul(lpc, lpc, tab, FFALIGN(order, 16));
--
2.45.2
Sample: https://pross.sdf.org/sandpit/CW5.g728
Peter Ross (8):
avcodec/g728_template: do_hybrid_window() template
avcodec/g728_template: make hist parameter constant
avcodec/lpc_functions: compute_lpc_coefs: add starting lpc order and
err cache parameters
avcodec/g728dec: G.728
, temp, hist, rec,
window);
-if (!compute_lpc_coefs(temp, order, lpc, 0, 1, 1))
+if (!compute_lpc_coefs(temp, 0, order, lpc, 0, 1, 1, NULL))
ractx->vector_fmul(lpc, lpc, tab, FFALIGN(order, 16));
memmove(hist, hist + n, move_size*sizeof(*hist));
--
2.45.2
-- Peter
(A907 E02
float *window)
+ const float *hist, float *out2, const float
*window)
{
int i;
float buffer1[MAX_BACKWARD_FILTER_ORDER + 1];
--
2.45.2
-- Peter
(A907 E02F A6E5 0CD2 34CD 20D2 6760 79C5 AC40 DD6B)
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t;linesize[plane] + x,
+(yuv20p_half && b < 2 ? 2 : 1) * fields *
frame->linesize[plane]);
if (ret < 0)
return ret;
--
2.45.2
-- Peter
(A907 E02F A6E5 0CD2 34CD 20D2 6760 79C5 AC40 DD6B)
signature.asc
Descr
e understand why this is needed...
the avio_read() call fills buf, and the call to ff_parse_mpeg2_descriptor
specifies an "end" pointer (desc_list_end point) to prevent overreading.
where is the uninitialised memory coming from?
-- Peter
(A907 E02F A6E5 0CD2 34CD 20D2 6760 79C5 AC40 DD6B
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