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authorJames Almer <jamrial@gmail.com>2016-08-04 16:21:25 -0300
committerJames Almer <jamrial@gmail.com>2016-08-04 16:25:40 -0300
commit376d4b3c0d9d779baef3e2a72ac1ffe77e8508b8 (patch)
treef3ce1d9feb7f9f6f8352a9966722ef546fb03f06
parentce944e84892f1ba21602bd83b1a5d532dfdd1eda (diff)
downloadffmpeg-376d4b3c0d9d779baef3e2a72ac1ffe77e8508b8.tar.gz
avformat: add a TTA Muxer
Reviewed-by: Michael Niedermayer <michael@niedermayer.cc> Signed-off-by: James Almer <jamrial@gmail.com>
-rw-r--r--Changelog1
-rw-r--r--doc/general.texi2
-rw-r--r--libavformat/Makefile1
-rw-r--r--libavformat/allformats.c2
-rw-r--r--libavformat/ttaenc.c149
-rw-r--r--libavformat/version.h2
-rw-r--r--tests/fate/acodec.mak4
-rw-r--r--tests/fate/avformat.mak2
-rwxr-xr-xtests/lavf-regression.sh8
-rw-r--r--tests/ref/acodec/tta4
-rw-r--r--tests/ref/lavf/mka3
-rw-r--r--tests/ref/lavf/tta3
12 files changed, 174 insertions, 7 deletions
diff --git a/Changelog b/Changelog
index 0f9b4cf6b0..a0bf4d6271 100644
--- a/Changelog
+++ b/Changelog
@@ -12,6 +12,7 @@ version <next>:
- 16-bit support in selectivecolor filter
- OpenH264 decoder wrapper
- MediaCodec hwaccel
+- True Audio (TTA) muxer
version 3.1:
diff --git a/doc/general.texi b/doc/general.texi
index 6b5975c6d4..74fc539e17 100644
--- a/doc/general.texi
+++ b/doc/general.texi
@@ -509,7 +509,7 @@ library:
@tab Used on the Nintendo GameCube.
@item Tiertex Limited SEQ @tab @tab X
@tab Tiertex .seq files used in the DOS CD-ROM version of the game Flashback.
-@item True Audio @tab @tab X
+@item True Audio @tab X @tab X
@item VAG @tab @tab X
@tab Audio format used in many Sony PS2 games.
@item VC-1 test bitstream @tab X @tab X
diff --git a/libavformat/Makefile b/libavformat/Makefile
index e2cb474396..fda1e17c83 100644
--- a/libavformat/Makefile
+++ b/libavformat/Makefile
@@ -471,6 +471,7 @@ OBJS-$(CONFIG_TMV_DEMUXER) += tmv.o
OBJS-$(CONFIG_TRUEHD_DEMUXER) += rawdec.o mlpdec.o
OBJS-$(CONFIG_TRUEHD_MUXER) += rawenc.o
OBJS-$(CONFIG_TTA_DEMUXER) += tta.o apetag.o img2.o
+OBJS-$(CONFIG_TTA_MUXER) += ttaenc.o apetag.o img2.o
OBJS-$(CONFIG_TTY_DEMUXER) += tty.o sauce.o
OBJS-$(CONFIG_TXD_DEMUXER) += txd.o
OBJS-$(CONFIG_UNCODEDFRAMECRC_MUXER) += uncodedframecrcenc.o framehash.o
diff --git a/libavformat/allformats.c b/libavformat/allformats.c
index 10c9bcce7f..a69195e6fe 100644
--- a/libavformat/allformats.c
+++ b/libavformat/allformats.c
@@ -311,7 +311,7 @@ void av_register_all(void)
REGISTER_MUXER (MKVTIMESTAMP_V2, mkvtimestamp_v2);
REGISTER_DEMUXER (TMV, tmv);
REGISTER_MUXDEMUX(TRUEHD, truehd);
- REGISTER_DEMUXER (TTA, tta);
+ REGISTER_MUXDEMUX(TTA, tta);
REGISTER_DEMUXER (TXD, txd);
REGISTER_DEMUXER (TTY, tty);
REGISTER_MUXER (UNCODEDFRAMECRC, uncodedframecrc);
diff --git a/libavformat/ttaenc.c b/libavformat/ttaenc.c
new file mode 100644
index 0000000000..fdce1e3dc1
--- /dev/null
+++ b/libavformat/ttaenc.c
@@ -0,0 +1,149 @@
+/*
+ * True Audio (TTA) muxer
+ * Copyright (c) 2016 James Almer
+ *
+ * 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 "libavutil/crc.h"
+#include "libavutil/intreadwrite.h"
+
+#include "apetag.h"
+#include "avformat.h"
+#include "avio_internal.h"
+#include "internal.h"
+
+typedef struct TTAMuxContext {
+ AVIOContext *seek_table;
+ AVIOContext *data;
+ uint32_t nb_samples;
+ int frame_size;
+ int last_frame;
+} TTAMuxContext;
+
+static int tta_write_header(AVFormatContext *s)
+{
+ TTAMuxContext *tta = s->priv_data;
+ AVCodecParameters *par = s->streams[0]->codecpar;
+ int ret;
+
+ if (s->nb_streams != 1) {
+ av_log(s, AV_LOG_ERROR, "Only one stream is supported\n");
+ return AVERROR(EINVAL);
+ }
+ if (par->codec_id != AV_CODEC_ID_TTA) {
+ av_log(s, AV_LOG_ERROR, "Unsupported codec\n");
+ return AVERROR(EINVAL);
+ }
+ if (par->extradata && par->extradata_size < 22) {
+ av_log(s, AV_LOG_ERROR, "Invalid TTA extradata\n");
+ return AVERROR_INVALIDDATA;
+ }
+
+ if ((ret = avio_open_dyn_buf(&tta->seek_table)) < 0)
+ return ret;
+ if ((ret = avio_open_dyn_buf(&tta->data)) < 0) {
+ ffio_free_dyn_buf(&tta->seek_table);
+ return ret;
+ }
+
+ /* Ignore most extradata information if present. It can be innacurate
+ if for example remuxing from Matroska */
+ ffio_init_checksum(s->pb, ff_crcEDB88320_update, UINT32_MAX);
+ ffio_init_checksum(tta->seek_table, ff_crcEDB88320_update, UINT32_MAX);
+ avio_write(s->pb, "TTA1", 4);
+ avio_wl16(s->pb, par->extradata ? AV_RL16(par->extradata + 4) : 1);
+ avio_wl16(s->pb, par->channels);
+ avio_wl16(s->pb, par->bits_per_raw_sample);
+ avio_wl32(s->pb, par->sample_rate);
+ /* Prevent overflow */
+ if (par->sample_rate > 0x7FFFFFu) {
+ av_log(s, AV_LOG_ERROR, "Sample rate too large\n");
+ return AVERROR(EINVAL);
+ }
+ tta->frame_size = par->sample_rate * 256 / 245;
+ avpriv_set_pts_info(s->streams[0], 64, 1, par->sample_rate);
+
+ return 0;
+}
+
+static int tta_write_packet(AVFormatContext *s, AVPacket *pkt)
+{
+ TTAMuxContext *tta = s->priv_data;
+
+ avio_write(tta->data, pkt->data, pkt->size);
+ avio_wl32(tta->seek_table, pkt->size);
+ tta->nb_samples += pkt->duration;
+
+ if (tta->frame_size != pkt->duration) {
+ if (tta->last_frame) {
+ /* Two frames with a different duration than the default frame
+ size means the TTA stream comes from a faulty container, and
+ there's no way the last frame duration will be correct. */
+ av_log(s, AV_LOG_ERROR, "Invalid frame durations\n");
+
+ return AVERROR_INVALIDDATA;
+ }
+ /* First frame with a different duration than the default frame size.
+ Assume it's the last frame in the stream and continue. */
+ tta->last_frame++;
+ }
+
+ return 0;
+}
+
+static int tta_write_trailer(AVFormatContext *s)
+{
+ TTAMuxContext *tta = s->priv_data;
+ uint8_t *ptr;
+ unsigned int crc;
+ int size;
+
+ avio_wl32(s->pb, tta->nb_samples);
+ crc = ffio_get_checksum(s->pb) ^ UINT32_MAX;
+ avio_wl32(s->pb, crc);
+
+ /* Write Seek table */
+ crc = ffio_get_checksum(tta->seek_table) ^ UINT32_MAX;
+ avio_wl32(tta->seek_table, crc);
+ size = avio_close_dyn_buf(tta->seek_table, &ptr);
+ avio_write(s->pb, ptr, size);
+ av_free(ptr);
+
+ /* Write audio data */
+ size = avio_close_dyn_buf(tta->data, &ptr);
+ avio_write(s->pb, ptr, size);
+ av_free(ptr);
+
+ ff_ape_write_tag(s);
+ avio_flush(s->pb);
+
+ return 0;
+}
+
+AVOutputFormat ff_tta_muxer = {
+ .name = "tta",
+ .long_name = NULL_IF_CONFIG_SMALL("TTA (True Audio)"),
+ .mime_type = "audio/x-tta",
+ .extensions = "tta",
+ .priv_data_size = sizeof(TTAMuxContext),
+ .audio_codec = AV_CODEC_ID_TTA,
+ .video_codec = AV_CODEC_ID_NONE,
+ .write_header = tta_write_header,
+ .write_packet = tta_write_packet,
+ .write_trailer = tta_write_trailer,
+};
diff --git a/libavformat/version.h b/libavformat/version.h
index 56308088b0..8899bfde0c 100644
--- a/libavformat/version.h
+++ b/libavformat/version.h
@@ -32,7 +32,7 @@
// Major bumping may affect Ticket5467, 5421, 5451(compatibility with Chromium)
// Also please add any ticket numbers that you belive might be affected here
#define LIBAVFORMAT_VERSION_MAJOR 57
-#define LIBAVFORMAT_VERSION_MINOR 44
+#define LIBAVFORMAT_VERSION_MINOR 45
#define LIBAVFORMAT_VERSION_MICRO 100
#define LIBAVFORMAT_VERSION_INT AV_VERSION_INT(LIBAVFORMAT_VERSION_MAJOR, \
diff --git a/tests/fate/acodec.mak b/tests/fate/acodec.mak
index e0f23208e2..c7d4d269cb 100644
--- a/tests/fate/acodec.mak
+++ b/tests/fate/acodec.mak
@@ -154,8 +154,8 @@ FATE_ACODEC-$(call ENCDEC, WAVPACK, WV) += fate-acodec-wavpack
fate-acodec-wavpack: FMT = wv
fate-acodec-wavpack: CODEC = wavpack -compression_level 1
-FATE_ACODEC-$(call ENCDEC, TTA, MATROSKA) += fate-acodec-tta
-fate-acodec-tta: FMT = matroska
+FATE_ACODEC-$(call ENCDEC, TTA, TTA) += fate-acodec-tta
+fate-acodec-tta: FMT = tta
FATE_ACODEC += $(FATE_ACODEC-yes)
diff --git a/tests/fate/avformat.mak b/tests/fate/avformat.mak
index c7f3124bb9..3760e41457 100644
--- a/tests/fate/avformat.mak
+++ b/tests/fate/avformat.mak
@@ -15,6 +15,7 @@ FATE_LAVF-$(call ENCDEC, GIF, IMAGE2) += gif
FATE_LAVF-$(call ENCDEC2, MPEG2VIDEO, PCM_S16LE, GXF) += gxf
FATE_LAVF-$(call ENCDEC, PCM_S16LE, IRCAM) += ircam
FATE_LAVF-$(call ENCDEC, MJPEG, IMAGE2) += jpg
+FATE_LAVF-$(call ENCMUX, TTA, MATROSKA_AUDIO) += mka
FATE_LAVF-$(call ENCDEC2, MPEG4, MP2, MATROSKA) += mkv
FATE_LAVF-$(call ENCDEC, ADPCM_YAMAHA, MMF) += mmf
FATE_LAVF-$(call ENCDEC2, MPEG4, PCM_ALAW, MOV) += mov ismv
@@ -44,6 +45,7 @@ FATE_LAVF-$(call ENCDEC, FLV, SWF) += swf
FATE_LAVF-$(call ENCDEC, TARGA, IMAGE2) += tga
FATE_LAVF-$(call ENCDEC, TIFF, IMAGE2) += tiff
FATE_LAVF-$(call ENCDEC2, MPEG2VIDEO, MP2, MPEGTS) += ts
+FATE_LAVF-$(call ENCDEC, TTA, TTA) += tta
FATE_LAVF-$(call ENCDEC, PCM_U8, VOC) += voc
FATE_LAVF-$(call ENCDEC, PCM_S16LE, VOC) += voc_s16
FATE_LAVF-$(call ENCDEC, PCM_S16LE, WAV) += wav
diff --git a/tests/lavf-regression.sh b/tests/lavf-regression.sh
index 0e20513563..8d961781d9 100755
--- a/tests/lavf-regression.sh
+++ b/tests/lavf-regression.sh
@@ -145,6 +145,10 @@ if [ -n "$do_nut" ] ; then
do_lavf nut "" "-acodec mp2 -ab 64k -ar 44100 -threads 1"
fi
+if [ -n "$do_mka" ] ; then
+do_audio_only mka "" "-c:a tta"
+fi
+
if [ -n "$do_mkv" ] ; then
do_lavf mkv "" "-acodec mp2 -ab 64k -vcodec mpeg4 \
-attach ${raw_src%/*}/00.pgm -metadata:s:t mimetype=image/x-portable-greymap -threads 1"
@@ -350,6 +354,10 @@ if [ -n "$do_sox" ] ; then
do_audio_only sox
fi
+if [ -n "$do_tta" ] ; then
+do_audio_only tta
+fi
+
if [ -n "$do_caf" ] ; then
do_audio_only caf
fi
diff --git a/tests/ref/acodec/tta b/tests/ref/acodec/tta
index 0f60345679..8e183f9922 100644
--- a/tests/ref/acodec/tta
+++ b/tests/ref/acodec/tta
@@ -1,4 +1,4 @@
-6c260836d7a32e4bd714453a3546c0d5 *tests/data/fate/acodec-tta.matroska
-331148 tests/data/fate/acodec-tta.matroska
+847d065f082ac94825728b5f1af853eb *tests/data/fate/acodec-tta.tta
+330583 tests/data/fate/acodec-tta.tta
95e54b261530a1bcf6de6fe3b21dc5f6 *tests/data/fate/acodec-tta.out.wav
stddev: 0.00 PSNR:999.99 MAXDIFF: 0 bytes: 1058400/ 1058400
diff --git a/tests/ref/lavf/mka b/tests/ref/lavf/mka
new file mode 100644
index 0000000000..962b2542f9
--- /dev/null
+++ b/tests/ref/lavf/mka
@@ -0,0 +1,3 @@
+b2e3746787b885d0191a1a26f3faa58f *./tests/data/lavf/lavf.mka
+43654 ./tests/data/lavf/lavf.mka
+./tests/data/lavf/lavf.mka CRC=0x3a1da17e
diff --git a/tests/ref/lavf/tta b/tests/ref/lavf/tta
new file mode 100644
index 0000000000..745e8d21bd
--- /dev/null
+++ b/tests/ref/lavf/tta
@@ -0,0 +1,3 @@
+f2721d06704ac43d89fdd25835b43598 *./tests/data/lavf/lavf.tta
+43200 ./tests/data/lavf/lavf.tta
+./tests/data/lavf/lavf.tta CRC=0x3a1da17e