[FFmpeg-cvslog] add some planar PCM encoders
Paul B Mahol
git at videolan.org
Tue Nov 20 19:18:21 CET 2012
ffmpeg | branch: master | Paul B Mahol <onemda at gmail.com> | Mon Nov 19 09:19:30 2012 +0000| [dd59f0125df0339dafb5ac63be9b3c416babb0b2] | committer: Paul B Mahol
add some planar PCM encoders
Signed-off-by: Paul B Mahol <onemda at gmail.com>
> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=dd59f0125df0339dafb5ac63be9b3c416babb0b2
---
doc/general.texi | 10 +++++-----
libavcodec/Makefile | 5 +++++
libavcodec/allcodecs.c | 10 +++++-----
libavcodec/pcm.c | 50 ++++++++++++++++++++++++++++++++++++++++++------
libavcodec/version.h | 2 +-
5 files changed, 60 insertions(+), 17 deletions(-)
diff --git a/doc/general.texi b/doc/general.texi
index 9a9b54b..d947597 100644
--- a/doc/general.texi
+++ b/doc/general.texi
@@ -825,11 +825,11 @@ following image formats are supported:
@tab supported through external library libopus
@item PCM A-law @tab X @tab X
@item PCM mu-law @tab X @tab X
- at item PCM signed 8-bit planar @tab @tab X
- at item PCM signed 16-bit big-endian planar @tab @tab X
- at item PCM signed 16-bit little-endian planar @tab @tab X
- at item PCM signed 24-bit little-endian planar @tab @tab X
- at item PCM signed 32-bit little-endian planar @tab @tab X
+ at item PCM signed 8-bit planar @tab X @tab X
+ at item PCM signed 16-bit big-endian planar @tab X @tab X
+ at item PCM signed 16-bit little-endian planar @tab X @tab X
+ at item PCM signed 24-bit little-endian planar @tab X @tab X
+ at item PCM signed 32-bit little-endian planar @tab X @tab X
@item PCM 32-bit floating point big-endian @tab X @tab X
@item PCM 32-bit floating point little-endian @tab X @tab X
@item PCM 64-bit floating point big-endian @tab X @tab X
diff --git a/libavcodec/Makefile b/libavcodec/Makefile
index 5945332..938b5ac 100644
--- a/libavcodec/Makefile
+++ b/libavcodec/Makefile
@@ -522,12 +522,15 @@ OBJS-$(CONFIG_PCM_MULAW_ENCODER) += pcm.o
OBJS-$(CONFIG_PCM_S8_DECODER) += pcm.o
OBJS-$(CONFIG_PCM_S8_ENCODER) += pcm.o
OBJS-$(CONFIG_PCM_S8_PLANAR_DECODER) += pcm.o
+OBJS-$(CONFIG_PCM_S8_PLANAR_ENCODER) += pcm.o
OBJS-$(CONFIG_PCM_S16BE_DECODER) += pcm.o
OBJS-$(CONFIG_PCM_S16BE_ENCODER) += pcm.o
OBJS-$(CONFIG_PCM_S16BE_PLANAR_DECODER) += pcm.o
+OBJS-$(CONFIG_PCM_S16BE_PLANAR_ENCODER) += pcm.o
OBJS-$(CONFIG_PCM_S16LE_DECODER) += pcm.o
OBJS-$(CONFIG_PCM_S16LE_ENCODER) += pcm.o
OBJS-$(CONFIG_PCM_S16LE_PLANAR_DECODER) += pcm.o
+OBJS-$(CONFIG_PCM_S16LE_PLANAR_ENCODER) += pcm.o
OBJS-$(CONFIG_PCM_S24BE_DECODER) += pcm.o
OBJS-$(CONFIG_PCM_S24BE_ENCODER) += pcm.o
OBJS-$(CONFIG_PCM_S24DAUD_DECODER) += pcm.o
@@ -535,11 +538,13 @@ OBJS-$(CONFIG_PCM_S24DAUD_ENCODER) += pcm.o
OBJS-$(CONFIG_PCM_S24LE_DECODER) += pcm.o
OBJS-$(CONFIG_PCM_S24LE_ENCODER) += pcm.o
OBJS-$(CONFIG_PCM_S24LE_PLANAR_DECODER) += pcm.o
+OBJS-$(CONFIG_PCM_S24LE_PLANAR_ENCODER) += pcm.o
OBJS-$(CONFIG_PCM_S32BE_DECODER) += pcm.o
OBJS-$(CONFIG_PCM_S32BE_ENCODER) += pcm.o
OBJS-$(CONFIG_PCM_S32LE_DECODER) += pcm.o
OBJS-$(CONFIG_PCM_S32LE_ENCODER) += pcm.o
OBJS-$(CONFIG_PCM_S32LE_PLANAR_DECODER) += pcm.o
+OBJS-$(CONFIG_PCM_S32LE_PLANAR_ENCODER) += pcm.o
OBJS-$(CONFIG_PCM_U8_DECODER) += pcm.o
OBJS-$(CONFIG_PCM_U8_ENCODER) += pcm.o
OBJS-$(CONFIG_PCM_U16BE_DECODER) += pcm.o
diff --git a/libavcodec/allcodecs.c b/libavcodec/allcodecs.c
index e47ff5b..257faaa 100644
--- a/libavcodec/allcodecs.c
+++ b/libavcodec/allcodecs.c
@@ -356,18 +356,18 @@ void avcodec_register_all(void)
REGISTER_DECODER (PCM_LXF, pcm_lxf);
REGISTER_ENCDEC (PCM_MULAW, pcm_mulaw);
REGISTER_ENCDEC (PCM_S8, pcm_s8);
- REGISTER_DECODER (PCM_S8_PLANAR, pcm_s8_planar);
+ REGISTER_ENCDEC (PCM_S8_PLANAR, pcm_s8_planar);
REGISTER_ENCDEC (PCM_S16BE, pcm_s16be);
- REGISTER_DECODER (PCM_S16BE_PLANAR, pcm_s16be_planar);
+ REGISTER_ENCDEC (PCM_S16BE_PLANAR, pcm_s16be_planar);
REGISTER_ENCDEC (PCM_S16LE, pcm_s16le);
- REGISTER_DECODER (PCM_S16LE_PLANAR, pcm_s16le_planar);
+ REGISTER_ENCDEC (PCM_S16LE_PLANAR, pcm_s16le_planar);
REGISTER_ENCDEC (PCM_S24BE, pcm_s24be);
REGISTER_ENCDEC (PCM_S24DAUD, pcm_s24daud);
REGISTER_ENCDEC (PCM_S24LE, pcm_s24le);
- REGISTER_DECODER (PCM_S24LE_PLANAR, pcm_s24le_planar);
+ REGISTER_ENCDEC (PCM_S24LE_PLANAR, pcm_s24le_planar);
REGISTER_ENCDEC (PCM_S32BE, pcm_s32be);
REGISTER_ENCDEC (PCM_S32LE, pcm_s32le);
- REGISTER_DECODER (PCM_S32LE_PLANAR, pcm_s32le_planar);
+ REGISTER_ENCDEC (PCM_S32LE_PLANAR, pcm_s32le_planar);
REGISTER_ENCDEC (PCM_U8, pcm_u8);
REGISTER_ENCDEC (PCM_U16BE, pcm_u16be);
REGISTER_ENCDEC (PCM_U16LE, pcm_u16le);
diff --git a/libavcodec/pcm.c b/libavcodec/pcm.c
index 489e79e..5ed603e 100644
--- a/libavcodec/pcm.c
+++ b/libavcodec/pcm.c
@@ -79,10 +79,21 @@ static av_cold int pcm_encode_close(AVCodecContext *avctx)
bytestream_put_ ## endian(&dst, v); \
}
+#define ENCODE_PLANAR(type, endian, dst, n, shift, offset) \
+ n /= avctx->channels; \
+ for (c = 0; c < avctx->channels; c++) { \
+ int i; \
+ samples_ ## type = (const type *) frame->extended_data[c]; \
+ for (i = n; i > 0; i--) { \
+ register type v = (*samples_ ## type++ >> shift) + offset; \
+ bytestream_put_ ## endian(&dst, v); \
+ } \
+ }
+
static int pcm_encode_frame(AVCodecContext *avctx, AVPacket *avpkt,
const AVFrame *frame, int *got_packet_ptr)
{
- int n, sample_size, v, ret;
+ int n, c, sample_size, v, ret;
const short *samples;
unsigned char *dst;
const uint8_t *samples_uint8_t;
@@ -110,6 +121,9 @@ static int pcm_encode_frame(AVCodecContext *avctx, AVPacket *avpkt,
case AV_CODEC_ID_PCM_S24LE:
ENCODE(int32_t, le24, samples, dst, n, 8, 0)
break;
+ case AV_CODEC_ID_PCM_S24LE_PLANAR:
+ ENCODE_PLANAR(int32_t, le24, dst, n, 8, 0)
+ break;
case AV_CODEC_ID_PCM_S24BE:
ENCODE(int32_t, be24, samples, dst, n, 8, 0)
break;
@@ -137,6 +151,9 @@ static int pcm_encode_frame(AVCodecContext *avctx, AVPacket *avpkt,
case AV_CODEC_ID_PCM_S8:
ENCODE(uint8_t, byte, samples, dst, n, 0, -128)
break;
+ case AV_CODEC_ID_PCM_S8_PLANAR:
+ ENCODE_PLANAR(uint8_t, byte, dst, n, 0, -128)
+ break;
#if HAVE_BIGENDIAN
case AV_CODEC_ID_PCM_F64LE:
ENCODE(int64_t, le64, samples, dst, n, 0, 0)
@@ -145,9 +162,15 @@ static int pcm_encode_frame(AVCodecContext *avctx, AVPacket *avpkt,
case AV_CODEC_ID_PCM_F32LE:
ENCODE(int32_t, le32, samples, dst, n, 0, 0)
break;
+ case AV_CODEC_ID_PCM_S32LE_PLANAR:
+ ENCODE_PLANAR(int32_t, le32, dst, n, 0, 0)
+ break;
case AV_CODEC_ID_PCM_S16LE:
ENCODE(int16_t, le16, samples, dst, n, 0, 0)
break;
+ case AV_CODEC_ID_PCM_S16LE_PLANAR:
+ ENCODE_PLANAR(int16_t, le16, dst, n, 0, 0)
+ break;
case AV_CODEC_ID_PCM_F64BE:
case AV_CODEC_ID_PCM_F32BE:
case AV_CODEC_ID_PCM_S32BE:
@@ -163,6 +186,9 @@ static int pcm_encode_frame(AVCodecContext *avctx, AVPacket *avpkt,
case AV_CODEC_ID_PCM_S16BE:
ENCODE(int16_t, be16, samples, dst, n, 0, 0)
break;
+ case AV_CODEC_ID_PCM_S16BE_PLANAR:
+ ENCODE_PLANAR(int16_t, be16, dst, n, 0, 0)
+ break;
case AV_CODEC_ID_PCM_F64LE:
case AV_CODEC_ID_PCM_F32LE:
case AV_CODEC_ID_PCM_S32LE:
@@ -171,6 +197,18 @@ static int pcm_encode_frame(AVCodecContext *avctx, AVPacket *avpkt,
case AV_CODEC_ID_PCM_U8:
memcpy(dst, samples, n * sample_size);
break;
+#if HAVE_BIGENDIAN
+ case AV_CODEC_ID_PCM_S16BE_PLANAR:
+#else
+ case AV_CODEC_ID_PCM_S16LE_PLANAR:
+ case AV_CODEC_ID_PCM_S32LE_PLANAR:
+#endif /* HAVE_BIGENDIAN */
+ n /= avctx->channels;
+ for (c = 0; c < avctx->channels; c++) {
+ const uint8_t *src = frame->extended_data[c];
+ bytestream_put_buffer(&dst, src, n * sample_size);
+ }
+ break;
case AV_CODEC_ID_PCM_ALAW:
for (; n > 0; n--) {
v = *samples++;
@@ -565,18 +603,18 @@ PCM_CODEC (PCM_F64LE, AV_SAMPLE_FMT_DBL, pcm_f64le, "PCM 64-bit f
PCM_DECODER(PCM_LXF, AV_SAMPLE_FMT_S32P,pcm_lxf, "PCM signed 20-bit little-endian planar");
PCM_CODEC (PCM_MULAW, AV_SAMPLE_FMT_S16, pcm_mulaw, "PCM mu-law / G.711 mu-law");
PCM_CODEC (PCM_S8, AV_SAMPLE_FMT_U8, pcm_s8, "PCM signed 8-bit");
-PCM_DECODER(PCM_S8_PLANAR, AV_SAMPLE_FMT_U8P, pcm_s8_planar, "PCM signed 8-bit planar");
+PCM_CODEC (PCM_S8_PLANAR, AV_SAMPLE_FMT_U8P, pcm_s8_planar, "PCM signed 8-bit planar");
PCM_CODEC (PCM_S16BE, AV_SAMPLE_FMT_S16, pcm_s16be, "PCM signed 16-bit big-endian");
-PCM_DECODER(PCM_S16BE_PLANAR, AV_SAMPLE_FMT_S16P,pcm_s16be_planar, "PCM signed 16-bit big-endian planar");
+PCM_CODEC (PCM_S16BE_PLANAR, AV_SAMPLE_FMT_S16P,pcm_s16be_planar, "PCM signed 16-bit big-endian planar");
PCM_CODEC (PCM_S16LE, AV_SAMPLE_FMT_S16, pcm_s16le, "PCM signed 16-bit little-endian");
-PCM_DECODER(PCM_S16LE_PLANAR, AV_SAMPLE_FMT_S16P,pcm_s16le_planar, "PCM signed 16-bit little-endian planar");
+PCM_CODEC (PCM_S16LE_PLANAR, AV_SAMPLE_FMT_S16P,pcm_s16le_planar, "PCM signed 16-bit little-endian planar");
PCM_CODEC (PCM_S24BE, AV_SAMPLE_FMT_S32, pcm_s24be, "PCM signed 24-bit big-endian");
PCM_CODEC (PCM_S24DAUD, AV_SAMPLE_FMT_S16, pcm_s24daud, "PCM D-Cinema audio signed 24-bit");
PCM_CODEC (PCM_S24LE, AV_SAMPLE_FMT_S32, pcm_s24le, "PCM signed 24-bit little-endian");
-PCM_DECODER(PCM_S24LE_PLANAR, AV_SAMPLE_FMT_S32P,pcm_s24le_planar, "PCM signed 24-bit little-endian planar");
+PCM_CODEC (PCM_S24LE_PLANAR, AV_SAMPLE_FMT_S32P,pcm_s24le_planar, "PCM signed 24-bit little-endian planar");
PCM_CODEC (PCM_S32BE, AV_SAMPLE_FMT_S32, pcm_s32be, "PCM signed 32-bit big-endian");
PCM_CODEC (PCM_S32LE, AV_SAMPLE_FMT_S32, pcm_s32le, "PCM signed 32-bit little-endian");
-PCM_DECODER(PCM_S32LE_PLANAR, AV_SAMPLE_FMT_S32P,pcm_s32le_planar, "PCM signed 32-bit little-endian planar");
+PCM_CODEC (PCM_S32LE_PLANAR, AV_SAMPLE_FMT_S32P,pcm_s32le_planar, "PCM signed 32-bit little-endian planar");
PCM_CODEC (PCM_U8, AV_SAMPLE_FMT_U8, pcm_u8, "PCM unsigned 8-bit");
PCM_CODEC (PCM_U16BE, AV_SAMPLE_FMT_S16, pcm_u16be, "PCM unsigned 16-bit big-endian");
PCM_CODEC (PCM_U16LE, AV_SAMPLE_FMT_S16, pcm_u16le, "PCM unsigned 16-bit little-endian");
diff --git a/libavcodec/version.h b/libavcodec/version.h
index 4a658d8..3c49cee 100644
--- a/libavcodec/version.h
+++ b/libavcodec/version.h
@@ -29,7 +29,7 @@
#include "libavutil/avutil.h"
#define LIBAVCODEC_VERSION_MAJOR 54
-#define LIBAVCODEC_VERSION_MINOR 73
+#define LIBAVCODEC_VERSION_MINOR 74
#define LIBAVCODEC_VERSION_MICRO 100
#define LIBAVCODEC_VERSION_INT AV_VERSION_INT(LIBAVCODEC_VERSION_MAJOR, \
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