Gitweb: http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=188919...
Commit: 188919ac57810e39138749338d5a33ba1e970e23
Parent: a832781cd383e70929c0ceece23f8a5b62e2152b
Author: Janne Grunau <j@jannau.net>
AuthorDate: Fri Aug 8 07:21:00 2008 -0300
Committer: Mauro Carvalho Chehab <mchehab@redhat.com>
CommitDate: Sun Oct 12 09:36:47 2008 -0200
V4L/DVB (8634): v4l2: extend MPEG Encoding API with AVC and AAC
Adds Advanced Audio Coding (AAC) and MPEG-4 Advanced Video Coding
(AVC/H.264) as audio/video codecs to the extended controls API.
Updates cx2341x driver to the new values.
Signed-off-by: Janne Grunau <j@jannau.net>
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
---
drivers/media/video/cx2341x.c | 5 ++++-
drivers/media/video/v4l2-common.c | 14 ++++++++------
include/linux/videodev2.h | 6 ++++--
3 files changed, 16 insertions(+), 9 deletions(-)
diff --git a/drivers/media/video/cx2341x.c b/drivers/media/video/cx2341x.c
index 22847a0..cbbe47f 100644
--- a/drivers/media/video/cx2341x.c
+++ b/drivers/media/video/cx2341x.c
@@ -508,7 +508,10 @@ int cx2341x_ctrl_query(const struct cx2341x_mpeg_params *params,
/* this setting is read-only for the cx2341x since the
V4L2_CID_MPEG_STREAM_TYPE really determines the
MPEG-1/2 setting */
- err = v4l2_ctrl_query_fill_std(qctrl);
+ err = v4l2_ctrl_query_fill(qctrl,
+ V4L2_MPEG_VIDEO_ENCODING_MPEG_1,
+ V4L2_MPEG_VIDEO_ENCODING_MPEG_2, 1,
+ V4L2_MPEG_VIDEO_ENCODING_MPEG_2);
if (err == 0)
qctrl->flags |= V4L2_CTRL_FLAG_READ_ONLY;
return err;
diff --git a/drivers/media/video/v4l2-common.c b/drivers/media/video/v4l2-common.c
index 88ca131..893ac49 100644
--- a/drivers/media/video/v4l2-common.c
+++ b/drivers/media/video/v4l2-common.c
@@ -187,9 +187,10 @@ const char **v4l2_ctrl_get_menu(u32 id)
NULL
};
static const char *mpeg_audio_encoding[] = {
- "Layer I",
- "Layer II",
- "Layer III",
+ "MPEG-1 Layer I",
+ "MPEG-1 Layer II",
+ "MPEG-1 Layer III",
+ "MPEG-4 AAC",
NULL
};
static const char *mpeg_audio_l1_bitrate[] = {
@@ -271,6 +272,7 @@ const char **v4l2_ctrl_get_menu(u32 id)
static const char *mpeg_video_encoding[] = {
"MPEG-1",
"MPEG-2",
+ "MPEG-4 AVC",
NULL
};
static const char *mpeg_video_aspect[] = {
@@ -358,7 +360,7 @@ int v4l2_ctrl_query_fill(struct v4l2_queryctrl *qctrl, s32 min, s32 max, s32 ste
/* MPEG controls */
case V4L2_CID_MPEG_CLASS: name = "MPEG Encoder Controls"; break;
case V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ: name = "Audio Sampling Frequency"; break;
- case V4L2_CID_MPEG_AUDIO_ENCODING: name = "Audio Encoding Layer"; break;
+ case V4L2_CID_MPEG_AUDIO_ENCODING: name = "Audio Encoding"; break;
case V4L2_CID_MPEG_AUDIO_L1_BITRATE: name = "Audio Layer I Bitrate"; break;
case V4L2_CID_MPEG_AUDIO_L2_BITRATE: name = "Audio Layer II Bitrate"; break;
case V4L2_CID_MPEG_AUDIO_L3_BITRATE: name = "Audio Layer III Bitrate"; break;
@@ -493,7 +495,7 @@ int v4l2_ctrl_query_fill_std(struct v4l2_queryctrl *qctrl)
case V4L2_CID_MPEG_AUDIO_ENCODING:
return v4l2_ctrl_query_fill(qctrl,
V4L2_MPEG_AUDIO_ENCODING_LAYER_1,
- V4L2_MPEG_AUDIO_ENCODING_LAYER_3, 1,
+ V4L2_MPEG_AUDIO_ENCODING_AAC, 1,
V4L2_MPEG_AUDIO_ENCODING_LAYER_2);
case V4L2_CID_MPEG_AUDIO_L1_BITRATE:
return v4l2_ctrl_query_fill(qctrl,
@@ -535,7 +537,7 @@ int v4l2_ctrl_query_fill_std(struct v4l2_queryctrl *qctrl)
case V4L2_CID_MPEG_VIDEO_ENCODING:
return v4l2_ctrl_query_fill(qctrl,
V4L2_MPEG_VIDEO_ENCODING_MPEG_1,
- V4L2_MPEG_VIDEO_ENCODING_MPEG_2, 1,
+ V4L2_MPEG_VIDEO_ENCODING_MPEG_4_AVC, 1,
V4L2_MPEG_VIDEO_ENCODING_MPEG_2);
case V4L2_CID_MPEG_VIDEO_ASPECT:
return v4l2_ctrl_query_fill(qctrl,
diff --git a/include/linux/videodev2.h b/include/linux/videodev2.h
index 303d93f..350aba2 100644
--- a/include/linux/videodev2.h
+++ b/include/linux/videodev2.h
@@ -910,6 +910,7 @@ enum v4l2_mpeg_audio_encoding {
V4L2_MPEG_AUDIO_ENCODING_LAYER_1 = 0,
V4L2_MPEG_AUDIO_ENCODING_LAYER_2 = 1,
V4L2_MPEG_AUDIO_ENCODING_LAYER_3 = 2,
+ V4L2_MPEG_AUDIO_ENCODING_AAC = 3,
};
#define V4L2_CID_MPEG_AUDIO_L1_BITRATE (V4L2_CID_MPEG_BASE+102)
enum v4l2_mpeg_audio_l1_bitrate {
@@ -992,8 +993,9 @@ enum v4l2_mpeg_audio_crc {
/* MPEG video */
#define V4L2_CID_MPEG_VIDEO_ENCODING (V4L2_CID_MPEG_BASE+200)
enum v4l2_mpeg_video_encoding {
- V4L2_MPEG_VIDEO_ENCODING_MPEG_1 = 0,
- V4L2_MPEG_VIDEO_ENCODING_MPEG_2 = 1,
+ V4L2_MPEG_VIDEO_ENCODING_MPEG_1 = 0,
+ V4L2_MPEG_VIDEO_ENCODING_MPEG_2 = 1,
+ V4L2_MPEG_VIDEO_ENCODING_MPEG_4_AVC = 2,
};
#define V4L2_CID_MPEG_VIDEO_ASPECT (V4L2_CID_MPEG_BASE+201)
enum v4l2_mpeg_video_aspect {
--
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