From 188919ac57810e39138749338d5a33ba1e970e23 Mon Sep 17 00:00:00 2001 From: Janne Grunau Date: Fri, 8 Aug 2008 07:21:00 -0300 Subject: [PATCH] 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 Signed-off-by: Hans Verkuil Signed-off-by: Mauro Carvalho Chehab --- 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 303d93ff..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 { -- 2.7.4