[media] v4l: add fourcc definitions for compressed formats

Add fourcc definitions and documentation for the following
compressed formats: H264, H264 without start codes,
MPEG1/2/4 ES, XVID, VC1 Annex G and Annex L compliant.

Signed-off-by: Kamil Debski <k.debski@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

1 files changed, 13 insertions, 4 deletions

diff --git a/include/linux/videodev2.h b/include/linux/videodev2.h
index 8b1224c1c536..cb22a2c7a467 100644
--- a/include/linux/videodev2.h
+++ b/include/linux/videodev2.h
@@ -376,7 +376,16 @@ struct v4l2_pix_format {
 #define V4L2_PIX_FMT_MJPEG    v4l2_fourcc('M', 'J', 'P', 'G') /* Motion-JPEG   */
 #define V4L2_PIX_FMT_JPEG     v4l2_fourcc('J', 'P', 'E', 'G') /* JFIF JPEG     */
 #define V4L2_PIX_FMT_DV       v4l2_fourcc('d', 'v', 's', 'd') /* 1394          */
-#define V4L2_PIX_FMT_MPEG     v4l2_fourcc('M', 'P', 'E', 'G') /* MPEG-1/2/4    */
+#define V4L2_PIX_FMT_MPEG     v4l2_fourcc('M', 'P', 'E', 'G') /* MPEG-1/2/4 Multiplexed */
+#define V4L2_PIX_FMT_H264     v4l2_fourcc('H', '2', '6', '4') /* H264 with start codes */
+#define V4L2_PIX_FMT_H264_NO_SC v4l2_fourcc('A', 'V', 'C', '1') /* H264 without start codes */
+#define V4L2_PIX_FMT_H263     v4l2_fourcc('H', '2', '6', '3') /* H263          */
+#define V4L2_PIX_FMT_MPEG1    v4l2_fourcc('M', 'P', 'G', '1') /* MPEG-1 ES     */
+#define V4L2_PIX_FMT_MPEG2    v4l2_fourcc('M', 'P', 'G', '2') /* MPEG-2 ES     */
+#define V4L2_PIX_FMT_MPEG4    v4l2_fourcc('M', 'P', 'G', '4') /* MPEG-4 ES     */
+#define V4L2_PIX_FMT_XVID     v4l2_fourcc('X', 'V', 'I', 'D') /* Xvid           */
+#define V4L2_PIX_FMT_VC1_ANNEX_G v4l2_fourcc('V', 'C', '1', 'G') /* SMPTE 421M Annex G compliant stream */
+#define V4L2_PIX_FMT_VC1_ANNEX_L v4l2_fourcc('V', 'C', '1', 'L') /* SMPTE 421M Annex L compliant stream */
 
 /*  Vendor-specific formats   */
 #define V4L2_PIX_FMT_CPIA1    v4l2_fourcc('C', 'P', 'I', 'A') /* cpia1 YUV */
@@ -1154,7 +1163,7 @@ enum v4l2_colorfx {
 #define V4L2_CID_MPEG_BASE                      (V4L2_CTRL_CLASS_MPEG | 0x900)
 #define V4L2_CID_MPEG_CLASS                     (V4L2_CTRL_CLASS_MPEG | 1)
 
-/*  MPEG streams */
+/*  MPEG streams, specific to multiplexed streams */
 #define V4L2_CID_MPEG_STREAM_TYPE               (V4L2_CID_MPEG_BASE+0)
 enum v4l2_mpeg_stream_type {
         V4L2_MPEG_STREAM_TYPE_MPEG2_PS   = 0, /* MPEG-2 program stream */
@@ -1176,7 +1185,7 @@ enum v4l2_mpeg_stream_vbi_fmt {
         V4L2_MPEG_STREAM_VBI_FMT_IVTV = 1,  /* VBI in private packets, IVTV format */
 };
 
-/*  MPEG audio */
+/*  MPEG audio controls specific to multiplexed streams  */
 #define V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ       (V4L2_CID_MPEG_BASE+100)
 enum v4l2_mpeg_audio_sampling_freq {
         V4L2_MPEG_AUDIO_SAMPLING_FREQ_44100 = 0,
@@ -1292,7 +1301,7 @@ enum v4l2_mpeg_audio_ac3_bitrate {
         V4L2_MPEG_AUDIO_AC3_BITRATE_640K = 18,
 };
 
-/*  MPEG video */
+/*  MPEG video controls specific to multiplexed streams */
 #define V4L2_CID_MPEG_VIDEO_ENCODING            (V4L2_CID_MPEG_BASE+200)
 enum v4l2_mpeg_video_encoding {
         V4L2_MPEG_VIDEO_ENCODING_MPEG_1     = 0,