V4L/DVB (4191): Add CX2341X MPEG encoder module.

Adds the cx2341x.c module that handles the programming of the Conexant
cx23415/6 MPEG encoder chip used by cx88-blackbird, pvrusb2 and ivtv.

Signed-off-by: Hans Verkuil <[email protected]>
Signed-off-by: Mauro Carvalho Chehab <[email protected]>
This commit is contained in:
Hans Verkuil 2006-06-18 14:40:30 -03:00 • committed by Mauro Carvalho Chehab
commit 5d1a9ae6d9
5 changed files with 938 additions and 0 deletions

View file

@ -19,6 +19,66 @@
#ifndef CX2341X_H
#define CX2341X_H
struct cx2341x_mpeg_params {
/* misc */
u16 width;
u16 height;
u16 is_50hz;
/* stream */
enum v4l2_mpeg_stream_type stream_type;
/* audio */
enum v4l2_mpeg_audio_sampling_freq audio_sampling_freq;
enum v4l2_mpeg_audio_encoding audio_encoding;
enum v4l2_mpeg_audio_l2_bitrate audio_l2_bitrate;
enum v4l2_mpeg_audio_mode audio_mode;
enum v4l2_mpeg_audio_mode_extension audio_mode_extension;
enum v4l2_mpeg_audio_emphasis audio_emphasis;
enum v4l2_mpeg_audio_crc audio_crc;
u8 audio_properties;
/* video */
enum v4l2_mpeg_video_encoding video_encoding;
enum v4l2_mpeg_video_aspect video_aspect;
u16 video_b_frames;
u16 video_gop_size;
u16 video_gop_closure;
u16 video_pulldown;
enum v4l2_mpeg_video_bitrate_mode video_bitrate_mode;
u32 video_bitrate;
u32 video_bitrate_peak;
u16 video_temporal_decimation;
/* encoding filters */
enum v4l2_mpeg_cx2341x_video_spatial_filter_mode video_spatial_filter_mode;
u16 video_spatial_filter;
enum v4l2_mpeg_cx2341x_video_luma_spatial_filter_type video_luma_spatial_filter_type;
enum v4l2_mpeg_cx2341x_video_chroma_spatial_filter_type video_chroma_spatial_filter_type;
enum v4l2_mpeg_cx2341x_video_temporal_filter_mode video_temporal_filter_mode;
u16 video_temporal_filter;
enum v4l2_mpeg_cx2341x_video_median_filter_type video_median_filter_type;
u16 video_luma_median_filter_top;
u16 video_luma_median_filter_bottom;
u16 video_chroma_median_filter_top;
u16 video_chroma_median_filter_bottom;
};
#define CX2341X_MBOX_MAX_DATA 16
typedef int (*cx2341x_mbox_func)(void *priv, int cmd, int in, int out,
u32 data[CX2341X_MBOX_MAX_DATA]);
int cx2341x_update(void *priv, cx2341x_mbox_func func,
const struct cx2341x_mpeg_params *old,
const struct cx2341x_mpeg_params *new);
int cx2341x_ctrl_query(struct cx2341x_mpeg_params *params,
struct v4l2_queryctrl *qctrl);
const char **cx2341x_ctrl_get_menu(u32 id);
int cx2341x_ext_ctrls(struct cx2341x_mpeg_params *params,
struct v4l2_ext_controls *ctrls, int cmd);
void cx2341x_fill_defaults(struct cx2341x_mpeg_params *p);
void cx2341x_log_status(struct cx2341x_mpeg_params *p, int cardid);
/* Firmware names */
#define CX2341X_FIRM_ENC_FILENAME "v4l-cx2341x-enc.fw"
/* Decoder firmware for the cx23415 only */