+static enum blackbird_stream_type mpeg_stream_types[] = {
+ [V4L2_MPEG_SS_1] = BLACKBIRD_STREAM_MPEG1,
+ [V4L2_MPEG_PS_2] = BLACKBIRD_STREAM_PROGRAM,
+ [V4L2_MPEG_TS_2] = BLACKBIRD_STREAM_TRANSPORT,
+ [V4L2_MPEG_PS_DVD] = BLACKBIRD_STREAM_DVD,
+};
+static enum blackbird_aspect_ratio mpeg_stream_ratios[] = {
+ [V4L2_MPEG_ASPECT_SQUARE] = BLACKBIRD_ASPECT_RATIO_1_1_SQUARE,
+ [V4L2_MPEG_ASPECT_4_3] = BLACKBIRD_ASPECT_RATIO_4_3,
+ [V4L2_MPEG_ASPECT_16_9] = BLACKBIRD_ASPECT_RATIO_16_9,
+ [V4L2_MPEG_ASPECT_1_221] = BLACKBIRD_ASPECT_RATIO_221_100,
+};
+static enum blackbird_video_bitrate_type mpeg_video_bitrates[] = {
+ [V4L2_BITRATE_NONE] = BLACKBIRD_VIDEO_CBR,
+ [V4L2_BITRATE_CBR] = BLACKBIRD_VIDEO_CBR,
+ [V4L2_BITRATE_VBR] = BLACKBIRD_VIDEO_VBR,
+};
+/* find the best layer I/II bitrate to fit a given numeric value */
+struct bitrate_bits {
+ u32 bits; /* layer bits for the best fit */
+ u32 rate; /* actual numeric value for the layer best fit */
+};
+struct bitrate_approximation {
+ u32 target; /* numeric value of the rate we want */
+ struct bitrate_bits layer[2];
+};
+static struct bitrate_approximation mpeg_audio_bitrates[] = {
+ /* target layer[0].bits layer[0].rate layer[1].bits layer[1].rate */
+ { 0, { { 0, 0, }, { 0, 0, }, }, },
+ { 32, { { BLACKBIRD_AUDIO_BITS_LAYER_1_32 , 32, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_32 , 32, }, }, },
+ { 48, { { BLACKBIRD_AUDIO_BITS_LAYER_1_64 , 64, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_48 , 48, }, }, },
+ { 56, { { BLACKBIRD_AUDIO_BITS_LAYER_1_64 , 64, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_56 , 56, }, }, },
+ { 64, { { BLACKBIRD_AUDIO_BITS_LAYER_1_64 , 64, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_64 , 64, }, }, },
+ { 80, { { BLACKBIRD_AUDIO_BITS_LAYER_1_96 , 96, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_80 , 80, }, }, },
+ { 96, { { BLACKBIRD_AUDIO_BITS_LAYER_1_96 , 96, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_96 , 96, }, }, },
+ { 112, { { BLACKBIRD_AUDIO_BITS_LAYER_1_128, 128, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_112, 112, }, }, },
+ { 128, { { BLACKBIRD_AUDIO_BITS_LAYER_1_128, 128, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_128, 128, }, }, },
+ { 160, { { BLACKBIRD_AUDIO_BITS_LAYER_1_160, 160, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_160, 160, }, }, },
+ { 192, { { BLACKBIRD_AUDIO_BITS_LAYER_1_192, 192, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_192, 192, }, }, },
+ { 224, { { BLACKBIRD_AUDIO_BITS_LAYER_1_224, 224, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_224, 224, }, }, },
+ { 256, { { BLACKBIRD_AUDIO_BITS_LAYER_1_256, 256, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_256, 256, }, }, },
+ { 288, { { BLACKBIRD_AUDIO_BITS_LAYER_1_288, 288, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_320, 320, }, }, },
+ { 320, { { BLACKBIRD_AUDIO_BITS_LAYER_1_320, 320, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_320, 320, }, }, },
+ { 352, { { BLACKBIRD_AUDIO_BITS_LAYER_1_352, 352, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_384, 384, }, }, },
+ { 384, { { BLACKBIRD_AUDIO_BITS_LAYER_1_384, 384, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_384, 384, }, }, },
+ { 416, { { BLACKBIRD_AUDIO_BITS_LAYER_1_416, 416, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_384, 384, }, }, },
+ { 448, { { BLACKBIRD_AUDIO_BITS_LAYER_1_448, 448, }, { BLACKBIRD_AUDIO_BITS_LAYER_2_384, 384, }, }, },
+};
+static const int BITRATES_SIZE = ARRAY_SIZE(mpeg_audio_bitrates);
+
+static void blackbird_set_default_params(struct cx8802_dev *dev)
+{
+ struct v4l2_mpeg_compression *params = &dev->params;
+ u32 au_params;
+
+ /* assign stream type */
+ if( params->st_type >= ARRAY_SIZE(mpeg_stream_types) )
+ params->st_type = V4L2_MPEG_PS_2;
+ if( params->st_type == V4L2_MPEG_SS_1 )
+ params->vi_type = V4L2_MPEG_VI_1;
+ else
+ params->vi_type = V4L2_MPEG_VI_2;
+ blackbird_api_cmd(dev, BLACKBIRD_API_SET_STREAM_TYPE, 1, 0, mpeg_stream_types[params->st_type]);
+
+ /* assign framerate */
+ if( params->vi_frame_rate <= 25 )
+ {
+ params->vi_frame_rate = 25;
+ blackbird_api_cmd(dev, BLACKBIRD_API_SET_FRAMERATE, 1, 0, BLACKBIRD_FRAMERATE_PAL_25);
+ }
+ else
+ {
+ params->vi_frame_rate = 30;
+ blackbird_api_cmd(dev, BLACKBIRD_API_SET_FRAMERATE, 1, 0, BLACKBIRD_FRAMERATE_NTSC_30);
+ }
+
+ /* assign aspect ratio */
+ if( params->vi_aspect_ratio >= ARRAY_SIZE(mpeg_stream_ratios) )
+ params->vi_aspect_ratio = V4L2_MPEG_ASPECT_4_3;
+ blackbird_api_cmd(dev, BLACKBIRD_API_SET_ASPECT_RATIO, 1, 0, mpeg_stream_ratios[params->vi_aspect_ratio]);
+
+ /* assign gop properties */
+ blackbird_api_cmd(dev, BLACKBIRD_API_SET_GOP_STRUCTURE, 2, 0, params->vi_frames_per_gop, params->vi_bframes_count+1);
+
+ /* assign gop closure */
+ blackbird_api_cmd(dev, BLACKBIRD_API_SET_GOP_CLOSURE, 1, 0, params->closed_gops);
+
+ /* assign 3 2 pulldown */
+ blackbird_api_cmd(dev, BLACKBIRD_API_SET_3_2_PULLDOWN, 1, 0, params->pulldown);
+
+ /* make sure the params are within bounds */
+ if( params->st_bitrate.mode >= ARRAY_SIZE(mpeg_video_bitrates) )
+ params->vi_bitrate.mode = V4L2_BITRATE_NONE;
+ if( params->vi_bitrate.mode >= ARRAY_SIZE(mpeg_video_bitrates) )
+ params->vi_bitrate.mode = V4L2_BITRATE_NONE;
+ if( params->au_bitrate.mode >= ARRAY_SIZE(mpeg_video_bitrates) )
+ params->au_bitrate.mode = V4L2_BITRATE_NONE;
+
+ /* assign audio properties */
+ /* note: it's not necessary to set the samplerate, the mpeg encoder seems to autodetect/adjust */
+ au_params = BLACKBIRD_AUDIO_BITS_STEREO |
+ /* BLACKBIRD_AUDIO_BITS_BOUND_4 | */
+ BLACKBIRD_AUDIO_BITS_EMPHASIS_NONE |
+ BLACKBIRD_AUDIO_BITS_CRC_OFF |
+ BLACKBIRD_AUDIO_BITS_COPYRIGHT_OFF |
+ BLACKBIRD_AUDIO_BITS_COPY |
+ 0;
+ if( params->au_sample_rate <= 32000 )
+ {
+ params->au_sample_rate = 32000;
+ au_params |= BLACKBIRD_AUDIO_BITS_32000HZ;
+ }
+ else if( params->au_sample_rate <= 44100 )
+ {
+ params->au_sample_rate = 44100;
+ au_params |= BLACKBIRD_AUDIO_BITS_44100HZ;
+ }
+ else
+ {
+ params->au_sample_rate = 48000;
+ au_params |= BLACKBIRD_AUDIO_BITS_48000HZ;
+ }
+ if( params->au_type == V4L2_MPEG_AU_2_I )
+ {
+ au_params |= BLACKBIRD_AUDIO_BITS_LAYER_1;
+ }
+ else
+ {
+ /* TODO: try to handle the other formats more gracefully */
+ params->au_type = V4L2_MPEG_AU_2_II;
+ au_params |= BLACKBIRD_AUDIO_BITS_LAYER_2;
+ }
+ if( params->au_bitrate.mode )
+ {
+ int layer;
+
+ if( params->au_bitrate.mode == V4L2_BITRATE_CBR )
+ params->au_bitrate.max = params->vi_bitrate.target;
+ else
+ params->au_bitrate.target = params->vi_bitrate.max;
+
+ layer = params->au_type;
+ if( params->au_bitrate.target == 0 )
+ {
+ /* TODO: use the minimum possible bitrate instead of 0 ? */
+ au_params |= 0;
+ }
+ else if( params->au_bitrate.target >=
+ mpeg_audio_bitrates[BITRATES_SIZE-1].layer[layer].rate )
+ {
+ /* clamp the bitrate to the max supported by the standard */
+ params->au_bitrate.target = mpeg_audio_bitrates[BITRATES_SIZE-1].layer[layer].rate;
+ params->au_bitrate.max = params->au_bitrate.target;
+ au_params |= mpeg_audio_bitrates[BITRATES_SIZE-1].layer[layer].bits;
+ }
+ else
+ {
+ /* round up to the nearest supported bitrate */
+ int i;
+ for(i = 1; i < BITRATES_SIZE; i++)
+ {
+ if( params->au_bitrate.target > mpeg_audio_bitrates[i-1].layer[layer].rate &&
+ params->au_bitrate.target <= mpeg_audio_bitrates[i].layer[layer].rate )
+ {
+ params->au_bitrate.target = mpeg_audio_bitrates[i].layer[layer].rate;
+ params->au_bitrate.max = params->au_bitrate.target;
+ au_params |= mpeg_audio_bitrates[i].layer[layer].bits;
+ break;
+ }
+ }
+ }
+ }
+ else
+ {
+ /* TODO: ??? */
+ params->au_bitrate.target = params->au_bitrate.max = 0;
+ au_params |= 0;
+ }
+ blackbird_api_cmd(dev, BLACKBIRD_API_SET_AUDIO_PARAMS, 1, 0, au_params );
+
+ /* assign bitrates */
+ if( params->vi_bitrate.mode )
+ {
+ /* bitrate is set, let's figure out the cbr/vbr mess */
+ if( params->vi_bitrate.max < params->vi_bitrate.target )
+ {
+ if( params->vi_bitrate.mode == V4L2_BITRATE_CBR )
+ params->vi_bitrate.max = params->vi_bitrate.target;
+ else
+ params->vi_bitrate.target = params->vi_bitrate.max;
+ }
+ }
+ else
+ {
+ if( params->st_bitrate.max < params->st_bitrate.target )
+ {
+ if( params->st_bitrate.mode == V4L2_BITRATE_VBR )
+ params->st_bitrate.target = params->st_bitrate.max;
+ else
+ params->st_bitrate.max = params->st_bitrate.target;
+ }
+ /* calculate vi_bitrate = st_bitrate - au_bitrate */
+ params->vi_bitrate.max = params->st_bitrate.max - params->au_bitrate.max;
+ params->vi_bitrate.target = params->st_bitrate.target - params->au_bitrate.target;
+ }
+ blackbird_api_cmd(dev, BLACKBIRD_API_SET_VIDEO_BITRATE, 4, 0,
+ mpeg_video_bitrates[params->vi_bitrate.mode],
+ params->vi_bitrate.target * 1000, /* kbps -> bps */
+ params->vi_bitrate.max * 1000 / BLACKBIRD_PEAK_RATE_DIVISOR, /* peak/400 */
+ BLACKBIRD_MUX_RATE_DEFAULT /*, 0x70*/); /* encoding buffer, ckennedy */
+
+ /* TODO: implement the stream ID stuff:
+ ts_pid_pmt, ts_pid_audio, ts_pid_video, ts_pid_pcr,
+ ps_size, au_pesid, vi_pesid
+ */
+}
+#define CHECK_PARAM( name ) ( dev->params.name != params->name )
+#define IF_PARAM( name ) if( CHECK_PARAM( name ) )
+#define UPDATE_PARAM( name ) dev->params.name = params->name
+void blackbird_set_params(struct cx8802_dev *dev, struct v4l2_mpeg_compression *params)
+{
+ u32 au_params;
+
+ /* assign stream type */
+ if( params->st_type >= ARRAY_SIZE(mpeg_stream_types) )
+ params->st_type = V4L2_MPEG_PS_2;
+ if( params->st_type == V4L2_MPEG_SS_1 )
+ params->vi_type = V4L2_MPEG_VI_1;
+ else
+ params->vi_type = V4L2_MPEG_VI_2;
+ if( CHECK_PARAM( st_type ) || CHECK_PARAM( vi_type ) )
+ {
+ UPDATE_PARAM( st_type );
+ UPDATE_PARAM( vi_type );
+ blackbird_api_cmd(dev, BLACKBIRD_API_SET_STREAM_TYPE, 1, 0, mpeg_stream_types[params->st_type]);
+ }
+
+ /* assign framerate */
+ if( params->vi_frame_rate <= 25 )
+ params->vi_frame_rate = 25;
+ else
+ params->vi_frame_rate = 30;
+ IF_PARAM( vi_frame_rate )
+ {
+ UPDATE_PARAM( vi_frame_rate );
+ if( params->vi_frame_rate == 25 )
+ blackbird_api_cmd(dev, BLACKBIRD_API_SET_FRAMERATE, 1, 0, BLACKBIRD_FRAMERATE_PAL_25);
+ else
+ blackbird_api_cmd(dev, BLACKBIRD_API_SET_FRAMERATE, 1, 0, BLACKBIRD_FRAMERATE_NTSC_30);
+ }
+
+ /* assign aspect ratio */
+ if( params->vi_aspect_ratio >= ARRAY_SIZE(mpeg_stream_ratios) )
+ params->vi_aspect_ratio = V4L2_MPEG_ASPECT_4_3;
+ IF_PARAM( vi_aspect_ratio )
+ {
+ UPDATE_PARAM( vi_aspect_ratio );
+ blackbird_api_cmd(dev, BLACKBIRD_API_SET_ASPECT_RATIO, 1, 0, mpeg_stream_ratios[params->vi_aspect_ratio]);
+ }
+
+ /* assign gop properties */
+ if( CHECK_PARAM( vi_frames_per_gop ) || CHECK_PARAM( vi_bframes_count ) )
+ {
+ UPDATE_PARAM( vi_frames_per_gop );
+ UPDATE_PARAM( vi_bframes_count );
+ blackbird_api_cmd(dev, BLACKBIRD_API_SET_GOP_STRUCTURE, 2, 0, params->vi_frames_per_gop, params->vi_bframes_count+1);
+ }
+
+ /* assign gop closure */
+ IF_PARAM( closed_gops )
+ {
+ UPDATE_PARAM( closed_gops );
+ blackbird_api_cmd(dev, BLACKBIRD_API_SET_GOP_CLOSURE, 1, 0, params->closed_gops);
+ }
+
+ /* assign 3 2 pulldown */
+ IF_PARAM( pulldown )
+ {
+ UPDATE_PARAM( pulldown );
+ blackbird_api_cmd(dev, BLACKBIRD_API_SET_3_2_PULLDOWN, 1, 0, params->pulldown);
+ }
+
+ /* make sure the params are within bounds */
+ if( params->st_bitrate.mode >= ARRAY_SIZE(mpeg_video_bitrates) )
+ params->vi_bitrate.mode = V4L2_BITRATE_NONE;
+ if( params->vi_bitrate.mode >= ARRAY_SIZE(mpeg_video_bitrates) )
+ params->vi_bitrate.mode = V4L2_BITRATE_NONE;
+ if( params->au_bitrate.mode >= ARRAY_SIZE(mpeg_video_bitrates) )
+ params->au_bitrate.mode = V4L2_BITRATE_NONE;
+
+ /* assign audio properties */
+ /* note: it's not necessary to set the samplerate, the mpeg encoder seems to autodetect/adjust */
+ au_params = BLACKBIRD_AUDIO_BITS_STEREO |
+ /* BLACKBIRD_AUDIO_BITS_BOUND_4 | */
+ BLACKBIRD_AUDIO_BITS_EMPHASIS_NONE |
+ BLACKBIRD_AUDIO_BITS_CRC_OFF |
+ BLACKBIRD_AUDIO_BITS_COPYRIGHT_OFF |
+ BLACKBIRD_AUDIO_BITS_COPY |
+ 0;
+ if( params->au_sample_rate < 32000 )
+ {
+ params->au_sample_rate = 32000;
+ au_params |= BLACKBIRD_AUDIO_BITS_32000HZ;
+ }
+ else if( params->au_sample_rate < 44100 )
+ {
+ params->au_sample_rate = 44100;
+ au_params |= BLACKBIRD_AUDIO_BITS_44100HZ;
+ }
+ else
+ {
+ params->au_sample_rate = 48000;
+ au_params |= BLACKBIRD_AUDIO_BITS_48000HZ;
+ }
+ if( params->au_type == V4L2_MPEG_AU_2_I )
+ {
+ au_params |= BLACKBIRD_AUDIO_BITS_LAYER_1;
+ }
+ else
+ {
+ /* TODO: try to handle the other formats more gracefully */
+ params->au_type = V4L2_MPEG_AU_2_II;
+ au_params |= BLACKBIRD_AUDIO_BITS_LAYER_2;
+ }
+ if( params->au_bitrate.mode )
+ {
+ int layer;
+
+ if( params->au_bitrate.mode == V4L2_BITRATE_CBR )
+ params->au_bitrate.max = params->vi_bitrate.target;
+ else
+ params->au_bitrate.target = params->vi_bitrate.max;
+
+ layer = params->au_type;
+ if( params->au_bitrate.target == 0 )
+ {
+ /* TODO: use the minimum possible bitrate instead of 0 ? */
+ au_params |= 0;
+ }
+ else if( params->au_bitrate.target >=
+ mpeg_audio_bitrates[BITRATES_SIZE-1].layer[layer].rate )
+ {
+ /* clamp the bitrate to the max supported by the standard */
+ params->au_bitrate.target = mpeg_audio_bitrates[BITRATES_SIZE-1].layer[layer].rate;
+ params->au_bitrate.max = params->au_bitrate.target;
+ au_params |= mpeg_audio_bitrates[BITRATES_SIZE-1].layer[layer].bits;
+ }
+ else
+ {
+ /* round up to the nearest supported bitrate */
+ int i;
+ for(i = 1; i < BITRATES_SIZE; i++)
+ {
+ if( params->au_bitrate.target > mpeg_audio_bitrates[i-1].layer[layer].rate &&
+ params->au_bitrate.target <= mpeg_audio_bitrates[i].layer[layer].rate )
+ {
+ params->au_bitrate.target = mpeg_audio_bitrates[i].layer[layer].rate;
+ params->au_bitrate.max = params->au_bitrate.target;
+ au_params |= mpeg_audio_bitrates[i].layer[layer].bits;
+ break;
+ }
+ }
+ }
+ }
+ else
+ {
+ /* TODO: ??? */
+ params->au_bitrate.target = params->au_bitrate.max = 0;
+ au_params |= 0;
+ }
+ if( CHECK_PARAM( au_type ) || CHECK_PARAM( au_sample_rate )
+ || CHECK_PARAM( au_bitrate.mode ) || CHECK_PARAM( au_bitrate.max )
+ || CHECK_PARAM( au_bitrate.target )
+ )
+ {
+ UPDATE_PARAM( au_type );
+ UPDATE_PARAM( au_sample_rate );
+ UPDATE_PARAM( au_bitrate );
+ blackbird_api_cmd(dev, BLACKBIRD_API_SET_AUDIO_PARAMS, 1, 0, au_params );
+ }
+
+ /* assign bitrates */
+ if( params->vi_bitrate.mode )
+ {
+ /* bitrate is set, let's figure out the cbr/vbr mess */
+ if( params->vi_bitrate.max < params->vi_bitrate.target )
+ {
+ if( params->vi_bitrate.mode == V4L2_BITRATE_CBR )
+ params->vi_bitrate.max = params->vi_bitrate.target;
+ else
+ params->vi_bitrate.target = params->vi_bitrate.max;
+ }
+ }
+ else
+ {
+ if( params->st_bitrate.max < params->st_bitrate.target )
+ {
+ if( params->st_bitrate.mode == V4L2_BITRATE_VBR )
+ params->st_bitrate.target = params->st_bitrate.max;
+ else
+ params->st_bitrate.max = params->st_bitrate.target;
+ }
+ /* calculate vi_bitrate = st_bitrate - au_bitrate */
+ params->vi_bitrate.max = params->st_bitrate.max - params->au_bitrate.max;
+ params->vi_bitrate.target = params->st_bitrate.target - params->au_bitrate.target;
+ }
+ UPDATE_PARAM( st_bitrate );
+ if( CHECK_PARAM( vi_bitrate.mode ) || CHECK_PARAM( vi_bitrate.max )
+ || CHECK_PARAM( vi_bitrate.target )
+ )
+ {
+ UPDATE_PARAM( vi_bitrate );
+ blackbird_api_cmd(dev, BLACKBIRD_API_SET_VIDEO_BITRATE, 4, 0,
+ mpeg_video_bitrates[params->vi_bitrate.mode],
+ params->vi_bitrate.target * 1000, /* kbps -> bps */
+ params->vi_bitrate.max * 1000 / BLACKBIRD_PEAK_RATE_DIVISOR, /* peak/400 */
+ BLACKBIRD_MUX_RATE_DEFAULT /*, 0x70*/); /* encoding buffer, ckennedy */
+ }
+
+ /* TODO: implement the stream ID stuff:
+ ts_pid_pmt, ts_pid_audio, ts_pid_video, ts_pid_pcr,
+ ps_size, au_pesid, vi_pesid
+ */
+ UPDATE_PARAM( ts_pid_pmt );
+ UPDATE_PARAM( ts_pid_audio );
+ UPDATE_PARAM( ts_pid_video );
+ UPDATE_PARAM( ts_pid_pcr );
+ UPDATE_PARAM( ps_size );
+ UPDATE_PARAM( au_pesid );
+ UPDATE_PARAM( vi_pesid );
+}
+
+static void blackbird_set_default_dnr_params(struct cx8802_dev *dev)
+{
+ /* assign dnr filter mode */
+ if( dev->dnr_params.mode > BLACKBIRD_DNR_BITS_AUTO )
+ dev->dnr_params.mode = BLACKBIRD_DNR_BITS_MANUAL;
+ if( dev->dnr_params.type > BLACKBIRD_MEDIAN_FILTER_DIAGONAL )
+ dev->dnr_params.type = BLACKBIRD_MEDIAN_FILTER_DISABLED;
+ blackbird_api_cmd(dev, BLACKBIRD_API_SET_DNR_MODE, 2, 0,
+ dev->dnr_params.mode,
+ dev->dnr_params.type
+ );
+
+ /* assign dnr filter props*/
+ if( dev->dnr_params.spatial > 15 )
+ dev->dnr_params.spatial = 15;
+ if( dev->dnr_params.temporal > 31 )
+ dev->dnr_params.temporal = 31;
+ blackbird_api_cmd(dev, BLACKBIRD_API_SET_MANUAL_DNR, 2, 0,
+ dev->dnr_params.spatial,
+ dev->dnr_params.temporal
+ );
+}
+#define CHECK_DNR_PARAM( name ) ( dev->dnr_params.name != dnr_params->name )
+#define UPDATE_DNR_PARAM( name ) dev->dnr_params.name = dnr_params->name
+void blackbird_set_dnr_params(struct cx8802_dev *dev, struct blackbird_dnr* dnr_params)
+{
+ /* assign dnr filter mode */
+ /* clamp values */
+ if( dnr_params->mode > BLACKBIRD_DNR_BITS_AUTO )
+ dnr_params->mode = BLACKBIRD_DNR_BITS_MANUAL;
+ if( dnr_params->type > BLACKBIRD_MEDIAN_FILTER_DIAGONAL )
+ dnr_params->type = BLACKBIRD_MEDIAN_FILTER_DISABLED;
+ /* check if the params actually changed */
+ if( CHECK_DNR_PARAM( mode ) || CHECK_DNR_PARAM( type ) )
+ {
+ UPDATE_DNR_PARAM( mode );
+ UPDATE_DNR_PARAM( type );
+ blackbird_api_cmd(dev, BLACKBIRD_API_SET_DNR_MODE, 2, 0, dnr_params->mode, dnr_params->type);
+ }
+
+ /* assign dnr filter props*/
+ if( dnr_params->spatial > 15 )
+ dnr_params->spatial = 15;
+ if( dnr_params->temporal > 31 )
+ dnr_params->temporal = 31;
+ if( CHECK_DNR_PARAM( spatial ) || CHECK_DNR_PARAM( temporal ) )
+ {
+ UPDATE_DNR_PARAM( spatial );
+ UPDATE_DNR_PARAM( temporal );
+ blackbird_api_cmd(dev, BLACKBIRD_API_SET_MANUAL_DNR, 2, 0, dnr_params->spatial, dnr_params->temporal);
+ }
+}
+
+static void blackbird_codec_settings(struct cx8802_dev *dev)
+{
+
+ /* assign output port */
+ blackbird_api_cmd(dev, BLACKBIRD_API_SET_OUTPUT_PORT, 1, 0, BLACKBIRD_OUTPUT_PORT_STREAMING); /* Host */
+
+ /* assign frame size */
+ blackbird_api_cmd(dev, BLACKBIRD_API_SET_RESOLUTION, 2, 0,
+ dev->height, dev->width);
+
+ /* assign coring levels (luma_h, luma_l, chroma_h, chroma_l) */
+ blackbird_api_cmd(dev, BLACKBIRD_API_SET_DNR_MEDIAN, 4, 0, 0, 255, 0, 255);
+
+ /* assign spatial filter type: luma_t: horiz_only, chroma_t: horiz_only */
+ blackbird_api_cmd(dev, BLACKBIRD_API_SET_SPATIAL_FILTER, 2, 0,
+ BLACKBIRD_SPATIAL_FILTER_LUMA_1D_HORIZ,
+ BLACKBIRD_SPATIAL_FILTER_CHROMA_1D_HORIZ
+ );
+
+ /* assign frame drop rate */
+ /* blackbird_api_cmd(dev, IVTV_API_ASSIGN_FRAME_DROP_RATE, 1, 0, 0); */
+
+ blackbird_set_default_params(dev);
+ blackbird_set_default_dnr_params(dev);
+}
+