BLACKBIRD_FRAMERATE_NTSC_30, /* NTSC: 30fps */
BLACKBIRD_FRAMERATE_PAL_25 /* PAL: 25fps */
};
-enum blackbird_video_bitrate_type {
- BLACKBIRD_VIDEO_VBR,
- BLACKBIRD_VIDEO_CBR
-};
-#define BLACKBIRD_PEAK_RATE_DIVISOR 400
-enum blackbird_mux_rate {
- BLACKBIRD_MUX_RATE_DEFAULT,
- /* dvd mux rate: multiply by 400 to get the actual rate */
- BLACKBIRD_MUX_RATE_DVD = 25200
-};
-enum blackbird_aspect_ratio {
- BLACKBIRD_ASPECT_RATIO_FORBIDDEN,
- BLACKBIRD_ASPECT_RATIO_1_1_SQUARE,
- BLACKBIRD_ASPECT_RATIO_4_3,
- BLACKBIRD_ASPECT_RATIO_16_9,
- BLACKBIRD_ASPECT_RATIO_221_100,
- BLACKBIRD_ASPECT_RATIO_RESERVED
-};
-enum blackbird_dnr_bits {
- BLACKBIRD_DNR_BITS_MANUAL,
- BLACKBIRD_DNR_BITS_AUTO_SPATIAL,
- BLACKBIRD_DNR_BITS_AUTO_TEMPORAL,
- BLACKBIRD_DNR_BITS_AUTO
-};
-enum blackbird_median_filter {
- BLACKBIRD_MEDIAN_FILTER_DISABLED,
- BLACKBIRD_MEDIAN_FILTER_HORIZONTAL,
- BLACKBIRD_MEDIAN_FILTER_VERTICAL,
- BLACKBIRD_MEDIAN_FILTER_HV,
- BLACKBIRD_MEDIAN_FILTER_DIAGONAL
-};
-enum blackbird_spatial_filter_luma {
- BLACKBIRD_SPATIAL_FILTER_LUMA_DISABLED,
- BLACKBIRD_SPATIAL_FILTER_LUMA_1D_HORIZ,
- BLACKBIRD_SPATIAL_FILTER_LUMA_1D_VERT,
- BLACKBIRD_SPATIAL_FILTER_LUMA_2D_HV, /* separable, default */
- BLACKBIRD_SPATIAL_FILTER_LUMA_2D_SYMM /* symmetric non-separable */
-};
-enum blackbird_spatial_filter_chroma {
- BLACKBIRD_SPATIAL_FILTER_CHROMA_DISABLED,
- BLACKBIRD_SPATIAL_FILTER_CHROMA_1D_HORIZ /* default */
-};
-enum blackbird_pulldown {
- BLACKBIRD_3_2_PULLDOWN_DISABLED,
- BLACKBIRD_3_2_PULLDOWN_ENABLED
-};
-enum blackbird_vbi_line_bits {
- BLACKBIRD_VBI_LINE_BITS_TOP_FIELD,
- BLACKBIRD_VBI_LINE_BITS_BOT_FIELD = (1 << 31),
- BLACKBIRD_VBI_LINE_BITS_ALL_LINES = 0xFFFFFFFF
-};
-enum blackbird_vbi_line {
- BLACKBIRD_VBI_LINE_DISABLED,
- BLACKBIRD_VBI_LINE_ENABLED
-};
-enum blackbird_vbi_slicing {
- BLACKBIRD_VBI_SLICING_NONE,
- BLACKBIRD_VBI_SLICING_CLOSED_CAPTION
-};
-enum blackbird_stream_type {
- BLACKBIRD_STREAM_PROGRAM,
- BLACKBIRD_STREAM_TRANSPORT,
- BLACKBIRD_STREAM_MPEG1,
- BLACKBIRD_STREAM_PES_AV,
- BLACKBIRD_STREAM_UNKNOWN4,
- BLACKBIRD_STREAM_PES_VIDEO,
- BLACKBIRD_STREAM_UNKNOWN6,
- BLACKBIRD_STREAM_PES_AUDIO,
- BLACKBIRD_STREAM_UNKNOWN8,
- BLACKBIRD_STREAM_UNKNOWN9, /* audio/pcm ? */
- BLACKBIRD_STREAM_DVD,
- BLACKBIRD_STREAM_VCD,
- BLACKBIRD_STREAM_UNKNOWN12 /* svcd/xvcd ? */
-};
enum blackbird_stream_port {
BLACKBIRD_OUTPUT_PORT_MEMORY,
BLACKBIRD_OUTPUT_PORT_STREAMING,
BLACKBIRD_OUTPUT_PORT_SERIAL
};
-enum blackbird_audio_bits_sample_rate {
- BLACKBIRD_AUDIO_BITS_44100HZ,
- BLACKBIRD_AUDIO_BITS_48000HZ,
- BLACKBIRD_AUDIO_BITS_32000HZ,
- BLACKBIRD_AUDIO_BITS_RESERVED_HZ,
-};
-enum blackbird_audio_bits_encoding {
- BLACKBIRD_AUDIO_BITS_LAYER_1 = 0x1 << 2,
- BLACKBIRD_AUDIO_BITS_LAYER_2 = 0x2 << 2,
-};
-enum blackbird_audio_bits_bitrate_layer_1 {
- BLACKBIRD_AUDIO_BITS_LAYER_1_FREE_FORMAT,
- BLACKBIRD_AUDIO_BITS_LAYER_1_32 = 0x01 << 4,
- BLACKBIRD_AUDIO_BITS_LAYER_1_64 = 0x02 << 4,
- BLACKBIRD_AUDIO_BITS_LAYER_1_96 = 0x03 << 4,
- BLACKBIRD_AUDIO_BITS_LAYER_1_128 = 0x04 << 4,
- BLACKBIRD_AUDIO_BITS_LAYER_1_160 = 0x05 << 4,
- BLACKBIRD_AUDIO_BITS_LAYER_1_192 = 0x06 << 4,
- BLACKBIRD_AUDIO_BITS_LAYER_1_224 = 0x07 << 4,
- BLACKBIRD_AUDIO_BITS_LAYER_1_256 = 0x08 << 4,
- BLACKBIRD_AUDIO_BITS_LAYER_1_288 = 0x09 << 4,
- BLACKBIRD_AUDIO_BITS_LAYER_1_320 = 0x0A << 4,
- BLACKBIRD_AUDIO_BITS_LAYER_1_352 = 0x0B << 4,
- BLACKBIRD_AUDIO_BITS_LAYER_1_384 = 0x0C << 4,
- BLACKBIRD_AUDIO_BITS_LAYER_1_416 = 0x0D << 4,
- BLACKBIRD_AUDIO_BITS_LAYER_1_448 = 0x0E << 4,
-};
-enum blackbird_audio_bits_bitrate_layer_2 {
- BLACKBIRD_AUDIO_BITS_LAYER_2_FREE_FORMAT,
- BLACKBIRD_AUDIO_BITS_LAYER_2_32 = 0x01 << 4,
- BLACKBIRD_AUDIO_BITS_LAYER_2_48 = 0x02 << 4,
- BLACKBIRD_AUDIO_BITS_LAYER_2_56 = 0x03 << 4,
- BLACKBIRD_AUDIO_BITS_LAYER_2_64 = 0x04 << 4,
- BLACKBIRD_AUDIO_BITS_LAYER_2_80 = 0x05 << 4,
- BLACKBIRD_AUDIO_BITS_LAYER_2_96 = 0x06 << 4,
- BLACKBIRD_AUDIO_BITS_LAYER_2_112 = 0x07 << 4,
- BLACKBIRD_AUDIO_BITS_LAYER_2_128 = 0x08 << 4,
- BLACKBIRD_AUDIO_BITS_LAYER_2_160 = 0x09 << 4,
- BLACKBIRD_AUDIO_BITS_LAYER_2_192 = 0x0A << 4,
- BLACKBIRD_AUDIO_BITS_LAYER_2_224 = 0x0B << 4,
- BLACKBIRD_AUDIO_BITS_LAYER_2_256 = 0x0C << 4,
- BLACKBIRD_AUDIO_BITS_LAYER_2_320 = 0x0D << 4,
- BLACKBIRD_AUDIO_BITS_LAYER_2_384 = 0x0E << 4,
-};
-enum blackbird_audio_bits_mode {
- BLACKBIRD_AUDIO_BITS_STEREO,
- BLACKBIRD_AUDIO_BITS_JOINT_STEREO = 0x1 << 8,
- BLACKBIRD_AUDIO_BITS_DUAL = 0x2 << 8,
- BLACKBIRD_AUDIO_BITS_MONO = 0x3 << 8,
-};
-enum blackbird_audio_bits_mode_extension {
- BLACKBIRD_AUDIO_BITS_BOUND_4,
- BLACKBIRD_AUDIO_BITS_BOUND_8 = 0x1 << 10,
- BLACKBIRD_AUDIO_BITS_BOUND_12 = 0x2 << 10,
- BLACKBIRD_AUDIO_BITS_BOUND_16 = 0x3 << 10,
-};
-enum blackbird_audio_bits_emphasis {
- BLACKBIRD_AUDIO_BITS_EMPHASIS_NONE,
- BLACKBIRD_AUDIO_BITS_EMPHASIS_50_15 = 0x1 << 12,
- BLACKBIRD_AUDIO_BITS_EMPHASIS_RESERVED = 0x2 << 12,
- BLACKBIRD_AUDIO_BITS_EMPHASIS_CCITT_J17 = 0x3 << 12,
-};
-enum blackbird_audio_bits_crc {
- BLACKBIRD_AUDIO_BITS_CRC_OFF,
- BLACKBIRD_AUDIO_BITS_CRC_ON = 0x1 << 14,
-};
-enum blackbird_audio_bits_copyright {
- BLACKBIRD_AUDIO_BITS_COPYRIGHT_OFF,
- BLACKBIRD_AUDIO_BITS_COPYRIGHT_ON = 0x1 << 15,
-};
-enum blackbird_audio_bits_original {
- BLACKBIRD_AUDIO_BITS_COPY,
- BLACKBIRD_AUDIO_BITS_ORIGINAL = 0x1 << 16,
-};
-enum blackbird_gop_closure {
- BLACKBIRD_GOP_CLOSURE_OFF,
- BLACKBIRD_GOP_CLOSURE_ON,
-};
enum blackbird_data_xfer_status {
BLACKBIRD_MORE_BUFFERS_FOLLOW,
BLACKBIRD_LAST_BUFFER,
/* ------------------------------------------------------------------ */
-/* We don't need to call the API often, so using just one mailbox will probably suffice */
-static int blackbird_api_cmd(struct cx8802_dev *dev, u32 command,
- u32 inputcnt, u32 outputcnt, ...)
+static int blackbird_mbox_func(void *priv, int command, int in, int out, u32 data[CX2341X_MBOX_MAX_DATA])
{
+ struct cx8802_dev *dev = priv;
unsigned long timeout;
u32 value, flag, retval;
int i;
- va_list args;
- va_start(args, outputcnt);
dprintk(1,"%s: 0x%X\n", __FUNCTION__, command);
/* write command + args + fill remaining with zeros */
memory_write(dev->core, dev->mailbox + 1, command); /* command code */
memory_write(dev->core, dev->mailbox + 3, IVTV_API_STD_TIMEOUT); /* timeout */
- for (i = 0; i < inputcnt ; i++) {
- value = va_arg(args, int);
- memory_write(dev->core, dev->mailbox + 4 + i, value);
- dprintk(1, "API Input %d = %d\n", i, value);
+ for (i = 0; i < in; i++) {
+ memory_write(dev->core, dev->mailbox + 4 + i, data[i]);
+ dprintk(1, "API Input %d = %d\n", i, data[i]);
}
- for (; i < 16 ; i++)
+ for (; i < CX2341X_MBOX_MAX_DATA; i++)
memory_write(dev->core, dev->mailbox + 4 + i, 0);
flag |= 3; /* tell 'em we're done writing */
}
/* read output values */
- for (i = 0; i < outputcnt ; i++) {
- int *vptr = va_arg(args, int *);
- memory_read(dev->core, dev->mailbox + 4 + i, vptr);
- dprintk(1, "API Output %d = %d\n", i, *vptr);
+ for (i = 0; i < out; i++) {
+ memory_read(dev->core, dev->mailbox + 4 + i, data + i);
+ dprintk(1, "API Output %d = %d\n", i, data[i]);
}
- va_end(args);
memory_read(dev->core, dev->mailbox + 2, &retval);
dprintk(1, "API result = %d\n",retval);
memory_write(dev->core, dev->mailbox, flag);
return retval;
}
+/* ------------------------------------------------------------------ */
+/* We don't need to call the API often, so using just one mailbox will probably suffice */
+static int blackbird_api_cmd(struct cx8802_dev *dev, u32 command,
+ u32 inputcnt, u32 outputcnt, ...)
+{
+ u32 data[CX2341X_MBOX_MAX_DATA];
+ va_list vargs;
+ int i, err;
+
+ va_start(vargs, outputcnt);
+
+ for (i = 0; i < inputcnt; i++) {
+ data[i] = va_arg(vargs, int);
+ }
+ err = blackbird_mbox_func(dev, command, inputcnt, outputcnt, data);
+ for (i = 0; i < outputcnt; i++) {
+ int *vptr = va_arg(vargs, int *);
+ *vptr = data[i];
+ }
+ va_end(vargs);
+ return err;
+}
static int blackbird_find_mailbox(struct cx8802_dev *dev)
{
*DB: "DirectBurn"
*/
-static struct blackbird_dnr default_dnr_params = {
- .mode = BLACKBIRD_DNR_BITS_MANUAL,
- .type = BLACKBIRD_MEDIAN_FILTER_DISABLED,
- .spatial = 0,
- .temporal = 0
-};
+static void blackbird_codec_settings(struct cx8802_dev *dev)
+{
+ /* assign frame size */
+ blackbird_api_cmd(dev, CX2341X_ENC_SET_FRAME_SIZE, 2, 0,
+ dev->height, dev->width);
+
+ dev->params.width = dev->width;
+ dev->params.height = dev->height;
+ dev->params.is_50hz = (dev->core->tvnorm->id & V4L2_STD_625_50) != 0;
+
+ cx2341x_update(dev, blackbird_mbox_func, NULL, &dev->params);
+}
+
static struct v4l2_mpeg_compression default_mpeg_params = {
.st_type = V4L2_MPEG_PS_2,
.st_bitrate = {
.target = 224,
.max = 224
},
- .au_sample_rate = 44100,
+ .au_sample_rate = 48000,
.au_pesid = 0,
.vi_type = V4L2_MPEG_VI_2,
.vi_aspect_ratio = V4L2_MPEG_ASPECT_4_3,
.max = 6000
},
.vi_frame_rate = 25,
- .vi_frames_per_gop = 15,
+ .vi_frames_per_gop = 12,
.vi_bframes_count = 2,
.vi_pesid = 0,
- .closed_gops = 0,
+ .closed_gops = 1,
.pulldown = 0
};
-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, CX2341X_ENC_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, CX2341X_ENC_SET_FRAME_RATE, 1, 0, BLACKBIRD_FRAMERATE_PAL_25);
- }
- else
- {
- params->vi_frame_rate = 30;
- blackbird_api_cmd(dev, CX2341X_ENC_SET_FRAME_RATE, 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, CX2341X_ENC_SET_ASPECT_RATIO, 1, 0, mpeg_stream_ratios[params->vi_aspect_ratio]);
-
- /* assign gop properties */
- blackbird_api_cmd(dev, CX2341X_ENC_SET_GOP_PROPERTIES, 2, 0, params->vi_frames_per_gop, params->vi_bframes_count+1);
-
- /* assign gop closure */
- blackbird_api_cmd(dev, CX2341X_ENC_SET_GOP_CLOSURE, 1, 0, params->closed_gops);
-
- /* assign 3 2 pulldown */
- blackbird_api_cmd(dev, CX2341X_ENC_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, CX2341X_ENC_SET_AUDIO_PROPERTIES, 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, CX2341X_ENC_SET_BIT_RATE, 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, CX2341X_ENC_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, CX2341X_ENC_SET_FRAME_RATE, 1, 0, BLACKBIRD_FRAMERATE_PAL_25);
- else
- blackbird_api_cmd(dev, CX2341X_ENC_SET_FRAME_RATE, 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, CX2341X_ENC_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, CX2341X_ENC_SET_GOP_PROPERTIES, 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, CX2341X_ENC_SET_GOP_CLOSURE, 1, 0, params->closed_gops);
- }
-
- /* assign 3 2 pulldown */
- IF_PARAM( pulldown )
- {
- UPDATE_PARAM( pulldown );
- blackbird_api_cmd(dev, CX2341X_ENC_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, CX2341X_ENC_SET_AUDIO_PROPERTIES, 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, CX2341X_ENC_SET_BIT_RATE, 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, CX2341X_ENC_SET_DNR_FILTER_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, CX2341X_ENC_SET_DNR_FILTER_PROPS, 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, CX2341X_ENC_SET_DNR_FILTER_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, CX2341X_ENC_SET_DNR_FILTER_PROPS, 2, 0, dnr_params->spatial, dnr_params->temporal);
- }
-}
-
-static void blackbird_codec_settings(struct cx8802_dev *dev)
-{
-
- /* assign output port */
- blackbird_api_cmd(dev, CX2341X_ENC_SET_OUTPUT_PORT, 1, 0, BLACKBIRD_OUTPUT_PORT_STREAMING); /* Host */
-
- /* assign frame size */
- blackbird_api_cmd(dev, CX2341X_ENC_SET_FRAME_SIZE, 2, 0,
- dev->height, dev->width);
-
- /* assign coring levels (luma_h, luma_l, chroma_h, chroma_l) */
- blackbird_api_cmd(dev, CX2341X_ENC_SET_CORING_LEVELS, 4, 0, 0, 255, 0, 255);
-
- /* assign spatial filter type: luma_t: horiz_only, chroma_t: horiz_only */
- blackbird_api_cmd(dev, CX2341X_ENC_SET_SPATIAL_FILTER_TYPE, 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);
-}
-
static int blackbird_initialize_codec(struct cx8802_dev *dev)
{
struct cx88_core *core = dev->core;
{
struct v4l2_mpeg_compression *f = arg;
- memcpy(f,&dev->params,sizeof(*f));
+ memcpy(f,&default_mpeg_params,sizeof(*f));
return 0;
}
case VIDIOC_S_MPEGCOMP:
+ return 0;
+ case VIDIOC_G_EXT_CTRLS:
{
- struct v4l2_mpeg_compression *f = arg;
+ struct v4l2_ext_controls *f = arg;
- blackbird_set_params(dev, f);
- return 0;
+ if (f->ctrl_class != V4L2_CTRL_CLASS_MPEG)
+ return -EINVAL;
+ return cx2341x_ext_ctrls(&dev->params, f, cmd);
+ }
+ case VIDIOC_S_EXT_CTRLS:
+ case VIDIOC_TRY_EXT_CTRLS:
+ {
+ struct v4l2_ext_controls *f = arg;
+ struct cx2341x_mpeg_params p;
+ int err;
+
+ if (f->ctrl_class != V4L2_CTRL_CLASS_MPEG)
+ return -EINVAL;
+ p = dev->params;
+ err = cx2341x_ext_ctrls(&p, f, cmd);
+ if (err == 0 && cmd == VIDIOC_S_EXT_CTRLS) {
+ err = cx2341x_update(dev, blackbird_mbox_func, &dev->params, &p);
+ dev->params = p;
+ }
+ return err;
}
case VIDIOC_S_FREQUENCY:
{
dev->core = core;
dev->width = 720;
dev->height = 576;
- memcpy(&dev->params,&default_mpeg_params,sizeof(default_mpeg_params));
- memcpy(&dev->dnr_params,&default_dnr_params,sizeof(default_dnr_params));
+ cx2341x_fill_defaults(&dev->params);
switch (core->board) {
case CX88_BOARD_HAUPPAUGE_ROSLYN:
if (core->tuner_formats & V4L2_STD_525_60) {
dev->height = 480;
- dev->params.vi_frame_rate = 30;
} else {
dev->height = 576;
- dev->params.vi_frame_rate = 25;
}
break;
case CX88_BOARD_KWORLD_HARDWARE_MPEG_TV_XPERT:
if (core->tvnorm->id & V4L2_STD_525_60) {
dev->height = 480;
- dev->params.vi_frame_rate = 30;
} else {
dev->height = 576;
- dev->params.vi_frame_rate = 25;
}
break;
}
EXPORT_SYMBOL(cx88_ioctl_hook);
EXPORT_SYMBOL(cx88_ioctl_translator);
-EXPORT_SYMBOL(blackbird_set_params);
-EXPORT_SYMBOL(blackbird_set_dnr_params);
/* ----------------------------------------------------------- */
/*
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