diff options
Diffstat (limited to 'drivers/media/video/cx88/cx88-blackbird.c')
| -rw-r--r-- | drivers/media/video/cx88/cx88-blackbird.c | 638 |
1 files changed, 573 insertions, 65 deletions
diff --git a/drivers/media/video/cx88/cx88-blackbird.c b/drivers/media/video/cx88/cx88-blackbird.c index 0c0c59e9477..eca36b8539f 100644 --- a/drivers/media/video/cx88/cx88-blackbird.c +++ b/drivers/media/video/cx88/cx88-blackbird.c @@ -38,7 +38,7 @@ MODULE_AUTHOR("Jelle Foks <jelle@foks.8m.com>"); MODULE_AUTHOR("Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]"); MODULE_LICENSE("GPL"); -static unsigned int mpegbufs = 8; +static unsigned int mpegbufs = 32; module_param(mpegbufs,int,0644); MODULE_PARM_DESC(mpegbufs,"number of mpeg buffers, range 2-32"); @@ -683,84 +683,553 @@ DB* DVD | MPEG2 | 720x576PAL | CBR | 600 :Good | 6000 Kbps | 25fps | M ================================================================================================================= *DB: "DirectBurn" */ -static void blackbird_codec_settings(struct cx8802_dev *dev) + +static struct blackbird_dnr default_dnr_params = { + .mode = BLACKBIRD_DNR_BITS_MANUAL, + .type = BLACKBIRD_MEDIAN_FILTER_DISABLED, + .spatial = 0, + .temporal = 0 +}; +static struct v4l2_mpeg_compression default_mpeg_params = { + .st_type = V4L2_MPEG_PS_2, + .st_bitrate = { + .mode = V4L2_BITRATE_CBR, + .min = 0, + .target = 0, + .max = 0 + }, + .ts_pid_pmt = 16, + .ts_pid_audio = 260, + .ts_pid_video = 256, + .ts_pid_pcr = 259, + .ps_size = 0, + .au_type = V4L2_MPEG_AU_2_II, + .au_bitrate = { + .mode = V4L2_BITRATE_CBR, + .min = 224, + .target = 224, + .max = 224 + }, + .au_sample_rate = 44100, + .au_pesid = 0, + .vi_type = V4L2_MPEG_VI_2, + .vi_aspect_ratio = V4L2_MPEG_ASPECT_4_3, + .vi_bitrate = { + .mode = V4L2_BITRATE_CBR, + .min = 4000, + .target = 4500, + .max = 6000 + }, + .vi_frame_rate = 25, + .vi_frames_per_gop = 15, + .vi_bframes_count = 2, + .vi_pesid = 0, + .closed_gops = 0, + .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) { - int bitrate_mode = 1; - int bitrate = 7500000; - int bitrate_peak = 7500000; - bitrate_mode = BLACKBIRD_VIDEO_CBR; - bitrate = 4000*1024; - bitrate_peak = 4000*1024; + struct v4l2_mpeg_compression *params = &dev->params; /* assign stream type */ - blackbird_api_cmd(dev, BLACKBIRD_API_SET_STREAM_TYPE, 1, 0, BLACKBIRD_STREAM_PROGRAM); - - /* assign output port */ - blackbird_api_cmd(dev, BLACKBIRD_API_SET_OUTPUT_PORT, 1, 0, BLACKBIRD_OUTPUT_PORT_STREAMING); /* Host */ + 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 */ - blackbird_api_cmd(dev, BLACKBIRD_API_SET_FRAMERATE, 1, 0, BLACKBIRD_FRAMERATE_PAL_25); - - /* assign frame size */ - blackbird_api_cmd(dev, BLACKBIRD_API_SET_RESOLUTION, 2, 0, - dev->height, dev->width); + 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 */ - blackbird_api_cmd(dev, BLACKBIRD_API_SET_ASPECT_RATIO, 1, 0, BLACKBIRD_ASPECT_RATIO_4_3); - - /* assign bitrates */ - blackbird_api_cmd(dev, BLACKBIRD_API_SET_VIDEO_BITRATE, 5, 0, - bitrate_mode, /* mode */ - bitrate, /* bps */ - bitrate_peak / BLACKBIRD_PEAK_RATE_DIVISOR, /* peak/400 */ - BLACKBIRD_MUX_RATE_DEFAULT /*, 0x70*/); /* encoding buffer, ckennedy */ + 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, 15, 3); + 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, BLACKBIRD_3_2_PULLDOWN_DISABLED); + 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 */ - /* blackbird_api_cmd(dev, IVTV_API_ASSIGN_AUDIO_PROPERTIES, 1, 0, (2<<2) | (8<<4)); - blackbird_api_cmd(dev, IVTV_API_ASSIGN_AUDIO_PROPERTIES, 1, 0, 0 | (2 << 2) | (14 << 4)); */ - blackbird_api_cmd(dev, BLACKBIRD_API_SET_AUDIO_PARAMS, 1, 0, - BLACKBIRD_AUDIO_BITS_44100HZ | - BLACKBIRD_AUDIO_BITS_LAYER_2 | - BLACKBIRD_AUDIO_BITS_LAYER_2_224 | - BLACKBIRD_AUDIO_BITS_STEREO | + u32 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 - ); + 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 ) + { + 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; + + int 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) +{ + /* 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 */ - blackbird_api_cmd(dev, BLACKBIRD_API_SET_GOP_CLOSURE, 1, 0, BLACKBIRD_GOP_CLOSURE_OFF); + 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 */ + u32 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 ) + { + 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; + int 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, - BLACKBIRD_DNR_BITS_MANUAL, - BLACKBIRD_MEDIAN_FILTER_DISABLED - ); + 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*/ - blackbird_api_cmd(dev, BLACKBIRD_API_SET_MANUAL_DNR, 2, 0, 0, 0); + 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 - ); + 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) @@ -851,15 +1320,10 @@ static int bb_buf_setup(struct videobuf_queue *q, struct cx8802_fh *fh = q->priv_data; fh->dev->ts_packet_size = 188 * 4; /* was: 512 */ - fh->dev->ts_packet_count = 32; /* was: 100 */ + fh->dev->ts_packet_count = mpegbufs; /* was: 100 */ *size = fh->dev->ts_packet_size * fh->dev->ts_packet_count; - if (0 == *count) - *count = mpegbufs; - if (*count < 2) - *count = 2; - if (*count > 32) - *count = 32; + *count = fh->dev->ts_packet_count; return 0; } @@ -868,7 +1332,7 @@ bb_buf_prepare(struct videobuf_queue *q, struct videobuf_buffer *vb, enum v4l2_field field) { struct cx8802_fh *fh = q->priv_data; - return cx8802_buf_prepare(fh->dev, (struct cx88_buffer*)vb); + return cx8802_buf_prepare(fh->dev, (struct cx88_buffer*)vb, field); } static void @@ -920,8 +1384,6 @@ static int mpeg_do_ioctl(struct inode *inode, struct file *file, V4L2_CAP_VIDEO_CAPTURE | V4L2_CAP_READWRITE | V4L2_CAP_STREAMING | - V4L2_CAP_VBI_CAPTURE | - V4L2_CAP_VIDEO_OVERLAY | 0; if (UNSET != core->tuner_type) cap->capabilities |= V4L2_CAP_TUNER; @@ -941,27 +1403,52 @@ static int mpeg_do_ioctl(struct inode *inode, struct file *file, memset(f,0,sizeof(*f)); f->index = index; - strlcpy(f->description, "MPEG TS", sizeof(f->description)); + strlcpy(f->description, "MPEG", sizeof(f->description)); f->type = V4L2_BUF_TYPE_VIDEO_CAPTURE; f->pixelformat = V4L2_PIX_FMT_MPEG; return 0; } case VIDIOC_G_FMT: - case VIDIOC_S_FMT: - case VIDIOC_TRY_FMT: { - /* FIXME -- quick'n'dirty for exactly one size ... */ struct v4l2_format *f = arg; memset(f,0,sizeof(*f)); f->type = V4L2_BUF_TYPE_VIDEO_CAPTURE; + f->fmt.pix.pixelformat = V4L2_PIX_FMT_MPEG; + f->fmt.pix.bytesperline = 0; + f->fmt.pix.sizeimage = dev->ts_packet_size * dev->ts_packet_count; /* 188 * 4 * 1024; */ + f->fmt.pix.colorspace = 0; f->fmt.pix.width = dev->width; f->fmt.pix.height = dev->height; + f->fmt.pix.field = fh->mpegq.field; + dprintk(0,"VIDIOC_G_FMT: w: %d, h: %d, f: %d\n", + dev->width, dev->height, fh->mpegq.field ); + return 0; + } + case VIDIOC_TRY_FMT: + { + struct v4l2_format *f = arg; + + f->type = V4L2_BUF_TYPE_VIDEO_CAPTURE; f->fmt.pix.pixelformat = V4L2_PIX_FMT_MPEG; - f->fmt.pix.field = V4L2_FIELD_NONE; f->fmt.pix.bytesperline = 0; - f->fmt.pix.sizeimage = 188 * 4 * 1024; /* 1024 * 512 */ /* FIXME: BUFFER_SIZE */; + f->fmt.pix.sizeimage = dev->ts_packet_size * dev->ts_packet_count; /* 188 * 4 * 1024; */; f->fmt.pix.colorspace = 0; + dprintk(0,"VIDIOC_TRY_FMT: w: %d, h: %d, f: %d\n", + dev->width, dev->height, fh->mpegq.field ); + return 0; + } + case VIDIOC_S_FMT: + { + struct v4l2_format *f = arg; + + f->type = V4L2_BUF_TYPE_VIDEO_CAPTURE; + f->fmt.pix.pixelformat = V4L2_PIX_FMT_MPEG; + f->fmt.pix.bytesperline = 0; + f->fmt.pix.sizeimage = dev->ts_packet_size * dev->ts_packet_count; /* 188 * 4 * 1024; */; + f->fmt.pix.colorspace = 0; + dprintk(0,"VIDIOC_S_FMT: w: %d, h: %d, f: %d\n", + f->fmt.pix.width, f->fmt.pix.height, f->fmt.pix.field ); return 0; } @@ -985,6 +1472,22 @@ static int mpeg_do_ioctl(struct inode *inode, struct file *file, case VIDIOC_STREAMOFF: return videobuf_streamoff(&fh->mpegq); + /* --- mpeg compression -------------------------------------- */ + case VIDIOC_G_MPEGCOMP: + { + struct v4l2_mpeg_compression *f = arg; + + memcpy(f,&dev->params,sizeof(*f)); + return 0; + } + case VIDIOC_S_MPEGCOMP: + { + struct v4l2_mpeg_compression *f = arg; + + blackbird_set_params(dev, f); + return 0; + } + default: return cx88_do_ioctl( inode, file, 0, dev->core, cmd, arg, cx88_ioctl_hook ); } @@ -1034,16 +1537,17 @@ static int mpeg_open(struct inode *inode, struct file *file) file->private_data = fh; fh->dev = dev; - /* FIXME: locking against other video device */ - cx88_set_scale(dev->core, dev->width, dev->height, - V4L2_FIELD_INTERLACED); - videobuf_queue_init(&fh->mpegq, &blackbird_qops, dev->pci, &dev->slock, V4L2_BUF_TYPE_VIDEO_CAPTURE, - V4L2_FIELD_TOP, + V4L2_FIELD_INTERLACED, sizeof(struct cx88_buffer), fh); + + /* FIXME: locking against other video device */ + cx88_set_scale(dev->core, dev->width, dev->height, + fh->mpegq.field); + return 0; } @@ -1173,6 +1677,8 @@ static int __devinit blackbird_probe(struct pci_dev *pci_dev, 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)); err = cx8802_init_common(dev); if (0 != err) @@ -1257,6 +1763,8 @@ module_exit(blackbird_fini); EXPORT_SYMBOL(cx88_ioctl_hook); EXPORT_SYMBOL(cx88_ioctl_translator); +EXPORT_SYMBOL(blackbird_set_params); +EXPORT_SYMBOL(blackbird_set_dnr_params); /* ----------------------------------------------------------- */ /* |