diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/media/video/pwc/pwc-ctrl.c | 64 | ||||
| -rw-r--r-- | drivers/media/video/pwc/pwc-dec23.c | 275 | ||||
| -rw-r--r-- | drivers/media/video/pwc/pwc-dec23.h | 3 | ||||
| -rw-r--r-- | drivers/media/video/pwc/pwc-if.c | 5 | ||||
| -rw-r--r-- | drivers/media/video/pwc/pwc-uncompress.c | 8 | ||||
| -rw-r--r-- | drivers/media/video/pwc/pwc-v4l.c | 2 | ||||
| -rw-r--r-- | drivers/media/video/pwc/pwc.h | 6 |
7 files changed, 57 insertions, 306 deletions
diff --git a/drivers/media/video/pwc/pwc-ctrl.c b/drivers/media/video/pwc/pwc-ctrl.c index 5eddfab..2cf7700 100644 --- a/drivers/media/video/pwc/pwc-ctrl.c +++ b/drivers/media/video/pwc/pwc-ctrl.c @@ -220,7 +220,6 @@ static int set_video_mode_Nala(struct pwc_device *pdev, int size, int frames) /* Set various parameters */ pdev->vframes = frames; - pdev->vsize = size; pdev->valternate = pEntry->alternate; pdev->image = pwc_image_sizes[size]; pdev->frame_size = (pdev->image.x * pdev->image.y * 3) / 2; @@ -240,7 +239,8 @@ static int set_video_mode_Nala(struct pwc_device *pdev, int size, int frames) } -static int set_video_mode_Timon(struct pwc_device *pdev, int size, int frames, int compression, int snapshot) +static int set_video_mode_Timon(struct pwc_device *pdev, int size, int frames, + int compression) { unsigned char buf[13]; const struct Timon_table_entry *pChoose; @@ -266,8 +266,6 @@ static int set_video_mode_Timon(struct pwc_device *pdev, int size, int frames, i return -ENOENT; /* Not supported. */ memcpy(buf, pChoose->mode, 13); - if (snapshot) - buf[0] |= 0x80; ret = send_video_command(pdev, pdev->vendpoint, buf, 13); if (ret < 0) return ret; @@ -283,8 +281,6 @@ static int set_video_mode_Timon(struct pwc_device *pdev, int size, int frames, i /* Set various parameters */ pdev->vframes = frames; - pdev->vsize = size; - pdev->vsnapshot = snapshot; pdev->valternate = pChoose->alternate; pdev->image = pwc_image_sizes[size]; pdev->vbandlength = pChoose->bandlength; @@ -296,12 +292,12 @@ static int set_video_mode_Timon(struct pwc_device *pdev, int size, int frames, i } -static int set_video_mode_Kiara(struct pwc_device *pdev, int size, int frames, int compression, int snapshot) +static int set_video_mode_Kiara(struct pwc_device *pdev, int size, int frames, + int compression) { const struct Kiara_table_entry *pChoose = NULL; int fps, ret; unsigned char buf[12]; - struct Kiara_table_entry RawEntry = {6, 773, 1272, {0xAD, 0xF4, 0x10, 0x27, 0xB6, 0x24, 0x96, 0x02, 0x30, 0x05, 0x03, 0x80}}; if (size >= PSZ_MAX || frames < 5 || frames > 30 || compression < 0 || compression > 3) return -EINVAL; @@ -309,29 +305,15 @@ static int set_video_mode_Kiara(struct pwc_device *pdev, int size, int frames, i return -EINVAL; fps = (frames / 5) - 1; - /* special case: VGA @ 5 fps and snapshot is raw bayer mode */ - if (size == PSZ_VGA && frames == 5 && snapshot && pdev->pixfmt != V4L2_PIX_FMT_YUV420) - { - /* Only available in case the raw palette is selected or - we have the decompressor available. This mode is - only available in compressed form - */ - PWC_DEBUG_SIZE("Choosing VGA/5 BAYER mode.\n"); - pChoose = &RawEntry; - } - else - { - /* Find a supported framerate with progressively higher compression ratios - if the preferred ratio is not available. - Skip this step when using RAW modes. - */ - snapshot = 0; - while (compression <= 3) { - pChoose = &Kiara_table[size][fps][compression]; - if (pChoose->alternate != 0) - break; - compression++; - } + /* Find a supported framerate with progressively higher compression + ratios if the preferred ratio is not available. + Skip this step when using RAW modes. + */ + while (compression <= 3) { + pChoose = &Kiara_table[size][fps][compression]; + if (pChoose->alternate != 0) + break; + compression++; } if (pChoose == NULL || pChoose->alternate == 0) return -ENOENT; /* Not supported. */ @@ -340,8 +322,6 @@ static int set_video_mode_Kiara(struct pwc_device *pdev, int size, int frames, i /* usb_control_msg won't take staticly allocated arrays as argument?? */ memcpy(buf, pChoose->mode, 12); - if (snapshot) - buf[0] |= 0x80; /* Firmware bug: video endpoint is 5, but commands are sent to endpoint 4 */ ret = send_video_command(pdev, 4 /* pdev->vendpoint */, buf, 12); @@ -358,8 +338,6 @@ static int set_video_mode_Kiara(struct pwc_device *pdev, int size, int frames, i memcpy(pdev->cmd_buf, buf, 12); /* All set and go */ pdev->vframes = frames; - pdev->vsize = size; - pdev->vsnapshot = snapshot; pdev->valternate = pChoose->alternate; pdev->image = pwc_image_sizes[size]; pdev->vbandlength = pChoose->bandlength; @@ -367,8 +345,8 @@ static int set_video_mode_Kiara(struct pwc_device *pdev, int size, int frames, i pdev->frame_size = (pdev->vbandlength * pdev->image.y) / 4; else pdev->frame_size = (pdev->image.x * pdev->image.y * 12) / 8; - PWC_TRACE("frame_size=%d, vframes=%d, vsize=%d, vsnapshot=%d, vbandlength=%d\n", - pdev->frame_size,pdev->vframes,pdev->vsize,pdev->vsnapshot,pdev->vbandlength); + PWC_TRACE("frame_size=%d, vframes=%d, vsize=%d, vbandlength=%d\n", + pdev->frame_size, pdev->vframes, size, pdev->vbandlength); return 0; } @@ -380,9 +358,9 @@ static int set_video_mode_Kiara(struct pwc_device *pdev, int size, int frames, i @height: viewport height @frame: framerate, in fps @compression: preferred compression ratio - @snapshot: snapshot mode or streaming */ -int pwc_set_video_mode(struct pwc_device *pdev, int width, int height, int frames, int compression, int snapshot) +int pwc_set_video_mode(struct pwc_device *pdev, int width, int height, + int frames, int compression) { int ret, size; @@ -398,10 +376,10 @@ int pwc_set_video_mode(struct pwc_device *pdev, int width, int height, int frame ret = set_video_mode_Nala(pdev, size, frames); } else if (DEVICE_USE_CODEC3(pdev->type)) { - ret = set_video_mode_Kiara(pdev, size, frames, compression, snapshot); + ret = set_video_mode_Kiara(pdev, size, frames, compression); } else { - ret = set_video_mode_Timon(pdev, size, frames, compression, snapshot); + ret = set_video_mode_Timon(pdev, size, frames, compression); } if (ret < 0) { PWC_ERROR("Failed to set video mode %s@%d fps; return code = %d\n", size2name[size], frames, ret); @@ -852,7 +830,9 @@ long pwc_ioctl(struct pwc_device *pdev, unsigned int cmd, void *arg) if (ARGR(qual) < 0 || ARGR(qual) > 3) ret = -EINVAL; else - ret = pwc_set_video_mode(pdev, pdev->view.x, pdev->view.y, pdev->vframes, ARGR(qual), pdev->vsnapshot); + ret = pwc_set_video_mode(pdev, + pdev->view.x, pdev->view.y, + pdev->vframes, ARGR(qual)); leave: mutex_unlock(&pdev->udevlock); break; diff --git a/drivers/media/video/pwc/pwc-dec23.c b/drivers/media/video/pwc/pwc-dec23.c index 740bf6b..bce3d9b 100644 --- a/drivers/media/video/pwc/pwc-dec23.c +++ b/drivers/media/video/pwc/pwc-dec23.c @@ -51,13 +51,6 @@ # define USE_LOOKUP_TABLE_TO_CLAMP 1 #endif -/* - * ENABLE_BAYER_DECODER - * 0: bayer decoder is not build (save some space) - * 1: bayer decoder is build and can be used - */ -#define ENABLE_BAYER_DECODER 0 - static void build_subblock_pattern(struct pwc_dec23_private *pdec) { static const unsigned int initial_values[12] = { @@ -469,123 +462,6 @@ static void copy_image_block_CrCb(const int *src, unsigned char *dst, unsigned i #endif } -#if ENABLE_BAYER_DECODER -/* - * Format: 8x2 pixels - * . G . G . G . G . G . G . G - * . . . . . . . . . . . . . . - * . G . G . G . G . G . G . G - * . . . . . . . . . . . . . . - * or - * . . . . . . . . . . . . . . - * G . G . G . G . G . G . G . - * . . . . . . . . . . . . . . - * G . G . G . G . G . G . G . -*/ -static void copy_image_block_Green(const int *src, unsigned char *dst, unsigned int bytes_per_line, unsigned int scalebits) -{ -#if UNROLL_LOOP_FOR_COPY - /* Unroll all loops */ - const unsigned char *cm = pwc_crop_table+MAX_OUTER_CROP_VALUE; - unsigned char *d = dst; - const int *c = src; - - d[0] = cm[c[0] >> scalebits]; - d[2] = cm[c[1] >> scalebits]; - d[4] = cm[c[2] >> scalebits]; - d[6] = cm[c[3] >> scalebits]; - d[8] = cm[c[4] >> scalebits]; - d[10] = cm[c[5] >> scalebits]; - d[12] = cm[c[6] >> scalebits]; - d[14] = cm[c[7] >> scalebits]; - - d = dst + bytes_per_line; - d[0] = cm[c[8] >> scalebits]; - d[2] = cm[c[9] >> scalebits]; - d[4] = cm[c[10] >> scalebits]; - d[6] = cm[c[11] >> scalebits]; - d[8] = cm[c[12] >> scalebits]; - d[10] = cm[c[13] >> scalebits]; - d[12] = cm[c[14] >> scalebits]; - d[14] = cm[c[15] >> scalebits]; -#else - int i; - unsigned char *d; - const int *c = src; - - d = dst; - for (i = 0; i < 8; i++, c++) - d[i*2] = CLAMP((*c) >> scalebits); - - d = dst + bytes_per_line; - for (i = 0; i < 8; i++, c++) - d[i*2] = CLAMP((*c) >> scalebits); -#endif -} -#endif - -#if ENABLE_BAYER_DECODER -/* - * Format: 4x4 pixels - * R . R . R . R - * . B . B . B . - * R . R . R . R - * . B . B . B . - */ -static void copy_image_block_RedBlue(const int *src, unsigned char *dst, unsigned int bytes_per_line, unsigned int scalebits) -{ -#if UNROLL_LOOP_FOR_COPY - /* Unroll all loops */ - const unsigned char *cm = pwc_crop_table+MAX_OUTER_CROP_VALUE; - unsigned char *d = dst; - const int *c = src; - - d[0] = cm[c[0] >> scalebits]; - d[2] = cm[c[1] >> scalebits]; - d[4] = cm[c[2] >> scalebits]; - d[6] = cm[c[3] >> scalebits]; - - d = dst + bytes_per_line; - d[1] = cm[c[4] >> scalebits]; - d[3] = cm[c[5] >> scalebits]; - d[5] = cm[c[6] >> scalebits]; - d[7] = cm[c[7] >> scalebits]; - - d = dst + bytes_per_line*2; - d[0] = cm[c[8] >> scalebits]; - d[2] = cm[c[9] >> scalebits]; - d[4] = cm[c[10] >> scalebits]; - d[6] = cm[c[11] >> scalebits]; - - d = dst + bytes_per_line*3; - d[1] = cm[c[12] >> scalebits]; - d[3] = cm[c[13] >> scalebits]; - d[5] = cm[c[14] >> scalebits]; - d[7] = cm[c[15] >> scalebits]; -#else - int i; - unsigned char *d; - const int *c = src; - - d = dst; - for (i = 0; i < 4; i++, c++) - d[i*2] = CLAMP((*c) >> scalebits); - - d = dst + bytes_per_line; - for (i = 0; i < 4; i++, c++) - d[i*2+1] = CLAMP((*c) >> scalebits); - - d = dst + bytes_per_line*2; - for (i = 0; i < 4; i++, c++) - d[i*2] = CLAMP((*c) >> scalebits); - - d = dst + bytes_per_line*3; - for (i = 0; i < 4; i++, c++) - d[i*2+1] = CLAMP((*c) >> scalebits); -#endif -} -#endif - /* * To manage the stream, we keep bits in a 32 bits register. * fill_nbits(n): fill the reservoir with at least n bits @@ -777,71 +653,6 @@ static void DecompressBand23(struct pwc_dec23_private *pdec, } -#if ENABLE_BAYER_DECODER -/* - * Size need to be a multiple of 8 in width - * - * Return a block of four line encoded like this: - * - * G R G R G R G R G R G R G R G R - * B G B G B G B G B G B G B G B G - * G R G R G R G R G R G R G R G R - * B G B G B G B G B G B G B G B G - * - */ -static void DecompressBandBayer(struct pwc_dec23_private *pdec, - const unsigned char *rawyuv, - unsigned char *rgbbayer, - unsigned int compressed_image_width, - unsigned int real_image_width) -{ - int compression_index, nblocks; - const unsigned char *ptable0004; - const unsigned char *ptable8004; - unsigned char *dest; - - pdec->reservoir = 0; - pdec->nbits_in_reservoir = 0; - pdec->stream = rawyuv + 1; /* The first byte of the stream is skipped */ - - get_nbits(pdec, 4, compression_index); - - /* pass 1: uncompress RB component */ - nblocks = compressed_image_width / 4; - - ptable0004 = pdec->table_0004_pass1[compression_index]; - ptable8004 = pdec->table_8004_pass1[compression_index]; - dest = rgbbayer; - - /* Each block decode a square of 4x4 */ - while (nblocks) { - decode_block(pdec, ptable0004, ptable8004); - copy_image_block_RedBlue(pdec->temp_colors, rgbbayer, real_image_width, pdec->scalebits); - dest += 8; - nblocks--; - } - - /* pass 2: uncompress G component */ - nblocks = compressed_image_width / 8; - - ptable0004 = pdec->table_0004_pass2[compression_index]; - ptable8004 = pdec->table_8004_pass2[compression_index]; - - /* Each block decode a square of 4x4 */ - while (nblocks) { - decode_block(pdec, ptable0004, ptable8004); - copy_image_block_Green(pdec->temp_colors, rgbbayer+1, real_image_width, pdec->scalebits); - - decode_block(pdec, ptable0004, ptable8004); - copy_image_block_Green(pdec->temp_colors, rgbbayer+real_image_width, real_image_width, pdec->scalebits); - - rgbbayer += 16; - nblocks -= 2; - } -} -#endif - - /** * * Uncompress a pwc23 buffer. @@ -852,76 +663,44 @@ static void DecompressBandBayer(struct pwc_dec23_private *pdec, * * src: raw data * dst: image output - * flags: PWCX_FLAG_PLANAR or PWCX_FLAG_BAYER */ void pwc_dec23_decompress(const struct pwc_device *pwc, const void *src, - void *dst, - int flags) + void *dst) { int bandlines_left, stride, bytes_per_block; struct pwc_dec23_private *pdec = pwc->decompress_data; + /* YUV420P image format */ + unsigned char *pout_planar_y; + unsigned char *pout_planar_u; + unsigned char *pout_planar_v; + unsigned int plane_size; + mutex_lock(&pdec->lock); bandlines_left = pwc->image.y / 4; bytes_per_block = pwc->view.x * 4; - - if (flags & PWCX_FLAG_BAYER) { -#if ENABLE_BAYER_DECODER - /* RGB Bayer format */ - unsigned char *rgbout; - - stride = pwc->view.x * pwc->offset.y; - rgbout = dst + stride + pwc->offset.x; - - - while (bandlines_left--) { - - DecompressBandBayer(pwc->decompress_data, - src, - rgbout, - pwc->image.x, pwc->view.x); - - src += pwc->vbandlength; - rgbout += bytes_per_block; - - } -#else - memset(dst, 0, pwc->view.x * pwc->view.y); -#endif - - } else { - /* YUV420P image format */ - unsigned char *pout_planar_y; - unsigned char *pout_planar_u; - unsigned char *pout_planar_v; - unsigned int plane_size; - - plane_size = pwc->view.x * pwc->view.y; - - /* offset in Y plane */ - stride = pwc->view.x * pwc->offset.y; - pout_planar_y = dst + stride + pwc->offset.x; - - /* offsets in U/V planes */ - stride = (pwc->view.x * pwc->offset.y) / 4 + pwc->offset.x / 2; - pout_planar_u = dst + plane_size + stride; - pout_planar_v = dst + plane_size + plane_size / 4 + stride; - - while (bandlines_left--) { - - DecompressBand23(pwc->decompress_data, - src, - pout_planar_y, pout_planar_u, pout_planar_v, - pwc->image.x, pwc->view.x); - src += pwc->vbandlength; - pout_planar_y += bytes_per_block; - pout_planar_u += pwc->view.x; - pout_planar_v += pwc->view.x; - - } + plane_size = pwc->view.x * pwc->view.y; + + /* offset in Y plane */ + stride = pwc->view.x * pwc->offset.y; + pout_planar_y = dst + stride + pwc->offset.x; + + /* offsets in U/V planes */ + stride = (pwc->view.x * pwc->offset.y) / 4 + pwc->offset.x / 2; + pout_planar_u = dst + plane_size + stride; + pout_planar_v = dst + plane_size + plane_size / 4 + stride; + + while (bandlines_left--) { + DecompressBand23(pwc->decompress_data, + src, + pout_planar_y, pout_planar_u, pout_planar_v, + pwc->image.x, pwc->view.x); + src += pwc->vbandlength; + pout_planar_y += bytes_per_block; + pout_planar_u += pwc->view.x; + pout_planar_v += pwc->view.x; } - mutex_unlock(&pdec->lock); } diff --git a/drivers/media/video/pwc/pwc-dec23.h b/drivers/media/video/pwc/pwc-dec23.h index 9cba74da..d64a3c2 100644 --- a/drivers/media/video/pwc/pwc-dec23.h +++ b/drivers/media/video/pwc/pwc-dec23.h @@ -54,6 +54,5 @@ struct pwc_dec23_private int pwc_dec23_init(struct pwc_device *pwc, int type, unsigned char *cmd); void pwc_dec23_decompress(const struct pwc_device *pwc, const void *src, - void *dst, - int flags); + void *dst); #endif diff --git a/drivers/media/video/pwc/pwc-if.c b/drivers/media/video/pwc/pwc-if.c index 777e9c4..a66f60c 100644 --- a/drivers/media/video/pwc/pwc-if.c +++ b/drivers/media/video/pwc/pwc-if.c @@ -743,8 +743,7 @@ static int start_streaming(struct vb2_queue *vq, unsigned int count) if (pdev->power_save) { /* Restore video mode */ pwc_set_video_mode(pdev, pdev->view.x, pdev->view.y, - pdev->vframes, pdev->vcompression, - pdev->vsnapshot); + pdev->vframes, pdev->vcompression); } pwc_set_leds(pdev, led_on, led_off); @@ -1131,7 +1130,7 @@ static int usb_pwc_probe(struct usb_interface *intf, const struct usb_device_id /* Setup intial videomode */ rc = pwc_set_video_mode(pdev, pdev->view_max.x, pdev->view_max.y, - pdev->vframes, pdev->vcompression, 0); + pdev->vframes, pdev->vcompression); if (rc) goto err_free_mem; diff --git a/drivers/media/video/pwc/pwc-uncompress.c b/drivers/media/video/pwc/pwc-uncompress.c index 5126509..e55b568 100644 --- a/drivers/media/video/pwc/pwc-uncompress.c +++ b/drivers/media/video/pwc/pwc-uncompress.c @@ -111,12 +111,6 @@ int pwc_decompress(struct pwc_device *pdev, struct pwc_frame_buf *fbuf) * the decompressor routines will write the data in planar format * immediately. */ - if (pdev->vsize == PSZ_VGA && pdev->vframes == 5 && pdev->vsnapshot) { - PWC_ERROR("Mode Bayer is not supported for now\n"); - /* flags |= PWCX_FLAG_BAYER; */ - return -ENXIO; /* No such device or address: missing decompressor */ - } - if (DEVICE_USE_CODEC1(pdev->type)) { /* TODO & FIXME */ @@ -124,7 +118,7 @@ int pwc_decompress(struct pwc_device *pdev, struct pwc_frame_buf *fbuf) return -ENXIO; /* No such device or address: missing decompressor */ } else { - pwc_dec23_decompress(pdev, yuv, image, PWCX_FLAG_PLANAR); + pwc_dec23_decompress(pdev, yuv, image); } return 0; } diff --git a/drivers/media/video/pwc/pwc-v4l.c b/drivers/media/video/pwc/pwc-v4l.c index 8b862b6..c4dc820 100644 --- a/drivers/media/video/pwc/pwc-v4l.c +++ b/drivers/media/video/pwc/pwc-v4l.c @@ -513,7 +513,7 @@ static int pwc_s_fmt_vid_cap(struct file *file, void *fh, struct v4l2_format *f) f->fmt.pix.width, f->fmt.pix.height, pdev->vframes, - pdev->vcompression, 0); + pdev->vcompression); PWC_DEBUG_IOCTL("pwc_set_video_mode(), return=%d\n", ret); diff --git a/drivers/media/video/pwc/pwc.h b/drivers/media/video/pwc/pwc.h index e3adec8..ae0b7bf 100644 --- a/drivers/media/video/pwc/pwc.h +++ b/drivers/media/video/pwc/pwc.h @@ -219,7 +219,7 @@ struct pwc_device int vendpoint; /* video isoc endpoint */ int vcinterface; /* video control interface */ int valternate; /* alternate interface needed */ - int vframes, vsize; /* frames-per-second & size (see PSZ_*) */ + int vframes; /* frames-per-second */ int pixfmt; /* pixelformat: V4L2_PIX_FMT_YUV420 or _PWCX */ int vframe_count; /* received frames */ int vmax_packet_size; /* USB maxpacket size */ @@ -227,7 +227,6 @@ struct pwc_device int visoc_errors; /* number of contiguous ISOC errors */ int vcompression; /* desired compression factor */ int vbandlength; /* compressed band length; 0 is uncompressed */ - char vsnapshot; /* snapshot mode */ char vsync; /* used by isoc handler */ char vmirror; /* for ToUCaM series */ char power_save; /* Do powersaving for this cam */ @@ -355,7 +354,8 @@ void pwc_construct(struct pwc_device *pdev); /** Functions in pwc-ctrl.c */ /* Request a certain video mode. Returns < 0 if not possible */ -extern int pwc_set_video_mode(struct pwc_device *pdev, int width, int height, int frames, int compression, int snapshot); +extern int pwc_set_video_mode(struct pwc_device *pdev, int width, int height, + int frames, int compression); extern unsigned int pwc_get_fps(struct pwc_device *pdev, unsigned int index, unsigned int size); extern int pwc_mpt_reset(struct pwc_device *pdev, int flags); extern int pwc_mpt_set_angle(struct pwc_device *pdev, int pan, int tilt); |
