| /kernel/linux/linux-5.10/Documentation/userspace-api/media/v4l/ |
| D | pixfmt-intro.rst | 4 Standard Image Formats
8 necessary to have standard image data formats which both sides will
9 interpret the same way. V4L2 includes several such formats, and this
11 image data formats in V4L2.
13 V4L2 drivers are not limited to these formats, however. Driver-specific
14 formats are possible. In that case the application may depend on a codec
15 to convert images to one of the standard formats when needed. But the
22 Even so, ultimately, some standard formats are needed, so the V4L2
24 formats.
26 The V4L2 standard formats are mainly uncompressed formats. The pixels
[all …]
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| D | pixfmt.rst | 6 Image Formats
13 version (see :ref:`planar-apis`). Image formats are negotiated with
15 focus on video capturing and output, for overlay frame buffer formats
28 yuv-formats
29 hsv-formats
30 depth-formats
32 sdr-formats
33 tch-formats
34 meta-formats
|
| D | dev-subdev.rst | 30 - negotiate image formats on individual pads
75 .. _pad-level-formats:
77 Pad-level Formats
82 Pad-level formats are only applicable to very complex devices that
92 Image formats are typically negotiated on video capture and output
120 configured differently. Applications need to configure the formats at
128 negotiate formats on a per-pad basis.
132 formats. The pipeline is checked for formats mismatch at
145 Acceptable formats on pads can (and usually do) depend on a number of
146 external parameters, such as formats on other pads, active links, or
[all …]
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| D | vidioc-g-dv-timings.rst | 60 the formats in the :ref:`cea861` and :ref:`vesadmt` standards. If
100 formats the height of the active video in each field is
126 - Vertical front porch in lines. For interlaced formats this refers
130 - Vertical sync length in lines. For interlaced formats this refers
134 - Vertical back porch in lines. For interlaced formats this refers
139 interlaced field formats. Must be 0 for progressive formats.
143 interlaced field formats. Must be 0 for progressive formats.
147 interlaced field formats. Must be 0 for progressive formats.
256 - CEA-861 specific: set for CEA-861 formats with a framerate that is
257 a multiple of six. These formats can be optionally played at 1 /
[all …]
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| D | vidioc-enum-fmt.rst | 13 VIDIOC_ENUM_FMT - Enumerate image formats
34 To enumerate image formats applications initialize the ``type``, ``mbus_code``
38 formats are enumerable by beginning at index zero and incrementing by
40 formats in preference order, where preferred formats are returned before
41 (that is, with lower ``index`` value) less-preferred formats.
51 Drivers shall enumerate all image formats.
56 formats may be different.
60 If the ``mbus_code`` field is zero, then all image formats
65 shall restrict enumeration to only the image formats that can produce
71 formats shall not depend on the active configuration of the video device
[all …]
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| D | planar-apis.rst | 13 of such formats see :ref:`pixfmt`.
28 Multi-planar formats
31 Multi-planar API introduces new multi-planar formats. Those formats use
34 can handle all single-planar formats as well (as long as they are passed
36 handle multi-planar formats.
45 single- and multi-planar formats.
48 New structures for describing multi-planar formats are added: struct
51 Drivers may define new multi-planar formats, which have distinct
|
| D | format.rst | 7 Data Formats
15 within one kind many different formats are possible, in particular there is an
16 abundance of image formats. Although drivers must provide a default and
24 A single mechanism exists to negotiate all data formats using the
30 format. The data formats supported by the V4L2 API are covered in the
32 image formats see :ref:`pixfmt`.
74 enumerate all image formats supported by video capture, overlay or
82 Drivers are not supposed to convert image formats in kernel space.
83 They must enumerate only formats directly supported by the hardware.
88 Enumerating formats an application has no a-priori knowledge of
|
| /kernel/linux/linux-4.19/Documentation/media/uapi/v4l/ |
| D | pixfmt-intro.rst | 4 Standard Image Formats
8 necessary to have standard image data formats which both sides will
9 interpret the same way. V4L2 includes several such formats, and this
11 image data formats in V4L2.
13 V4L2 drivers are not limited to these formats, however. Driver-specific
14 formats are possible. In that case the application may depend on a codec
15 to convert images to one of the standard formats when needed. But the
22 Even so, ultimately, some standard formats are needed, so the V4L2
24 formats.
26 The V4L2 standard formats are mainly uncompressed formats. The pixels
[all …]
|
| D | pixfmt.rst | 6 Image Formats
13 version (see :ref:`planar-apis`). Image formats are negotiated with
15 focus on video capturing and output, for overlay frame buffer formats
27 yuv-formats
28 hsv-formats
29 depth-formats
31 sdr-formats
32 tch-formats
33 meta-formats
|
| D | dev-subdev.rst | 30 - negotiate image formats on individual pads
70 .. _pad-level-formats:
72 Pad-level Formats
77 Pad-level formats are only applicable to very complex devices that
87 Image formats are typically negotiated on video capture and output
115 configured differently. Applications need to configure the formats at
123 negotiate formats on a per-pad basis.
127 formats. The pipeline is checked for formats mismatch at
140 Acceptable formats on pads can (and usually do) depend on a number of
141 external parameters, such as formats on other pads, active links, or
[all …]
|
| D | vidioc-g-dv-timings.rst | 54 the formats in the :ref:`cea861` and :ref:`vesadmt` standards. If
93 formats the height of the active video in each field is
119 - Vertical front porch in lines. For interlaced formats this refers
123 - Vertical sync length in lines. For interlaced formats this refers
127 - Vertical back porch in lines. For interlaced formats this refers
132 interlaced field formats. Must be 0 for progressive formats.
136 interlaced field formats. Must be 0 for progressive formats.
140 interlaced field formats. Must be 0 for progressive formats.
252 - CEA-861 specific: set for CEA-861 formats with a framerate that is
253 a multiple of six. These formats can be optionally played at 1 /
[all …]
|
| D | planar-apis.rst | 13 of such formats see :ref:`pixfmt`.
28 Multi-planar formats
31 Multi-planar API introduces new multi-planar formats. Those formats use
34 can handle all single-planar formats as well (as long as they are passed
36 handle multi-planar formats.
45 single- and multi-planar formats.
48 New structures for describing multi-planar formats are added: struct
51 Drivers may define new multi-planar formats, which have distinct
|
| D | format.rst | 6 Data Formats
15 within one kind many different formats are possible, in particular an
16 abundance of image formats. Although drivers must provide a default and
24 A single mechanism exists to negotiate all data formats using the
30 format. The data formats supported by the V4L2 API are covered in the
32 image formats see :ref:`pixfmt`.
75 enumerate all image formats supported by video capture, overlay or
83 Drivers are not supposed to convert image formats in kernel space.
84 They must enumerate only formats directly supported by the hardware.
89 Enumerating formats an application has no a-priori knowledge of
|
| /kernel/linux/linux-5.10/drivers/firmware/google/ |
| D | framebuffer-coreboot.c | 23 static const struct simplefb_format formats[] = SIMPLEFB_FORMATS; variable
39 for (i = 0; i < ARRAY_SIZE(formats); ++i) { in framebuffer_probe()
40 if (fb->bits_per_pixel == formats[i].bits_per_pixel && in framebuffer_probe()
41 fb->red_mask_pos == formats[i].red.offset && in framebuffer_probe()
42 fb->red_mask_size == formats[i].red.length && in framebuffer_probe()
43 fb->green_mask_pos == formats[i].green.offset && in framebuffer_probe()
44 fb->green_mask_size == formats[i].green.length && in framebuffer_probe()
45 fb->blue_mask_pos == formats[i].blue.offset && in framebuffer_probe()
46 fb->blue_mask_size == formats[i].blue.length && in framebuffer_probe()
47 fb->reserved_mask_pos == formats[i].transp.offset && in framebuffer_probe()
[all …]
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| /kernel/linux/linux-4.19/drivers/firmware/google/ |
| D | framebuffer-coreboot.c | 31 static const struct simplefb_format formats[] = SIMPLEFB_FORMATS; variable
47 for (i = 0; i < ARRAY_SIZE(formats); ++i) { in framebuffer_probe()
48 if (fb->bits_per_pixel == formats[i].bits_per_pixel && in framebuffer_probe()
49 fb->red_mask_pos == formats[i].red.offset && in framebuffer_probe()
50 fb->red_mask_size == formats[i].red.length && in framebuffer_probe()
51 fb->green_mask_pos == formats[i].green.offset && in framebuffer_probe()
52 fb->green_mask_size == formats[i].green.length && in framebuffer_probe()
53 fb->blue_mask_pos == formats[i].blue.offset && in framebuffer_probe()
54 fb->blue_mask_size == formats[i].blue.length && in framebuffer_probe()
55 fb->reserved_mask_pos == formats[i].transp.offset && in framebuffer_probe()
[all …]
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| /kernel/linux/linux-4.19/sound/firewire/motu/ |
| D | motu-pcm.c | 15 struct snd_motu_packet_format *formats = rule->private; in motu_rate_constraint() local
30 pcm_channels = formats->fixed_part_pcm_chunks[mode] + in motu_rate_constraint()
31 formats->differed_part_pcm_chunks[mode]; in motu_rate_constraint()
45 struct snd_motu_packet_format *formats = rule->private; in motu_channels_constraint() local
63 pcm_channels = formats->fixed_part_pcm_chunks[mode] + in motu_channels_constraint()
64 formats->differed_part_pcm_chunks[mode]; in motu_channels_constraint()
74 struct snd_motu_packet_format *formats) in limit_channels_and_rates() argument
86 pcm_channels = formats->fixed_part_pcm_chunks[mode] + in limit_channels_and_rates()
87 formats->differed_part_pcm_chunks[mode]; in limit_channels_and_rates()
105 struct snd_motu_packet_format *formats; in init_hw_info() local
[all …]
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| D | motu-proc.c | 49 struct snd_motu_packet_format *formats; in proc_read_format() local
59 formats = &motu->tx_packet_formats; in proc_read_format()
63 formats->msg_chunks, in proc_read_format()
64 formats->fixed_part_pcm_chunks[mode], in proc_read_format()
65 formats->differed_part_pcm_chunks[mode]); in proc_read_format()
72 formats = &motu->rx_packet_formats; in proc_read_format()
76 formats->msg_chunks, in proc_read_format()
77 formats->fixed_part_pcm_chunks[mode], in proc_read_format()
78 formats->differed_part_pcm_chunks[mode]); in proc_read_format()
|
| /kernel/linux/linux-4.19/sound/firewire/oxfw/ |
| D | oxfw-pcm.c | 13 u8 **formats = rule->private; in hw_rule_rate() local
25 if (formats[i] == NULL) in hw_rule_rate()
28 err = snd_oxfw_stream_parse_format(formats[i], &formation); in hw_rule_rate()
44 u8 **formats = rule->private; in hw_rule_channels() local
55 if (formats[i] == NULL) in hw_rule_channels()
58 err = snd_oxfw_stream_parse_format(formats[i], &formation); in hw_rule_channels()
80 static void limit_channels_and_rates(struct snd_pcm_hardware *hw, u8 **formats) in limit_channels_and_rates() argument
93 if (formats[i] == NULL) in limit_channels_and_rates()
96 err = snd_oxfw_stream_parse_format(formats[i], &formation); in limit_channels_and_rates()
113 u8 **formats; in init_hw_params() local
[all …]
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| D | oxfw-stream.c | 61 u8 **formats; in set_stream_format() local
68 formats = oxfw->tx_stream_formats; in set_stream_format()
71 formats = oxfw->rx_stream_formats; in set_stream_format()
77 err = snd_oxfw_stream_parse_format(formats[i], &formation); in set_stream_format()
92 len = 5 + formats[i][4] * 2; in set_stream_format()
94 err = avc_stream_set_format(oxfw->unit, dir, 0, formats[i], len); in set_stream_format()
118 u8 **formats; in start_stream() local
125 formats = oxfw->rx_stream_formats; in start_stream()
128 formats = oxfw->tx_stream_formats; in start_stream()
134 if (formats[i] == NULL) in start_stream()
[all …]
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| /kernel/linux/linux-5.10/drivers/staging/media/hantro/ |
| D | hantro_v4l2.c | 41 const struct hantro_fmt *formats; in hantro_get_formats() local
44 formats = ctx->dev->variant->enc_fmts; in hantro_get_formats()
47 formats = ctx->dev->variant->dec_fmts; in hantro_get_formats()
51 return formats; in hantro_get_formats()
70 const struct hantro_fmt *formats; in hantro_find_format() local
73 formats = hantro_get_formats(ctx, &num_fmts); in hantro_find_format()
75 if (formats[i].fourcc == fourcc) in hantro_find_format()
76 return &formats[i]; in hantro_find_format()
78 formats = hantro_get_postproc_formats(ctx, &num_fmts); in hantro_find_format()
80 if (formats[i].fourcc == fourcc) in hantro_find_format()
[all …]
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| /kernel/linux/linux-5.10/sound/firewire/oxfw/ |
| D | oxfw-pcm.c | 13 u8 **formats = rule->private; in hw_rule_rate() local
25 if (formats[i] == NULL) in hw_rule_rate()
28 err = snd_oxfw_stream_parse_format(formats[i], &formation); in hw_rule_rate()
44 u8 **formats = rule->private; in hw_rule_channels() local
55 if (formats[i] == NULL) in hw_rule_channels()
58 err = snd_oxfw_stream_parse_format(formats[i], &formation); in hw_rule_channels()
80 static void limit_channels_and_rates(struct snd_pcm_hardware *hw, u8 **formats) in limit_channels_and_rates() argument
93 if (formats[i] == NULL) in limit_channels_and_rates()
96 err = snd_oxfw_stream_parse_format(formats[i], &formation); in limit_channels_and_rates()
113 u8 **formats; in init_hw_params() local
[all …]
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| D | oxfw-stream.c | 60 u8 **formats; in set_stream_format() local
67 formats = oxfw->tx_stream_formats; in set_stream_format()
70 formats = oxfw->rx_stream_formats; in set_stream_format()
76 err = snd_oxfw_stream_parse_format(formats[i], &formation); in set_stream_format()
91 len = 5 + formats[i][4] * 2; in set_stream_format()
93 err = avc_stream_set_format(oxfw->unit, dir, 0, formats[i], len); in set_stream_format()
196 u8 **formats; in keep_resources() local
204 formats = oxfw->rx_stream_formats; in keep_resources()
208 formats = oxfw->tx_stream_formats; in keep_resources()
219 if (formats[i] == NULL) in keep_resources()
[all …]
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| /kernel/linux/linux-5.10/sound/firewire/motu/ |
| D | motu-pcm.c | 14 struct snd_motu_packet_format *formats = rule->private; in motu_rate_constraint() local
29 pcm_channels = formats->pcm_chunks[mode]; in motu_rate_constraint()
43 struct snd_motu_packet_format *formats = rule->private; in motu_channels_constraint() local
61 pcm_channels = formats->pcm_chunks[mode]; in motu_channels_constraint()
71 struct snd_motu_packet_format *formats) in limit_channels_and_rates() argument
83 pcm_channels = formats->pcm_chunks[mode]; in limit_channels_and_rates()
101 struct snd_motu_packet_format *formats; in init_hw_info() local
105 hw->formats = SNDRV_PCM_FMTBIT_S32; in init_hw_info()
107 formats = &motu->tx_packet_formats; in init_hw_info()
109 hw->formats = SNDRV_PCM_FMTBIT_S32; in init_hw_info()
[all …]
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| D | motu-proc.c | 48 struct snd_motu_packet_format *formats; in proc_read_format() local
58 formats = &motu->tx_packet_formats; in proc_read_format()
62 formats->msg_chunks, in proc_read_format()
64 formats->pcm_chunks[mode]); in proc_read_format()
71 formats = &motu->rx_packet_formats; in proc_read_format()
75 formats->msg_chunks, in proc_read_format()
77 formats->pcm_chunks[mode]); in proc_read_format()
|
| /kernel/linux/linux-5.10/drivers/gpu/drm/arm/ |
| D | malidp_mw.c | 191 u32 *formats; in get_writeback_formats() local
194 formats = kcalloc(map->n_pixel_formats, sizeof(*formats), in get_writeback_formats()
196 if (!formats) in get_writeback_formats()
201 formats[n++] = map->pixel_formats[i].format; in get_writeback_formats()
206 return formats; in get_writeback_formats()
212 u32 *formats; in malidp_mw_connector_init() local
222 formats = get_writeback_formats(malidp, &n_formats); in malidp_mw_connector_init()
223 if (!formats) in malidp_mw_connector_init()
229 formats, n_formats); in malidp_mw_connector_init()
230 kfree(formats); in malidp_mw_connector_init()
|