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wine/dlls/winegstreamer/wg_format.c
Rémi Bernon 59dedf2754 winegstreamer: Remove colorimetry and chroma-site from wg_format caps. 
They are set by default and will force color conversions we may not
want in the wg_transform videoconvert.
2023-06-19 22:50:55 +02:00

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/*
* GStreamer format helpers
*
* Copyright 2010 Maarten Lankhorst for CodeWeavers
* Copyright 2010 Aric Stewart for CodeWeavers
* Copyright 2019-2020 Zebediah Figura
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#if 0
#pragma makedep unix
#endif
#include "config.h"
#include <assert.h>
#include <stdarg.h>
#include <stdio.h>
#include <gst/gst.h>
#include <gst/video/video.h>
#include <gst/audio/audio.h>
#include "winternl.h"
#include "codecapi.h"
#include "dshow.h"
#include "unix_private.h"
static enum wg_audio_format wg_audio_format_from_gst(GstAudioFormat format)
{
switch (format)
{
case GST_AUDIO_FORMAT_U8:
return WG_AUDIO_FORMAT_U8;
case GST_AUDIO_FORMAT_S16LE:
return WG_AUDIO_FORMAT_S16LE;
case GST_AUDIO_FORMAT_S24LE:
return WG_AUDIO_FORMAT_S24LE;
case GST_AUDIO_FORMAT_S32LE:
return WG_AUDIO_FORMAT_S32LE;
case GST_AUDIO_FORMAT_F32LE:
return WG_AUDIO_FORMAT_F32LE;
case GST_AUDIO_FORMAT_F64LE:
return WG_AUDIO_FORMAT_F64LE;
default:
return WG_AUDIO_FORMAT_UNKNOWN;
}
}
static uint32_t wg_channel_position_from_gst(GstAudioChannelPosition position)
{
static const uint32_t position_map[] =
{
SPEAKER_FRONT_LEFT,
SPEAKER_FRONT_RIGHT,
SPEAKER_FRONT_CENTER,
SPEAKER_LOW_FREQUENCY,
SPEAKER_BACK_LEFT,
SPEAKER_BACK_RIGHT,
SPEAKER_FRONT_LEFT_OF_CENTER,
SPEAKER_FRONT_RIGHT_OF_CENTER,
SPEAKER_BACK_CENTER,
0,
SPEAKER_SIDE_LEFT,
SPEAKER_SIDE_RIGHT,
SPEAKER_TOP_FRONT_LEFT,
SPEAKER_TOP_FRONT_RIGHT,
SPEAKER_TOP_FRONT_CENTER,
SPEAKER_TOP_CENTER,
SPEAKER_TOP_BACK_LEFT,
SPEAKER_TOP_BACK_RIGHT,
0,
0,
SPEAKER_TOP_BACK_CENTER,
};
if (position == GST_AUDIO_CHANNEL_POSITION_MONO)
return SPEAKER_FRONT_CENTER;
if (position >= 0 && position < ARRAY_SIZE(position_map))
return position_map[position];
return 0;
}
static uint32_t wg_channel_mask_from_gst(const GstAudioInfo *info)
{
uint32_t mask = 0, position;
unsigned int i;
for (i = 0; i < GST_AUDIO_INFO_CHANNELS(info); ++i)
{
if (!(position = wg_channel_position_from_gst(GST_AUDIO_INFO_POSITION(info, i))))
{
GST_WARNING("Unsupported channel %#x.", GST_AUDIO_INFO_POSITION(info, i));
return 0;
}
/* Make sure it's also in WinMM order. WinMM mandates that channels be
* ordered, as it were, from least to most significant SPEAKER_* bit.
* Hence we fail if the current channel was already specified, or if any
* higher bit was already specified. */
if (mask & ~(position - 1))
{
GST_WARNING("Unsupported channel order.");
return 0;
}
mask |= position;
}
return mask;
}
static void wg_format_from_audio_info(struct wg_format *format, const GstAudioInfo *info)
{
format->major_type = WG_MAJOR_TYPE_AUDIO;
format->u.audio.format = wg_audio_format_from_gst(GST_AUDIO_INFO_FORMAT(info));
format->u.audio.channels = GST_AUDIO_INFO_CHANNELS(info);
format->u.audio.channel_mask = wg_channel_mask_from_gst(info);
format->u.audio.rate = GST_AUDIO_INFO_RATE(info);
}
static enum wg_video_format wg_video_format_from_gst(GstVideoFormat format)
{
switch (format)
{
case GST_VIDEO_FORMAT_BGRA:
return WG_VIDEO_FORMAT_BGRA;
case GST_VIDEO_FORMAT_BGRx:
return WG_VIDEO_FORMAT_BGRx;
case GST_VIDEO_FORMAT_BGR:
return WG_VIDEO_FORMAT_BGR;
case GST_VIDEO_FORMAT_RGB15:
return WG_VIDEO_FORMAT_RGB15;
case GST_VIDEO_FORMAT_RGB16:
return WG_VIDEO_FORMAT_RGB16;
case GST_VIDEO_FORMAT_AYUV:
return WG_VIDEO_FORMAT_AYUV;
case GST_VIDEO_FORMAT_I420:
return WG_VIDEO_FORMAT_I420;
case GST_VIDEO_FORMAT_NV12:
return WG_VIDEO_FORMAT_NV12;
case GST_VIDEO_FORMAT_UYVY:
return WG_VIDEO_FORMAT_UYVY;
case GST_VIDEO_FORMAT_YUY2:
return WG_VIDEO_FORMAT_YUY2;
case GST_VIDEO_FORMAT_YV12:
return WG_VIDEO_FORMAT_YV12;
case GST_VIDEO_FORMAT_YVYU:
return WG_VIDEO_FORMAT_YVYU;
default:
return WG_VIDEO_FORMAT_UNKNOWN;
}
}
static void wg_format_from_video_info(struct wg_format *format, const GstVideoInfo *info)
{
format->major_type = WG_MAJOR_TYPE_VIDEO;
format->u.video.format = wg_video_format_from_gst(GST_VIDEO_INFO_FORMAT(info));
format->u.video.width = GST_VIDEO_INFO_WIDTH(info);
format->u.video.height = GST_VIDEO_INFO_HEIGHT(info);
format->u.video.fps_n = GST_VIDEO_INFO_FPS_N(info);
format->u.video.fps_d = GST_VIDEO_INFO_FPS_D(info);
}
static void wg_format_from_caps_audio_mpeg1(struct wg_format *format, const GstCaps *caps)
{
const GstStructure *structure = gst_caps_get_structure(caps, 0);
gint layer, channels, rate;
if (!gst_structure_get_int(structure, "layer", &layer))
{
GST_WARNING("Missing \"layer\" value.");
return;
}
if (!gst_structure_get_int(structure, "channels", &channels))
{
GST_WARNING("Missing \"channels\" value.");
return;
}
if (!gst_structure_get_int(structure, "rate", &rate))
{
GST_WARNING("Missing \"rate\" value.");
return;
}
format->major_type = WG_MAJOR_TYPE_AUDIO_MPEG1;
format->u.audio_mpeg1.layer = layer;
format->u.audio_mpeg1.channels = channels;
format->u.audio_mpeg1.rate = rate;
}
static void wg_format_from_caps_video_cinepak(struct wg_format *format, const GstCaps *caps)
{
const GstStructure *structure = gst_caps_get_structure(caps, 0);
gint width, height, fps_n, fps_d;
if (!gst_structure_get_int(structure, "width", &width))
{
GST_WARNING("Missing \"width\" value.");
return;
}
if (!gst_structure_get_int(structure, "height", &height))
{
GST_WARNING("Missing \"height\" value.");
return;
}
if (!gst_structure_get_fraction(structure, "framerate", &fps_n, &fps_d))
{
fps_n = 0;
fps_d = 1;
}
format->major_type = WG_MAJOR_TYPE_VIDEO_CINEPAK;
format->u.video_cinepak.width = width;
format->u.video_cinepak.height = height;
format->u.video_cinepak.fps_n = fps_n;
format->u.video_cinepak.fps_d = fps_d;
}
static void wg_format_from_caps_video_wmv(struct wg_format *format, const GstCaps *caps)
{
const GstStructure *structure = gst_caps_get_structure(caps, 0);
gint width, height, fps_n, fps_d, wmv_version = 0;
gchar format_buffer[5] = {'W','M','V','0',0};
enum wg_wmv_video_format wmv_format;
const gchar *wmv_format_str = NULL;
if (!gst_structure_get_int(structure, "width", &width))
{
GST_WARNING("Missing \"width\" value.");
return;
}
if (!gst_structure_get_int(structure, "height", &height))
{
GST_WARNING("Missing \"height\" value.");
return;
}
if (!(wmv_format_str = gst_structure_get_string(structure, "format")))
{
if (!gst_structure_get_int(structure, "wmvversion", &wmv_version))
GST_WARNING("Unable to get WMV format.");
format_buffer[3] += wmv_version;
wmv_format_str = format_buffer;
}
if (!strcmp(wmv_format_str, "WMV1"))
wmv_format = WG_WMV_VIDEO_FORMAT_WMV1;
else if (!strcmp(wmv_format_str, "WMV2"))
wmv_format = WG_WMV_VIDEO_FORMAT_WMV2;
else if (!strcmp(wmv_format_str, "WMV3"))
wmv_format = WG_WMV_VIDEO_FORMAT_WMV3;
else if (!strcmp(wmv_format_str, "WMVA"))
wmv_format = WG_WMV_VIDEO_FORMAT_WMVA;
else if (!strcmp(wmv_format_str, "WVC1"))
wmv_format = WG_WMV_VIDEO_FORMAT_WVC1;
else
wmv_format = WG_WMV_VIDEO_FORMAT_UNKNOWN;
if (!gst_structure_get_fraction(structure, "framerate", &fps_n, &fps_d))
{
fps_n = 0;
fps_d = 1;
}
format->major_type = WG_MAJOR_TYPE_VIDEO_WMV;
format->u.video_wmv.width = width;
format->u.video_wmv.height = height;
format->u.video_wmv.format = wmv_format;
format->u.video_wmv.fps_n = fps_n;
format->u.video_wmv.fps_d = fps_d;
}
void wg_format_from_caps(struct wg_format *format, const GstCaps *caps)
{
const GstStructure *structure = gst_caps_get_structure(caps, 0);
const char *name = gst_structure_get_name(structure);
memset(format, 0, sizeof(*format));
if (!strcmp(name, "audio/x-raw"))
{
GstAudioInfo info;
if (gst_audio_info_from_caps(&info, caps))
wg_format_from_audio_info(format, &info);
}
else if (!strcmp(name, "video/x-raw"))
{
GstVideoInfo info;
if (gst_video_info_from_caps(&info, caps))
wg_format_from_video_info(format, &info);
}
else if (!strcmp(name, "audio/mpeg"))
{
wg_format_from_caps_audio_mpeg1(format, caps);
}
else if (!strcmp(name, "video/x-cinepak"))
{
wg_format_from_caps_video_cinepak(format, caps);
}
else if (!strcmp(name, "video/x-wmv"))
{
wg_format_from_caps_video_wmv(format, caps);
}
else
{
gchar *str = gst_caps_to_string(caps);
GST_FIXME("Unhandled caps %s.", str);
g_free(str);
}
}
static GstAudioFormat wg_audio_format_to_gst(enum wg_audio_format format)
{
switch (format)
{
case WG_AUDIO_FORMAT_U8: return GST_AUDIO_FORMAT_U8;
case WG_AUDIO_FORMAT_S16LE: return GST_AUDIO_FORMAT_S16LE;
case WG_AUDIO_FORMAT_S24LE: return GST_AUDIO_FORMAT_S24LE;
case WG_AUDIO_FORMAT_S32LE: return GST_AUDIO_FORMAT_S32LE;
case WG_AUDIO_FORMAT_F32LE: return GST_AUDIO_FORMAT_F32LE;
case WG_AUDIO_FORMAT_F64LE: return GST_AUDIO_FORMAT_F64LE;
default: return GST_AUDIO_FORMAT_UNKNOWN;
}
}
static void wg_channel_mask_to_gst(GstAudioChannelPosition *positions, uint32_t mask, uint32_t channel_count)
{
const uint32_t orig_mask = mask;
unsigned int i;
DWORD bit;
static const GstAudioChannelPosition position_map[] =
{
GST_AUDIO_CHANNEL_POSITION_FRONT_LEFT,
GST_AUDIO_CHANNEL_POSITION_FRONT_RIGHT,
GST_AUDIO_CHANNEL_POSITION_FRONT_CENTER,
GST_AUDIO_CHANNEL_POSITION_LFE1,
GST_AUDIO_CHANNEL_POSITION_REAR_LEFT,
GST_AUDIO_CHANNEL_POSITION_REAR_RIGHT,
GST_AUDIO_CHANNEL_POSITION_FRONT_LEFT_OF_CENTER,
GST_AUDIO_CHANNEL_POSITION_FRONT_RIGHT_OF_CENTER,
GST_AUDIO_CHANNEL_POSITION_REAR_CENTER,
GST_AUDIO_CHANNEL_POSITION_SIDE_LEFT,
GST_AUDIO_CHANNEL_POSITION_SIDE_RIGHT,
GST_AUDIO_CHANNEL_POSITION_TOP_CENTER,
GST_AUDIO_CHANNEL_POSITION_TOP_FRONT_LEFT,
GST_AUDIO_CHANNEL_POSITION_TOP_FRONT_CENTER,
GST_AUDIO_CHANNEL_POSITION_TOP_FRONT_RIGHT,
GST_AUDIO_CHANNEL_POSITION_TOP_REAR_LEFT,
GST_AUDIO_CHANNEL_POSITION_TOP_REAR_CENTER,
GST_AUDIO_CHANNEL_POSITION_TOP_REAR_RIGHT,
};
for (i = 0; i < channel_count; ++i)
{
positions[i] = GST_AUDIO_CHANNEL_POSITION_NONE;
if (BitScanForward(&bit, mask))
{
if (bit < ARRAY_SIZE(position_map))
positions[i] = position_map[bit];
else
GST_WARNING("Invalid channel mask %#x.", orig_mask);
mask &= ~(1 << bit);
}
else
{
GST_WARNING("Incomplete channel mask %#x.", orig_mask);
}
}
}
static GstCaps *wg_format_to_caps_audio_mpeg1(const struct wg_format *format)
{
GstCaps *caps;
if (!(caps = gst_caps_new_empty_simple("audio/mpeg")))
return NULL;
gst_caps_set_simple(caps, "mpegversion", G_TYPE_INT, 1, NULL);
gst_caps_set_simple(caps, "layer", G_TYPE_INT, format->u.audio_mpeg1.layer, NULL);
gst_caps_set_simple(caps, "rate", G_TYPE_INT, format->u.audio_mpeg1.rate, NULL);
gst_caps_set_simple(caps, "channels", G_TYPE_INT, format->u.audio_mpeg1.channels, NULL);
gst_caps_set_simple(caps, "parsed", G_TYPE_BOOLEAN, TRUE, NULL);
return caps;
}
static GstCaps *wg_format_to_caps_audio_mpeg4(const struct wg_format *format)
{
GstBuffer *buffer;
GstCaps *caps;
if (!(caps = gst_caps_new_empty_simple("audio/mpeg")))
return NULL;
gst_caps_set_simple(caps, "mpegversion", G_TYPE_INT, 4, NULL);
switch (format->u.audio_mpeg4.payload_type)
{
case 0: gst_caps_set_simple(caps, "stream-format", G_TYPE_STRING, "raw", NULL); break;
case 1: gst_caps_set_simple(caps, "stream-format", G_TYPE_STRING, "adts", NULL); break;
case 2: gst_caps_set_simple(caps, "stream-format", G_TYPE_STRING, "adif", NULL); break;
case 3: gst_caps_set_simple(caps, "stream-format", G_TYPE_STRING, "loas", NULL); break;
}
/* FIXME: Use gst_codec_utils_aac_caps_set_level_and_profile from GStreamer pbutils library */
if (format->u.audio_mpeg4.codec_data_len)
{
buffer = gst_buffer_new_and_alloc(format->u.audio_mpeg4.codec_data_len);
gst_buffer_fill(buffer, 0, format->u.audio_mpeg4.codec_data, format->u.audio_mpeg4.codec_data_len);
gst_caps_set_simple(caps, "codec_data", GST_TYPE_BUFFER, buffer, NULL);
gst_buffer_unref(buffer);
}
return caps;
}
static GstCaps *wg_format_to_caps_audio(const struct wg_format *format)
{
GstAudioChannelPosition positions[32];
GstAudioFormat audio_format;
GstAudioInfo info;
if ((audio_format = wg_audio_format_to_gst(format->u.audio.format)) == GST_AUDIO_FORMAT_UNKNOWN)
return NULL;
wg_channel_mask_to_gst(positions, format->u.audio.channel_mask, format->u.audio.channels);
gst_audio_info_set_format(&info, audio_format, format->u.audio.rate, format->u.audio.channels, positions);
return gst_audio_info_to_caps(&info);
}
static GstVideoFormat wg_video_format_to_gst(enum wg_video_format format)
{
switch (format)
{
case WG_VIDEO_FORMAT_BGRA: return GST_VIDEO_FORMAT_BGRA;
case WG_VIDEO_FORMAT_BGRx: return GST_VIDEO_FORMAT_BGRx;
case WG_VIDEO_FORMAT_BGR: return GST_VIDEO_FORMAT_BGR;
case WG_VIDEO_FORMAT_RGB15: return GST_VIDEO_FORMAT_RGB15;
case WG_VIDEO_FORMAT_RGB16: return GST_VIDEO_FORMAT_RGB16;
case WG_VIDEO_FORMAT_AYUV: return GST_VIDEO_FORMAT_AYUV;
case WG_VIDEO_FORMAT_I420: return GST_VIDEO_FORMAT_I420;
case WG_VIDEO_FORMAT_NV12: return GST_VIDEO_FORMAT_NV12;
case WG_VIDEO_FORMAT_UYVY: return GST_VIDEO_FORMAT_UYVY;
case WG_VIDEO_FORMAT_YUY2: return GST_VIDEO_FORMAT_YUY2;
case WG_VIDEO_FORMAT_YV12: return GST_VIDEO_FORMAT_YV12;
case WG_VIDEO_FORMAT_YVYU: return GST_VIDEO_FORMAT_YVYU;
default: return GST_VIDEO_FORMAT_UNKNOWN;
}
}
static GstCaps *wg_format_to_caps_video(const struct wg_format *format)
{
GstVideoFormat video_format;
GstVideoInfo info;
unsigned int i;
GstCaps *caps;
if ((video_format = wg_video_format_to_gst(format->u.video.format)) == GST_VIDEO_FORMAT_UNKNOWN)
return NULL;
gst_video_info_set_format(&info, video_format, format->u.video.width, abs(format->u.video.height));
if ((caps = gst_video_info_to_caps(&info)))
{
for (i = 0; i < gst_caps_get_size(caps); ++i)
{
GstStructure *structure = gst_caps_get_structure(caps, i);
if (!format->u.video.width)
gst_structure_remove_fields(structure, "width", NULL);
if (!format->u.video.height)
gst_structure_remove_fields(structure, "height", NULL);
if (!format->u.video.fps_d && !format->u.video.fps_n)
gst_structure_remove_fields(structure, "framerate", NULL);
/* Remove fields which we don't specify but might have some default value */
gst_structure_remove_fields(structure, "colorimetry", "chroma-site", NULL);
}
}
return caps;
}
static GstCaps *wg_format_to_caps_video_cinepak(const struct wg_format *format)
{
GstCaps *caps;
if (!(caps = gst_caps_new_empty_simple("video/x-cinepak")))
return NULL;
if (format->u.video_cinepak.width)
gst_caps_set_simple(caps, "width", G_TYPE_INT, format->u.video_cinepak.width, NULL);
if (format->u.video_cinepak.height)
gst_caps_set_simple(caps, "height", G_TYPE_INT, format->u.video_cinepak.height, NULL);
if (format->u.video_cinepak.fps_d || format->u.video_cinepak.fps_n)
gst_caps_set_simple(caps, "framerate", GST_TYPE_FRACTION, format->u.video_cinepak.fps_n, format->u.video_cinepak.fps_d, NULL);
return caps;
}
static GstCaps *wg_format_to_caps_audio_wma(const struct wg_format *format)
{
GstBuffer *buffer;
GstCaps *caps;
if (!(caps = gst_caps_new_empty_simple("audio/x-wma")))
return NULL;
if (format->u.audio_wma.version)
gst_caps_set_simple(caps, "wmaversion", G_TYPE_INT, format->u.audio_wma.version, NULL);
if (format->u.audio_wma.bitrate)
gst_caps_set_simple(caps, "bitrate", G_TYPE_INT, format->u.audio_wma.bitrate, NULL);
if (format->u.audio_wma.rate)
gst_caps_set_simple(caps, "rate", G_TYPE_INT, format->u.audio_wma.rate, NULL);
if (format->u.audio_wma.depth)
gst_caps_set_simple(caps, "depth", G_TYPE_INT, format->u.audio_wma.depth, NULL);
if (format->u.audio_wma.channels)
gst_caps_set_simple(caps, "channels", G_TYPE_INT, format->u.audio_wma.channels, NULL);
if (format->u.audio_wma.block_align)
gst_caps_set_simple(caps, "block_align", G_TYPE_INT, format->u.audio_wma.block_align, NULL);
if (format->u.audio_wma.codec_data_len)
{
if (!(buffer = gst_buffer_new_and_alloc(format->u.audio_wma.codec_data_len)))
{
gst_caps_unref(caps);
return NULL;
}
gst_buffer_fill(buffer, 0, format->u.audio_wma.codec_data, format->u.audio_wma.codec_data_len);
gst_caps_set_simple(caps, "codec_data", GST_TYPE_BUFFER, buffer, NULL);
gst_buffer_unref(buffer);
}
return caps;
}
static GstCaps *wg_format_to_caps_video_h264(const struct wg_format *format)
{
const char *profile, *level;
GstCaps *caps;
if (!(caps = gst_caps_new_empty_simple("video/x-h264")))
return NULL;
gst_caps_set_simple(caps, "stream-format", G_TYPE_STRING, "byte-stream", NULL);
gst_caps_set_simple(caps, "alignment", G_TYPE_STRING, "au", NULL);
if (format->u.video_h264.width)
gst_caps_set_simple(caps, "width", G_TYPE_INT, format->u.video_h264.width, NULL);
if (format->u.video_h264.height)
gst_caps_set_simple(caps, "height", G_TYPE_INT, format->u.video_h264.height, NULL);
if (format->u.video_h264.fps_n || format->u.video_h264.fps_d)
gst_caps_set_simple(caps, "framerate", GST_TYPE_FRACTION, format->u.video_h264.fps_n, format->u.video_h264.fps_d, NULL);
switch (format->u.video_h264.profile)
{
case eAVEncH264VProfile_Main: profile = "main"; break;
case eAVEncH264VProfile_High: profile = "high"; break;
case eAVEncH264VProfile_444: profile = "high-4:4:4"; break;
default:
GST_FIXME("H264 profile attribute %u not implemented.", format->u.video_h264.profile);
/* fallthrough */
case eAVEncH264VProfile_unknown:
profile = "baseline";
break;
}
gst_caps_set_simple(caps, "profile", G_TYPE_STRING, profile, NULL);
switch (format->u.video_h264.level)
{
case eAVEncH264VLevel1: level = "1"; break;
case eAVEncH264VLevel1_1: level = "1.1"; break;
case eAVEncH264VLevel1_2: level = "1.2"; break;
case eAVEncH264VLevel1_3: level = "1.3"; break;
case eAVEncH264VLevel2: level = "2"; break;
case eAVEncH264VLevel2_1: level = "2.1"; break;
case eAVEncH264VLevel2_2: level = "2.2"; break;
case eAVEncH264VLevel3: level = "3"; break;
case eAVEncH264VLevel3_1: level = "3.1"; break;
case eAVEncH264VLevel3_2: level = "3.2"; break;
case eAVEncH264VLevel4: level = "4"; break;
case eAVEncH264VLevel4_1: level = "4.1"; break;
case eAVEncH264VLevel4_2: level = "4.2"; break;
case eAVEncH264VLevel5: level = "5"; break;
case eAVEncH264VLevel5_1: level = "5.1"; break;
case eAVEncH264VLevel5_2: level = "5.2"; break;
default:
GST_FIXME("H264 level attribute %u not implemented.", format->u.video_h264.level);
/* fallthrough */
case 0:
level = NULL;
break;
}
if (level)
gst_caps_set_simple(caps, "level", G_TYPE_STRING, level, NULL);
return caps;
}
static GstCaps *wg_format_to_caps_video_wmv(const struct wg_format *format)
{
unsigned int wmv_version;
const char *wmv_format;
GstCaps *caps;
if (!(caps = gst_caps_new_empty_simple("video/x-wmv")))
return NULL;
switch (format->u.video_wmv.format)
{
case WG_WMV_VIDEO_FORMAT_WMV1:
wmv_format = "WMV1";
wmv_version = 1;
break;
case WG_WMV_VIDEO_FORMAT_WMV2:
wmv_format = "WMV2";
wmv_version = 2;
break;
case WG_WMV_VIDEO_FORMAT_WMV3:
wmv_format = "WMV3";
wmv_version = 3;
break;
case WG_WMV_VIDEO_FORMAT_WMVA:
wmv_format = "WMVA";
wmv_version = 3;
break;
case WG_WMV_VIDEO_FORMAT_WVC1:
wmv_format = "WVC1";
wmv_version = 3;
break;
default:
GST_WARNING("Unknown WMV format %u.", format->u.video_wmv.format);
/* fallthrough */
case WG_WMV_VIDEO_FORMAT_UNKNOWN:
wmv_format = NULL;
wmv_version = 0;
break;
}
if (wmv_format)
gst_caps_set_simple(caps, "format", G_TYPE_STRING, wmv_format, NULL);
if (wmv_version)
gst_caps_set_simple(caps, "wmvversion", G_TYPE_INT, wmv_version, NULL);
if (format->u.video_wmv.width)
gst_caps_set_simple(caps, "width", G_TYPE_INT, format->u.video_wmv.width, NULL);
if (format->u.video_wmv.height)
gst_caps_set_simple(caps, "height", G_TYPE_INT, format->u.video_wmv.height, NULL);
if (format->u.video_wmv.fps_d || format->u.video_wmv.fps_n)
gst_caps_set_simple(caps, "framerate", GST_TYPE_FRACTION, format->u.video_wmv.fps_n, format->u.video_wmv.fps_d, NULL);
return caps;
}
static GstCaps *wg_format_to_caps_video_indeo(const struct wg_format *format)
{
GstCaps *caps;
if (!(caps = gst_caps_new_empty_simple("video/x-indeo")))
return NULL;
if (format->u.video_indeo.width)
gst_caps_set_simple(caps, "width", G_TYPE_INT, format->u.video_indeo.width, NULL);
if (format->u.video_indeo.height)
gst_caps_set_simple(caps, "height", G_TYPE_INT, format->u.video_indeo.height, NULL);
if (format->u.video_indeo.fps_d || format->u.video_indeo.fps_n)
gst_caps_set_simple(caps, "framerate", GST_TYPE_FRACTION, format->u.video_indeo.fps_n, format->u.video_indeo.fps_d, NULL);
if (format->u.video_indeo.version)
gst_caps_set_simple(caps, "indeoversion", G_TYPE_INT, format->u.video_indeo.version, NULL);
return caps;
}
GstCaps *wg_format_to_caps(const struct wg_format *format)
{
switch (format->major_type)
{
case WG_MAJOR_TYPE_UNKNOWN:
return gst_caps_new_any();
case WG_MAJOR_TYPE_AUDIO:
return wg_format_to_caps_audio(format);
case WG_MAJOR_TYPE_AUDIO_MPEG1:
return wg_format_to_caps_audio_mpeg1(format);
case WG_MAJOR_TYPE_AUDIO_MPEG4:
return wg_format_to_caps_audio_mpeg4(format);
case WG_MAJOR_TYPE_AUDIO_WMA:
return wg_format_to_caps_audio_wma(format);
case WG_MAJOR_TYPE_VIDEO:
return wg_format_to_caps_video(format);
case WG_MAJOR_TYPE_VIDEO_CINEPAK:
return wg_format_to_caps_video_cinepak(format);
case WG_MAJOR_TYPE_VIDEO_H264:
return wg_format_to_caps_video_h264(format);
case WG_MAJOR_TYPE_VIDEO_WMV:
return wg_format_to_caps_video_wmv(format);
case WG_MAJOR_TYPE_VIDEO_INDEO:
return wg_format_to_caps_video_indeo(format);
}
assert(0);
return NULL;
}
bool wg_format_compare(const struct wg_format *a, const struct wg_format *b)
{
if (a->major_type != b->major_type)
return false;
switch (a->major_type)
{
case WG_MAJOR_TYPE_AUDIO_MPEG1:
case WG_MAJOR_TYPE_AUDIO_MPEG4:
case WG_MAJOR_TYPE_AUDIO_WMA:
case WG_MAJOR_TYPE_VIDEO_H264:
case WG_MAJOR_TYPE_VIDEO_WMV:
case WG_MAJOR_TYPE_VIDEO_INDEO:
GST_FIXME("Format %u not implemented!", a->major_type);
/* fallthrough */
case WG_MAJOR_TYPE_UNKNOWN:
return false;
case WG_MAJOR_TYPE_AUDIO:
return a->u.audio.format == b->u.audio.format
&& a->u.audio.channels == b->u.audio.channels
&& a->u.audio.rate == b->u.audio.rate;
case WG_MAJOR_TYPE_VIDEO:
/* Do not compare FPS. */
return a->u.video.format == b->u.video.format
&& a->u.video.width == b->u.video.width
&& abs(a->u.video.height) == abs(b->u.video.height)
&& EqualRect( &a->u.video.padding, &b->u.video.padding );
case WG_MAJOR_TYPE_VIDEO_CINEPAK:
/* Do not compare FPS. */
return a->u.video_cinepak.width == b->u.video_cinepak.width
&& a->u.video_cinepak.height == b->u.video_cinepak.height;
}
assert(0);
return false;
}
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