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v4l2: fix encoded formats

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This commit is contained in:
Wim Taymans 2017-03-01 14:59:49 +01:00
parent 710a1a41e6
commit c063e206f4
2 changed files with 93 additions and 14 deletions
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56
spa/plugins/v4l2/v4l2-utils.c
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@ -741,28 +741,62 @@ spa_v4l2_set_format (SpaV4l2Source *this, SpaVideoInfo *f, bool try_only)
struct v4l2_format reqfmt, fmt;
struct v4l2_streamparm streamparm;
const FormatInfo *info = NULL;
SpaVideoFormat video_format;
SpaRectangle *size = NULL;
SpaFraction *framerate = NULL;
CLEAR (fmt);
CLEAR (streamparm);
fmt.type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
streamparm.type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
switch (f->media_subtype) {
case SPA_MEDIA_SUBTYPE_RAW:
video_format = f->info.raw.format;
size = &f->info.raw.size;
framerate = &f->info.raw.framerate;
break;
case SPA_MEDIA_SUBTYPE_MJPG:
case SPA_MEDIA_SUBTYPE_JPEG:
video_format = SPA_VIDEO_FORMAT_ENCODED;
size = &f->info.mjpg.size;
framerate = &f->info.mjpg.framerate;
break;
case SPA_MEDIA_SUBTYPE_H264:
video_format = SPA_VIDEO_FORMAT_ENCODED;
size = &f->info.h264.size;
framerate = &f->info.h264.framerate;
break;
case SPA_MEDIA_SUBTYPE_DV:
case SPA_MEDIA_SUBTYPE_MPEGTS:
case SPA_MEDIA_SUBTYPE_MPEG1:
case SPA_MEDIA_SUBTYPE_MPEG2:
case SPA_MEDIA_SUBTYPE_MPEG4:
case SPA_MEDIA_SUBTYPE_XVID:
case SPA_MEDIA_SUBTYPE_VC1:
case SPA_MEDIA_SUBTYPE_VP8:
default:
video_format = SPA_VIDEO_FORMAT_ENCODED;
break;
}
info = find_format_info_by_media_type (f->media_type,
f->media_subtype,
f->info.raw.format,
video_format,
0);
if (info == NULL) {
if (info == NULL || size == NULL || framerate == NULL) {
spa_log_error (state->log, "v4l2: unknown media type %d %d %d", f->media_type,
f->media_subtype, f->info.raw.format);
f->media_subtype, video_format);
return -1;
}
fmt.fmt.pix.pixelformat = info->fourcc;
fmt.fmt.pix.field = V4L2_FIELD_ANY;
fmt.fmt.pix.width = f->info.raw.size.width;
fmt.fmt.pix.height = f->info.raw.size.height;
streamparm.parm.capture.timeperframe.numerator = f->info.raw.framerate.denom;
streamparm.parm.capture.timeperframe.denominator = f->info.raw.framerate.num;
fmt.fmt.pix.width = size->width;
fmt.fmt.pix.height = size->height;
streamparm.parm.capture.timeperframe.numerator = framerate->denom;
streamparm.parm.capture.timeperframe.denominator = framerate->num;
spa_log_info (state->log, "v4l2: set %08x %dx%d %d/%d", fmt.fmt.pix.pixelformat,
fmt.fmt.pix.width, fmt.fmt.pix.height,
@ -797,10 +831,10 @@ spa_v4l2_set_format (SpaV4l2Source *this, SpaVideoInfo *f, bool try_only)
if (try_only)
return 0;
f->info.raw.size.width = fmt.fmt.pix.width;
f->info.raw.size.height = fmt.fmt.pix.height;
f->info.raw.framerate.num = streamparm.parm.capture.timeperframe.denominator;
f->info.raw.framerate.denom = streamparm.parm.capture.timeperframe.numerator;
size->width = fmt.fmt.pix.width;
size->height = fmt.fmt.pix.height;
framerate->num = streamparm.parm.capture.timeperframe.denominator;
framerate->denom = streamparm.parm.capture.timeperframe.numerator;
state->fmt = fmt;
state->info.flags = SPA_PORT_INFO_FLAG_CAN_ALLOC_BUFFERS |