support uploading videos in any of the supported resolutions, to avoid upscaling

pandora/archive/models.py

@@ -308,13 +308,19 @@ class File(models.Model):
             return True
         return False
 
-    def save_chunk_stream(self, chunk, chunk_id=-1, done=False):
+    def stream_resolution(self):
+        config = settings.CONFIG['video']
+        height = self.info['video'][0]['height'] if self.info.get('video') else None
+        for resolution in sorted(config['resolutions']):
+            if height and height <= resolution:
+                return resolution
+        return resolution
+
+    def save_chunk_stream(self, chunk, chunk_id, resolution, format, done):
         if not self.available:
             config = settings.CONFIG['video']
             stream, created = Stream.objects.get_or_create(
-                        file=self,
-                        resolution=max(config['resolutions']),
-                        format=config['formats'][0])
+                        file=self, resolution=resolution, format=format)
             if created:
                 stream.media.name = stream.path(stream.name())
                 ox.makedirs(os.path.dirname(stream.media.path))

pandora/archive/tasks.py

@@ -112,9 +112,10 @@ def extract_stream(fileId):
     file = models.File.objects.get(id=fileId)
     if file.data:
         config = settings.CONFIG['video']
+        resolution = file.stream_resolution()
         stream, created = models.Stream.objects.get_or_create(
-            file=file, resolution=max(config['resolutions']),
-            format=config['formats'][0])
+            file=file, resolution=resolution, format=config['formats'][0]
+        )
         if created:
             stream.media.name = stream.path(stream.name())
             stream.encode()

pandora/archive/views.py

@@ -224,7 +224,13 @@ def firefogg_upload(request):
     profile = request.GET['profile']
     oshash = request.GET['id']
     config = settings.CONFIG['video']
-    video_profile = "%sp.%s" % (max(config['resolutions']), config['formats'][0])
+
+    resolution, format = profile.split('p.')
+    resolution = int(resolution)
+    if resolution not in config['resolutions'] \
+        or format not in config['formats']:
+        response = json_response(status=500, text='invalid profile')
+        return render_to_json_response(response)
 
     #handle video upload
     if request.method == 'POST':
@@ -232,14 +238,15 @@ def firefogg_upload(request):
         if 'chunk' in request.FILES and oshash:
             f = get_object_or_404(models.File, oshash=oshash)
             form = ChunkForm(request.POST, request.FILES)
-            if form.is_valid() and profile == video_profile and f.editable(request.user):
+            if form.is_valid() and f.editable(request.user):
                 c = form.cleaned_data['chunk']
                 chunk_id = form.cleaned_data['chunkId']
                 response = {
                     'result': 1,
                     'resultUrl': request.build_absolute_uri('/%s'%f.item.itemId)
                 }
-                if not f.save_chunk_stream(c, chunk_id, form.cleaned_data['done']):
+                if not f.save_chunk_stream(c, chunk_id, resolution, format,
+                        form.cleaned_data['done']):
                     response['result'] = -1
                 elif form.cleaned_data['done']:
                     f.uploading = False
@@ -255,7 +262,7 @@ def firefogg_upload(request):
                     response['done'] = 1
                 return render_to_json_response(response)
         #init upload
-        elif oshash and profile == video_profile:
+        elif oshash:
             #404 if oshash is not know, files must be registered via update api first
             f = get_object_or_404(models.File, oshash=oshash)
             if f.editable(request.user):

static/js/uploadVideoDialog.js

@@ -156,7 +156,7 @@ pandora.ui.uploadVideoDialog = function(data) {
                     }
                     setTimeout(function() {
                         $info.html('<b>' + filename + '</b><br>' + Ox._('uploading...'));
-                        uploadStream(item, oshash, file);
+                        uploadStream(item, info, file);
                     });
                 },
                 function(progress) {
@@ -167,9 +167,21 @@ pandora.ui.uploadVideoDialog = function(data) {
         });
     }
 
-    function uploadStream(item, oshash, file) {
-        var format = pandora.site.video.formats[0],
-            resolution = Ox.max(pandora.site.video.resolutions);
+    function getResolution(info) {
+        var height = info.video && info.video.length
+                ? info.video[0].height
+                : Ox.max(pandora.site.video.resolutions),
+            resolution = pandora.site.video.resolutions
+                .sort().filter(function(resolution) {
+                    return height <= resolution;
+                })[0] || Ox.max(pandora.site.video.resolutions);
+        return resolution;
+    }
+
+    function uploadStream(item, info, file) {
+        var oshash = info.oshash,
+            format = pandora.site.video.formats[0],
+            resolution = getResolution(info);
         pandora.$ui.upload = pandora.chunkupload({
             file: file,
             url: '/api/upload/?profile=' + resolution + 'p.' + format + '&id=' + oshash,
@@ -273,7 +285,7 @@ pandora.ui.uploadVideoDialog = function(data) {
             format = pandora.site.video.formats[0],
             fps,
             options = {},
-            resolution = Ox.max(pandora.site.video.resolutions);
+            resolution = getResolution(info);
         if (format == 'webm') {
             options.videoCodec = 'vp8';
             options.audioCodec = 'vorbis';