[Misc] Allow using OpenCV as video IO fallback (#15055)

Signed-off-by: Isotr0py <2037008807@qq.com>
Co-authored-by: Harry Mellor <19981378+hmellor@users.noreply.github.com>

requirements/common.txt

@@ -30,6 +30,7 @@ msgspec
 gguf == 0.10.0
 importlib_metadata
 mistral_common[opencv] >= 1.5.4
+opencv-python-headless >= 4.11.0    # required for video IO
 pyyaml
 six>=1.16.0; python_version > '3.11' # transitive dependency of pandas that needs to be the latest version for python 3.12
 setuptools>=74.1.1; python_version > '3.11' # Setuptools is used by triton, we need to ensure a modern version is installed for 3.12+ so that it does not try to import distutils, which was removed in 3.12

requirements/test.in

@@ -9,7 +9,6 @@ pytest-shard
 # testing utils
 awscli
 backoff # required for phi4mm test
-decord # required for video tests
 einops # required for MPT, qwen-vl and Mamba
 httpx
 librosa # required for audio tests
@@ -28,6 +27,7 @@ torchvision==0.21.0
 transformers_stream_generator # required for qwen-vl test
 matplotlib # required for qwen-vl test
 mistral_common[opencv] >= 1.5.4 # required for pixtral test
+opencv-python-headless >= 4.11.0 # required for video test
 datamodel_code_generator # required for minicpm3 test
 lm-eval[api]==0.4.4 # required for model evaluation test
 transformers==4.50.3

requirements/test.txt

@@ -93,8 +93,6 @@ datasets==3.0.2
     #   lm-eval
 decorator==5.1.1
     # via librosa
-decord==0.6.0
-    # via -r requirements/test.in
 dill==0.3.8
     # via
     #   datasets
@@ -276,7 +274,6 @@ numpy==1.26.4
     #   contourpy
     #   cupy-cuda12x
     #   datasets
-    #   decord
     #   einx
     #   encodec
     #   evaluate
@@ -337,8 +334,10 @@ nvidia-nvjitlink-cu12==12.4.127
     #   torch
 nvidia-nvtx-cu12==12.4.127
     # via torch
-opencv-python-headless==4.10.0.84
-    # via mistral-common
+opencv-python-headless==4.11.0.86
+    # via
+    #   -r requirements/test.in
+    #   mistral-common
 packaging==24.1
     # via
     #   accelerate