Dynamic video advertisement replacement

1. A smart television comprising:

a non-transitory computer-readable medium storing a first set of instructions and a second set of instructions; and

a processing device to execute the first set of instructions to implement an automatic content recognition (ACR) client and to execute the second set of instructions to implement an advertisement (ad) replacer client,

wherein the ACR client is configured to:

send frames of a video stream to be matched to a headend ACR of an addressable television (ATV) system;

forward, to the ad replacer client, an ACR event received from the headend ACR that identifies a channel on which the video stream is playing; and

notify the ad replacer client upon detecting an ad spot in the video stream, and

wherein the ad replacer client is configured to:

receive a notification from the ATV system, wherein the notification indicates that a first ad destined for the ad spot is off target for the ad spot, and includes criteria for determining a second ad that is on target for the ad spot;

generate an ad request including one or more parameters from the criteria; and

transmit the ad request to a supply side platform (SSP) computing system at which advertisers will bid on filling the ad spot with the second ad.

2. The smart television of claim 1 , wherein the ACR client is further configured to:

monitor the channel on which the video stream is playing; and

notify the ad replacer client in response to detecting a channel change.

3. The smart television of claim 2 , wherein the ad replacer client is further configured to cancel the ad request in response to being notified of the channel change.

4. The smart television of claim 1 , wherein the criteria includes audience parameters comprising one or more of a demographic parameter, a geographic parameter, and a language setting.

5. The smart television of claim 1 , wherein the ad replacer client is further configured to download and install an application through which to retrieve television parameters comprising one or more of a network identifier (ID), a channel ID, a video ID of the video stream, and current time.

6. The smart television of claim 1 , wherein the ACR client is further configured to:

receive a content identifier (ID) for the video stream from the ACR headend; and

send the content ID to the ad replacer client, wherein the content ID identifies an ad campaign with which is affiliated the ad spot.

7. The smart television of claim 6 , wherein the ad replacer client is further configured to:

notify the ATV system that the video stream is being viewed on the channel;

notify the ATV system of the content ID corresponding to the video stream; and

request the notification from an ATV engine of the ATV system.

8. The smart television of claim 6 , wherein the non-transitory computer-readable medium stores the second ad that is delivered to the ad spot.

9. The smart television of claim 1 , wherein the non-transitory computer-readable medium stores a third set of instructions, which, when executed by the processing device, cause the processing device to launch a web browser, the web browser configured to display the second ad.

10. The smart television of claim 1 , wherein the instructions include firmware executable to access frames of the video stream.

11. The smart television of claim 1 , wherein the ad replacer client is further configured to:

begin downloading the second ad;

determine, in view of download speed and file size, when the second ad being downloaded can be played through without buffering; and

signal the processing device to begin playing the second ad in the ad spot.